May 2026 Stock Losers on News

Ranked by the close-to-close change of the trading session each announcement landed in. How this is measured.

Data as of the trading session of 2026-05-29, 18 of 20 completed market sessions produced ranked moves. That date is the last ranked session, not the last priced one, so follow-through dates run later.

See the biggest gainers of May 2026 Every stock ranked by its May 2026 gain, with or without news

100

Ranked drops

-80.56%

Largest, ENGN

99.0%

Below baseline, day +5

0.8%

Median deeper below baseline, day +5

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100 ranked drops in May 2026

Skip the ranked rows and go to the month summary

Every percentage on a row, the follow-through readings included, is measured against that row's own pre-news close, which the row names. A day +5 reading is therefore the move from before the announcement, not a further change on top of the headline percentage.

Rows are ordered by the move measured when the board was ranked. A percentage recomputed from the session's own closing prices can sit a little above or below its neighbours; the rank is the one the measured move gave the row.

Rank	Symbol	close to close	Session	Catalyst	Announcement	from the pre-news close
1	ENGN enGene Therapeutics Inc.	-80.56%	05/07/2026 against the close of 05/06/2026 Session detail $137.4M market cap (today)	Clinical Trial Results	enGene Announces Updated Interim Results From LEGEND Pivotal Cohort 05/07/2026 07:00 ET premarket	Day +1 -83.05% 2026-05-08 Day +5 -79.55% 2026-05-14 Best recovery within 5 -79.55% 2026-05-14 1.3% of the drop was recovered five sessions later. Month end -79.10% on 2026-05-29
Close before and after $8.85 to $1.72 split-adjusted Session open, high, low $2.15, $2.24, $1.70 Opening gap -75.71% Close inside the session range 0.04 of the range, where 1.00 is the high Session volume 24,102,682 shares, $41,456,613 Relative volume 92.4x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
2	VRRM Verra Mobility Corporation	-70.57%	05/27/2026 against the close of 05/26/2026 Session detail $522.8M market cap (today)	Other Announcement (terminated)	Verra Mobility Receives Termination of Agreement Notice From Avis Budget Group 05/26/2026 16:05 ET after hours	Day +1 -68.43% 2026-05-28 Day +5 -68.43% 2026-06-03 Best recovery within 5 -62.61% 2026-06-01 3.0% of the drop was recovered five sessions later. Month end -65.52% on 2026-05-29 This month ended before the fifth session after the move.
Close before and after $13.08 to $3.85 split-adjusted Session open, high, low $5.51, $5.60, $3.40 Opening gap -57.87% Close inside the session range 0.20 of the range, where 1.00 is the high Session volume 75,513,161 shares, $290,725,670 Relative volume 44.2x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
3	EMBC Embecta Corp.	-57.84%	05/05/2026 against the close of 05/04/2026 Session detail $316.7M market cap (today)	Earnings	Embecta Corp. Reports Second Quarter Fiscal 2026 Financial Results 05/05/2026 06:30 ET premarket embecta Announces Quarterly Cash Dividend 05/05/2026	Day +1 -61.51% 2026-05-06 Day +5 -63.14% 2026-05-12 Best recovery within 5 -60.65% 2026-05-08 Five sessions later the drop was 9.2% bigger, at -63.14%. Month end -63.46% on 2026-05-29
Close before and after $9.25 to $3.90 split-adjusted Session open, high, low $5.07, $5.11, $3.89 Opening gap -45.24% Close inside the session range 0.01 of the range, where 1.00 is the high Session volume 16,136,475 shares, $62,932,253 Relative volume 23.4x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
4	TRDA Entrada Therapeutics, Inc. release reads positive	-57.27%	05/07/2026 against the close of 05/06/2026 Session detail $261.3M market cap (today)	Clinical Trial Results Release reads positive, stock fell 57.27%	Entrada Therapeutics Announces Positive Topline Results from Cohort 1 of Participants with Duchenne Muscular Dystrophy Treated with ENTR-601-44 in Phase 1/2 ELEVATE-44-201 Study 05/07/2026 07:00 ET premarket Entrada Therapeutics to Announce Topline Results from Cohort 1 of Participants with Duchenne Muscular Dystrophy Treated with ENTR-601-44 in Phase 1/2 ELEVATE-44-201 Study on May 7, 2026 05/06/2026 Entrada Therapeutics Reports First Quarter 2026 Financial Results 05/07/2026	Day +1 -57.33% 2026-05-08 Day +5 -57.39% 2026-05-14 Best recovery within 5 -54.34% 2026-05-13 Five sessions later the drop was 0.2% bigger, at -57.39%. Month end -55.90% on 2026-05-29
Close before and after $16.03 to $6.85 split-adjusted Session open, high, low $6.82, $7.89, $5.73 Opening gap -57.45% Close inside the session range 0.52 of the range, where 1.00 is the high Session volume 4,126,696 shares, $28,267,868 Relative volume 27.6x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
5	PRIM Primoris Services Corporation	-50.11%	05/06/2026 against the close of 05/05/2026 Session detail $4.11B market cap (today)	Earnings	Primoris Services Corporation Reports First Quarter 2026 Results 05/05/2026 16:15 ET after hours	Day +1 -46.79% 2026-05-07 Day +5 -44.34% 2026-05-13 Best recovery within 5 -43.63% 2026-05-11 11.5% of the drop was recovered five sessions later. Month end -38.01% on 2026-05-29
Close before and after $202.92 to $101.23 split-adjusted Session open, high, low $128.39, $133.85, $98.09 Opening gap -36.73% Close inside the session range 0.09 of the range, where 1.00 is the high Session volume 13,165,521 shares, $1,332,745,691 Relative volume 20.4x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
6	MDXH MDxHealth SA	-49.50%	05/14/2026 against the close of 05/13/2026 Session detail $57.2M market cap (today)	Earnings	Mdxhealth Reports Q1-2026 Results 05/13/2026 16:00 ET after hours	Day +1 -54.21% 2026-05-15 Day +5 -57.64% 2026-05-21 Best recovery within 5 -54.21% 2026-05-15 Five sessions later the drop was 16.4% bigger, at -57.64%. Month end -61.03% on 2026-05-29
Close before and after $1.95 to $0.9847 split-adjusted Session open, high, low $1.07, $1.08, $0.9400 Opening gap -45.13% Close inside the session range 0.32 of the range, where 1.00 is the high Session volume 11,031,311 shares, $10,862,532 Relative volume 80.6x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
7	WGS GeneDx Holdings Corp.	-49.20%	05/05/2026 against the close of 05/04/2026 Session detail $2.71B market cap (today)	Earnings	GeneDx Reports First Quarter 2026 Financial Results and Updates Full-Year Outlook 05/04/2026 16:05 ET after hours	Day +1 -48.90% 2026-05-06 Day +5 -41.87% 2026-05-12 Best recovery within 5 -39.98% 2026-05-08 14.9% of the drop was recovered five sessions later. Month end -23.47% on 2026-05-29
Close before and after $67.93 to $34.51 split-adjusted Session open, high, low $36.94, $37.46, $32.84 Opening gap -45.63% Close inside the session range 0.36 of the range, where 1.00 is the high Session volume 11,259,727 shares, $388,573,179 Relative volume 19.7x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
8	ATYR aTyr Pharma, Inc. Also on the opposite board this month release reads positive on both boards	-44.20%	05/12/2026 against the close of 05/11/2026 Session detail $35.0M market cap (today)	Clinical Trial Results Release reads positive, stock fell 44.20%	aTyr Pharma Provides Regulatory and Clinical Update for Efzofitimod in Pulmonary Sarcoidosis Following FDA Type C Meeting 05/11/2026 16:01 ET after hours	Day +1 -58.34% 2026-05-13 Day +5 -49.17% 2026-05-19 Best recovery within 5 -41.08% 2026-05-14 Five sessions later the drop was 11.2% bigger, at -49.17%. Month end -42.91% on 2026-05-29
Close before and after $0.9502 to $0.5302 split-adjusted Session open, high, low $0.8000, $0.8034, $0.5100 Opening gap -15.81% Close inside the session range 0.07 of the range, where 1.00 is the high Session volume 12,306,880 shares, $6,525,108 Relative volume 15.1x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
9	NGEN NervGen Pharma Corp.	-43.48%	05/22/2026 against the close of 05/21/2026 Session detail $222.0M market cap (today)	Offering / Dilution	NervGen Announces Proposed Public Offering of Securities 05/21/2026 16:01 ET after hours NervGen Announces Pricing of US$60.0 Million Public Offering of Securities 05/21/2026	Day +1 -42.12% 2026-05-26 Day +5 -47.28% 2026-06-01 Best recovery within 5 -42.12% 2026-05-26 Five sessions later the drop was 8.7% bigger, at -47.28%. Month end -43.75% on 2026-05-29 This month ended before the fifth session after the move.
Close before and after $3.68 to $2.08 split-adjusted Session open, high, low $2.25, $2.25, $2.02 Opening gap -38.86% Close inside the session range 0.26 of the range, where 1.00 is the high Session volume 12,448,881 shares, $25,893,672 Relative volume 94.8x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
10	ENHA Enhanced Group Inc. More than one ranked move this month release reads positive 2+ ranked moves	-43.47%	05/26/2026 against the close of 05/22/2026 Session detail $203.4M market cap (today)	Other Announcement Release reads positive, stock fell 43.47%	ENHANCED (NYSE: ENHA) SURPASSES $32 MILLION IN SPONSORSHIP DEAL VALUE FOR INAUGURAL ENHANCED GAMES 05/26/2026 10:07 ET intraday	Day +1 -48.32% 2026-05-27 Day +5 -47.20% 2026-06-02 Best recovery within 5 -43.84% 2026-05-29 Five sessions later the drop was 8.6% bigger, at -47.20%. Month end -43.84% on 2026-05-29 This month ended before the fifth session after the move.
Close before and after $5.36 to $3.03 split-adjusted Session open, high, low $3.87, $3.90, $2.54 Opening gap -27.80% Close inside the session range 0.36 of the range, where 1.00 is the high Session volume 6,028,204 shares, $18,265,458 Baseline gap 4 calendar days from the pre-news close to the measured session
11	GOSS Gossamer Bio, Inc.	-43.32%	05/18/2026 against the close of 05/15/2026 Session detail $71.5M market cap (today)	Earnings	Gossamer Bio Announces First Quarter 2026 Financial Results and Provides Business Update 05/18/2026 07:00 ET premarket Gossamer Bio, Inc. Launches Exchange Offer and Consent Solicitation Intended to Eliminate Over $120 Million of Debt with Existing Noteholder Support 05/18/2026	Day +1 -41.44% 2026-05-19 Day +5 -35.29% 2026-05-26 Best recovery within 5 -35.29% 2026-05-26 18.5% of the drop was recovered five sessions later. Month end -32.09% on 2026-05-29
Close before and after $27.20 to $15.42 split-adjusted Session open, high, low $24.00, $24.00, $13.01 Opening gap -11.76% Close inside the session range 0.22 of the range, where 1.00 is the high Session volume 725,183 shares, $11,179,421 Relative volume 14.5x the median of the 20 sessions before the pre-news close Baseline gap 3 calendar days from the pre-news close to the measured session
12	LNZA LanzaTech Global, Inc.	-43.27%	05/15/2026 against the close of 05/14/2026 Session detail $81.2M market cap (today)	Offering / Dilution	LanzaTech Announces $20 Million Registered Direct Offering of Common Stock 05/15/2026 08:00 ET premarket	Day +1 -53.18% 2026-05-18 Day +5 -53.94% 2026-05-22 Best recovery within 5 -49.62% 2026-05-19 Five sessions later the drop was 24.7% bigger, at -53.94%. Month end -64.08% on 2026-05-29
Close before and after $17.15 to $9.73 split-adjusted Session open, high, low $14.00, $14.50, $9.21 Opening gap -18.37% Close inside the session range 0.10 of the range, where 1.00 is the high Session volume 376,685 shares, $3,665,145 Relative volume 15.9x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
13	FWRD Forward Air Corp	-43.05%	05/08/2026 against the close of 05/07/2026 Session detail $511.4M market cap (today)	Earnings	Forward Air Corporation Reports First Quarter 2026 Results 05/07/2026 16:01 ET after hours	Day +1 -39.64% 2026-05-11 Day +5 -49.45% 2026-05-15 Best recovery within 5 -39.64% 2026-05-11 Five sessions later the drop was 14.9% bigger, at -49.45%. Month end -38.95% on 2026-05-29
Close before and after $17.33 to $9.87 split-adjusted Session open, high, low $9.50, $11.86, $9.50 Opening gap -45.18% Close inside the session range 0.16 of the range, where 1.00 is the high Session volume 9,890,185 shares, $97,616,126 Relative volume 17.3x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
14	GAMB Gambling.com Group Limited	-42.03%	05/15/2026 against the close of 05/14/2026 Session detail $64.9M market cap (today)	Earnings	Gambling.com Group Reports First Quarter Results 05/14/2026 16:05 ET after hours	Day +1 -43.48% 2026-05-18 Day +5 -41.55% 2026-05-22 Best recovery within 5 -40.34% 2026-05-21 1.1% of the drop was recovered five sessions later. Month end -42.51% on 2026-05-29
Close before and after $4.14 to $2.40 as traded Session open, high, low $2.85, $2.85, $2.31 Opening gap -31.28% Close inside the session range 0.17 of the range, where 1.00 is the high Session volume 6,553,567 shares, $15,728,561 Relative volume 14.0x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
15	TLSI TriSalus Life Sciences, Inc.	-41.45%	05/13/2026 against the close of 05/12/2026 Session detail $303.6M market cap (today)	Earnings	TriSalus Life Sciences Reports First Quarter 2026 Results Demonstrating Commercial and Clinical Progress for Facilitating Long-Term Growth 05/12/2026 16:01 ET after hours	Day +1 -44.74% 2026-05-14 Day +5 -28.95% 2026-05-20 Best recovery within 5 -28.95% 2026-05-20 30.2% of the drop was recovered five sessions later. Month end -25.22% on 2026-05-29
Close before and after $4.56 to $2.67 split-adjusted Session open, high, low $3.60, $3.72, $2.20 Opening gap -21.05% Close inside the session range 0.31 of the range, where 1.00 is the high Session volume 6,790,225 shares, $18,129,901 Relative volume 62.9x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
16	PSIX Power Solutions International, Inc.	-39.15%	05/12/2026 against the close of 05/11/2026 Session detail $1.07B market cap (today)	Earnings	Power Solutions International Announces First Quarter 2026 Financial Results 05/11/2026 16:15 ET after hours	Day +1 -27.77% 2026-05-13 Day +5 -41.78% 2026-05-19 Best recovery within 5 -27.77% 2026-05-13 Five sessions later the drop was 6.7% bigger, at -41.78%. Month end -33.26% on 2026-05-29
Close before and after $62.45 to $38.00 split-adjusted Session open, high, low $41.10, $43.00, $36.40 Opening gap -34.19% Close inside the session range 0.24 of the range, where 1.00 is the high Session volume 5,176,437 shares, $196,704,606 Relative volume 10.9x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
17	BRBR BellRing Brands, Inc.	-38.77%	05/05/2026 against the close of 05/04/2026 Session detail $1.05B market cap (today)	Earnings	BellRing Brands Reports Results for the Second Quarter of Fiscal Year 2026; Updates Fiscal Year 2026 Outlook 05/05/2026 07:00 ET premarket	Day +1 -36.06% 2026-05-06 Day +5 -45.39% 2026-05-12 Best recovery within 5 -36.06% 2026-05-06 Five sessions later the drop was 17.1% bigger, at -45.39%. Month end -51.84% on 2026-05-29
Close before and after $17.36 to $10.63 split-adjusted Session open, high, low $11.53, $11.93, $9.22 Opening gap -33.58% Close inside the session range 0.52 of the range, where 1.00 is the high Session volume 26,688,365 shares, $283,697,320 Relative volume 9.5x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
18	ARAY Accuray Incorporated	-38.55%	05/07/2026 against the close of 05/06/2026 Session detail $27.5M market cap (today)	Earnings	Accuray Reports Fiscal 2026 Third Quarter Financial Results 05/06/2026 16:05 ET after hours	Day +1 -20.34% 2026-05-08 Day +5 -40.29% 2026-05-14 Best recovery within 5 -20.34% 2026-05-08 Five sessions later the drop was 4.5% bigger, at -40.29%. Month end -20.67% on 2026-05-29
Close before and after $0.4770 to $0.2931 split-adjusted Session open, high, low $0.3558, $0.4005, $0.2801 Opening gap -25.41% Close inside the session range 0.11 of the range, where 1.00 is the high Session volume 5,325,035 shares, $1,560,768 Relative volume 5.1x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
19	IDN Intellicheck, Inc.	-38.37%	05/13/2026 against the close of 05/12/2026 Session detail $49.2M market cap (today)	Earnings	Intellicheck Announces Record First Quarter 2026 Results 05/12/2026 16:05 ET after hours	Day +1 -36.70% 2026-05-14 Day +5 -40.17% 2026-05-20 Best recovery within 5 -36.70% 2026-05-14 Five sessions later the drop was 4.7% bigger, at -40.17%. Month end -38.78% on 2026-05-29
Close before and after $7.22 to $4.45 split-adjusted Session open, high, low $6.02, $6.02, $4.06 Opening gap -16.62% Close inside the session range 0.20 of the range, where 1.00 is the high Session volume 4,095,748 shares, $18,226,079 Relative volume 11.2x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
20	BLNE Beeline Holdings, Inc.	-38.29%	05/15/2026 against the close of 05/14/2026 Session detail $32.1M market cap (today)	Other Announcement	Beeline Doubles Revenue Year-Over-Year in Q1 2026 While Significantly Narrowing Operating Loss 05/14/2026 16:05 ET after hours	Day +1 -40.57% 2026-05-18 Day +5 -32.57% 2026-05-22 Best recovery within 5 -29.71% 2026-05-21 14.9% of the drop was recovered five sessions later. Month end -25.14% on 2026-05-29
Close before and after $1.75 to $1.08 split-adjusted Session open, high, low $1.74, $1.74, $1.07 Opening gap -0.57% Close inside the session range 0.01 of the range, where 1.00 is the high Session volume 3,243,257 shares, $3,502,718 Relative volume 4.1x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
21	FSLY Fastly, Inc.	-38.23%	05/07/2026 against the close of 05/06/2026 Session detail $4.15B market cap (today)	Earnings	Fastly Announces Record First Quarter 2026 Financial Results 05/06/2026 16:05 ET after hours	Day +1 -35.03% 2026-05-08 Day +5 -44.00% 2026-05-14 Best recovery within 5 -35.03% 2026-05-08 Five sessions later the drop was 15.1% bigger, at -44.00%. Month end -43.73% on 2026-05-29
Close before and after $31.57 to $19.50 split-adjusted Session open, high, low $22.80, $22.89, $18.53 Opening gap -27.78% Close inside the session range 0.22 of the range, where 1.00 is the high Session volume 47,577,291 shares, $927,757,175 Relative volume 4.9x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
22	RGNX REGENXBIO Inc. release reads positive	-37.80%	05/14/2026 against the close of 05/13/2026 Session detail $538.0M market cap (today)	Clinical Trial Results Release reads positive, stock fell 37.80%	REGENXBIO Announces Positive Topline Results from Pivotal Phase III AFFINITY DUCHENNE® Study of RGX-202 05/14/2026 07:00 ET premarket REGENXBIO Reports First Quarter 2026 Financial Results and Operational Highlights 05/14/2026	Day +1 -43.03% 2026-05-15 Day +5 -32.77% 2026-05-21 Best recovery within 5 -32.77% 2026-05-21 13.3% of the drop was recovered five sessions later. Month end -30.18% on 2026-05-29
Close before and after $10.04 to $6.25 split-adjusted Session open, high, low $8.08, $8.13, $6.02 Opening gap -19.52% Close inside the session range 0.11 of the range, where 1.00 is the high Session volume 10,322,862 shares, $64,466,273 Relative volume 15.8x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
23	PLAB Photronics Inc release reads positive	-36.42%	05/28/2026 against the close of 05/27/2026 Session detail $1.79B market cap (today)	Earnings Release reads positive, stock fell 36.42%	Photronics Reports Second Quarter 2026 Results 05/28/2026 07:00 ET premarket	Day +1 -39.54% 2026-05-29 Day +5 -41.10% 2026-06-04 Best recovery within 5 -38.07% 2026-06-02 Five sessions later the drop was 12.9% bigger, at -41.10%. Month end -39.54% on 2026-05-29 This month ended before the fifth session after the move.
Close before and after $53.51 to $34.02 split-adjusted Session open, high, low $36.81, $38.65, $34.00 Opening gap -31.22% Close inside the session range 0.00 of the range, where 1.00 is the high Session volume 10,545,290 shares, $358,750,766 Relative volume 14.2x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
24	SKIN SkinHealth Systems Inc.	-36.26%	05/08/2026 against the close of 05/07/2026 Session detail $87.6M market cap (today)	Earnings	SkinHealth Systems Reports First Quarter 2026 Financial Results 05/07/2026 16:05 ET after hours	Day +1 -28.57% 2026-05-11 Day +5 -29.26% 2026-05-15 Best recovery within 5 -25.62% 2026-05-14 19.3% of the drop was recovered five sessions later. Month end -14.97% on 2026-05-29
Close before and after $0.9100 to $0.5800 split-adjusted Session open, high, low $0.8251, $0.8267, $0.5749 Opening gap -9.33% Close inside the session range 0.02 of the range, where 1.00 is the high Session volume 4,808,916 shares, $2,789,171 Relative volume 6.8x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
25	BDTX Black Diamond Therapeutics, Inc. release reads positive	-35.77%	05/22/2026 against the close of 05/21/2026 Session detail $113.8M market cap (today)	Clinical Trial Results Release reads positive, stock fell 35.77%	Black Diamond Therapeutics Announces Positive Phase 2 Results for Silevertinib in Frontline NSCLC Patients with EGFR Non-Classical Mutations 05/21/2026 17:13 ET after hours Black Diamond Therapeutics to Participate in Jefferies Global Healthcare Conference 05/22/2026	Day +1 -34.37% 2026-05-26 Day +5 -36.34% 2026-06-01 Best recovery within 5 -34.37% 2026-05-26 Five sessions later the drop was 1.6% bigger, at -36.34%. Month end -37.46% on 2026-05-29 This month ended before the fifth session after the move.
Close before and after $3.55 to $2.28 split-adjusted Session open, high, low $3.01, $3.07, $2.25 Opening gap -15.21% Close inside the session range 0.04 of the range, where 1.00 is the high Session volume 8,382,098 shares, $19,111,183 Relative volume 10.7x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
26	ANGI Angi Inc.	-35.22%	05/06/2026 against the close of 05/05/2026 Session detail $224.7M market cap (today)	Other Announcement	Angi Inc. Earnings Release and Letter to Shareholders Available on Company’s Website 05/05/2026 16:10 ET after hours	Day +1 -29.28% 2026-05-07 Day +5 -33.87% 2026-05-13 Best recovery within 5 -21.32% 2026-05-08 3.8% of the drop was recovered five sessions later. Month end -20.92% on 2026-05-29
Close before and after $7.41 to $4.80 split-adjusted Session open, high, low $5.90, $6.06, $4.53 Opening gap -20.38% Close inside the session range 0.18 of the range, where 1.00 is the high Session volume 7,126,087 shares, $34,205,218 Relative volume 10.1x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
27	AVNW Aviat Networks, Inc.	-33.35%	05/05/2026 against the close of 05/04/2026 Session detail $256.5M market cap (today)	Earnings	Aviat Networks Announces Fiscal 2026 Third Quarter and Nine Month Financial Results 05/04/2026 16:05 ET after hours	Day +1 -27.25% 2026-05-06 Day +5 -32.38% 2026-05-12 Best recovery within 5 -27.25% 2026-05-06 2.9% of the drop was recovered five sessions later. Month end -21.51% on 2026-05-29
Close before and after $22.64 to $15.09 split-adjusted Session open, high, low $14.23, $16.11, $13.92 Opening gap -37.15% Close inside the session range 0.53 of the range, where 1.00 is the high Session volume 1,106,209 shares, $16,692,694 Relative volume 5.9x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
28	FTCI FTC Solar, Inc.	-33.20%	05/05/2026 against the close of 05/04/2026 Session detail $43.3M market cap (today)	Leadership Change	FTC Solar Announces First Quarter 2026 Financial Results and Leadership Transition 05/05/2026 06:30 ET premarket	Day +1 -22.56% 2026-05-06 Day +5 -18.68% 2026-05-12 Best recovery within 5 -14.62% 2026-05-11 43.7% of the drop was recovered five sessions later. Month end +6.49% on 2026-05-29
Close before and after $5.17 to $3.45 split-adjusted Session open, high, low $3.95, $4.20, $3.30 Opening gap -23.52% Close inside the session range 0.17 of the range, where 1.00 is the high Session volume 1,193,294 shares, $4,116,864 Relative volume 12.3x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
29	GTM ZoomInfo Technologies Inc	-32.78%	05/12/2026 against the close of 05/11/2026 Session detail $1.13B market cap (today)	Earnings	ZoomInfo Announces First Quarter 2026 Financial Results 05/11/2026 16:05 ET after hours	Day +1 -34.44% 2026-05-13 Day +5 -36.92% 2026-05-19 Best recovery within 5 -34.44% 2026-05-13 Five sessions later the drop was 12.6% bigger, at -36.92%. Month end -44.87% on 2026-05-29
Close before and after $6.04 to $4.06 split-adjusted Session open, high, low $4.00, $4.40, $3.87 Opening gap -33.77% Close inside the session range 0.36 of the range, where 1.00 is the high Session volume 42,419,066 shares, $172,221,408 Relative volume 5.8x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
30	LMB Limbach Holdings, Inc release reads positive	-32.55%	05/06/2026 against the close of 05/05/2026 Session detail $621.1M market cap (today)	Earnings Release reads positive, stock fell 32.55%	Limbach Holdings, Inc. Reports First Quarter 2026 Results 05/05/2026 16:17 ET after hours	Day +1 -35.04% 2026-05-07 Day +5 -37.13% 2026-05-13 Best recovery within 5 -33.45% 2026-05-11 Five sessions later the drop was 14.1% bigger, at -37.13%. Month end -32.13% on 2026-05-29
Close before and after $114.11 to $76.97 split-adjusted Session open, high, low $97.30, $97.30, $73.26 Opening gap -14.73% Close inside the session range 0.15 of the range, where 1.00 is the high Session volume 1,285,457 shares, $98,941,625 Relative volume 6.2x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
31	KVYO Klaviyo, Inc. release reads positive	-32.23%	05/06/2026 against the close of 05/05/2026 Session detail $4.52B market cap (today)	Earnings Release reads positive, stock fell 32.23%	Klaviyo Delivers Strong Q1 2026 Results: 28% Revenue Growth, Record Operating Margin, and Raises Full Year Outlook 05/05/2026 16:05 ET after hours	Day +1 -32.40% 2026-05-07 Day +5 -38.96% 2026-05-13 Best recovery within 5 -32.40% 2026-05-07 Five sessions later the drop was 20.9% bigger, at -38.96%. Month end -32.10% on 2026-05-29
Close before and after $23.33 to $15.81 split-adjusted Session open, high, low $17.33, $17.58, $15.31 Opening gap -25.72% Close inside the session range 0.22 of the range, where 1.00 is the high Session volume 20,096,539 shares, $317,726,282 Relative volume 4.1x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
32	AARD Aardvark Therapeutics, Inc.	-32.10%	05/15/2026 against the close of 05/14/2026 Session detail $125.8M market cap (today)	Clinical Trial Results	Aardvark Therapeutics Plans to Unblind HERO and OLE Data to Inform Path Forward Following FDA Clinical Hold 05/14/2026 16:01 ET after hours	Day +1 -35.22% 2026-05-18 Day +5 -32.54% 2026-05-22 Best recovery within 5 -32.54% 2026-05-22 Five sessions later the drop was 1.4% bigger, at -32.54%. Month end -38.93% on 2026-05-29
Close before and after $6.73 to $4.57 split-adjusted Session open, high, low $4.39, $5.40, $4.10 Opening gap -34.77% Close inside the session range 0.36 of the range, where 1.00 is the high Session volume 745,088 shares, $3,405,052 Relative volume 5.9x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
33	ATEC Alphatec Holdings, Inc. release reads positive	-31.67%	05/06/2026 against the close of 05/05/2026 Session detail $1.60B market cap (today)	Earnings catalyst from a later release the same session Release reads positive, stock fell 31.67%	ATEC Refinances Existing Debt with Inaugural Bank Facility 05/05/2026 16:05 ET after hours ATEC Reports First Quarter Financial Results 05/05/2026	Day +1 -24.24% 2026-05-07 Day +5 -26.20% 2026-05-13 Best recovery within 5 -24.24% 2026-05-07 17.3% of the drop was recovered five sessions later. Month end -24.24% on 2026-05-29
Close before and after $10.23 to $6.99 split-adjusted Session open, high, low $8.01, $8.09, $6.85 Opening gap -21.70% Close inside the session range 0.11 of the range, where 1.00 is the high Session volume 21,781,811 shares, $152,254,859 Relative volume 9.0x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
34	ZS Zscaler, Inc.	-31.52%	05/27/2026 against the close of 05/26/2026 Session detail $22.60B market cap (at the time of the move, reconstructed)	Earnings	Zscaler Announces Strong Third-Quarter Fiscal 2026 Results 05/26/2026 16:05 ET after hours	Day +1 -29.56% 2026-05-28 Day +5 -27.21% 2026-06-03 Best recovery within 5 -15.65% 2026-06-01 13.7% of the drop was recovered five sessions later. Month end -24.31% on 2026-05-29 This month ended before the fifth session after the move.
Close before and after $184.60 to $126.41 split-adjusted Session open, high, low $137.16, $139.60, $125.66 Opening gap -25.70% Close inside the session range 0.05 of the range, where 1.00 is the high Session volume 31,830,903 shares, $4,023,744,448 Relative volume 12.1x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
35	PLNT Planet Fitness, Inc. release reads positive	-31.19%	05/07/2026 against the close of 05/06/2026 Session detail $3.22B market cap (today)	Earnings Release reads positive, stock fell 31.19%	Planet Fitness, Inc. Announces First Quarter 2026 Results 05/07/2026 06:30 ET premarket	Day +1 -28.27% 2026-05-08 Day +5 -19.48% 2026-05-14 Best recovery within 5 -19.48% 2026-05-14 37.5% of the drop was recovered five sessions later. Month end -16.34% on 2026-05-29
Close before and after $63.96 to $44.01 split-adjusted Session open, high, low $44.83, $45.00, $37.03 Opening gap -29.91% Close inside the session range 0.88 of the range, where 1.00 is the high Session volume 17,245,859 shares, $758,990,255 Relative volume 12.1x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
36	CRBP Corbus Pharmaceuticals Holdings, Inc. release reads positive	-30.31%	05/26/2026 against the close of 05/22/2026 Session detail $152.3M market cap (today)	Clinical Trial Results Release reads positive, stock fell 30.31%	Corbus Pharmaceuticals Reports Updated CRB-701 Phase 1/2 Clinical Data Demonstrating Robust Activity in 2L Oropharyngeal and Cervical Cancers 05/26/2026 07:00 ET premarket	Day +1 -31.10% 2026-05-27 Day +5 -33.57% 2026-06-02 Best recovery within 5 -30.31% 2026-05-29 Five sessions later the drop was 10.8% bigger, at -33.57%. Month end -30.31% on 2026-05-29 This month ended before the fifth session after the move.
Close before and after $11.35 to $7.91 split-adjusted Session open, high, low $9.75, $10.00, $7.73 Opening gap -14.10% Close inside the session range 0.08 of the range, where 1.00 is the high Session volume 3,749,469 shares, $29,658,300 Relative volume 13.5x the median of the 20 sessions before the pre-news close Baseline gap 4 calendar days from the pre-news close to the measured session
37	BRCB Black Rock Coffee Bar, Inc. release reads positive	-30.26%	05/13/2026 against the close of 05/12/2026 Session detail $158.8M market cap (today)	Earnings catalyst from a later release the same session Release reads positive, stock fell 30.26%	Black Rock Coffee Bar Announces Jon Vingo as Chief Development Officer 05/12/2026 16:05 ET after hours Black Rock Coffee Bar, Inc. Reports First Quarter 2026 Results 05/12/2026	Day +1 -34.73% 2026-05-14 Day +5 -41.93% 2026-05-20 Best recovery within 5 -34.73% 2026-05-14 Five sessions later the drop was 38.6% bigger, at -41.93%. Month end -24.16% on 2026-05-29
Close before and after $10.97 to $7.65 split-adjusted Session open, high, low $9.51, $10.24, $7.60 Opening gap -13.31% Close inside the session range 0.02 of the range, where 1.00 is the high Session volume 2,735,225 shares, $20,924,471 Relative volume 10.5x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
38	MVST Microvast Holdings, Inc.	-30.20%	05/12/2026 against the close of 05/11/2026 Session detail $276.0M market cap (today)	Earnings	Microvast Reports First Quarter 2026 Financial Results 05/11/2026 17:00 ET after hours	Day +1 -24.75% 2026-05-13 Day +5 -40.59% 2026-05-19 Best recovery within 5 -24.75% 2026-05-13 Five sessions later the drop was 34.4% bigger, at -40.59%. Month end -23.27% on 2026-05-29
Close before and after $2.02 to $1.41 split-adjusted Session open, high, low $1.28, $1.50, $1.26 Opening gap -36.88% Close inside the session range 0.62 of the range, where 1.00 is the high Session volume 19,618,099 shares, $27,661,520 Relative volume 6.9x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
39	CCOI Cogent Communications Holdings, Inc. release reads positive	-29.32%	05/04/2026 against the close of 05/01/2026 Session detail $476.8M market cap (today)	Earnings Release reads positive, stock fell 29.32%	Cogent Communications Reports First Quarter 2026 Results 05/04/2026 06:59 ET premarket	Day +1 -22.02% 2026-05-05 Day +5 -29.19% 2026-05-11 Best recovery within 5 -22.02% 2026-05-05 0.4% of the drop was recovered five sessions later. Month end -23.32% on 2026-05-29
Close before and after $23.16 to $16.37 split-adjusted Session open, high, low $16.49, $17.89, $14.82 Opening gap -28.82% Close inside the session range 0.50 of the range, where 1.00 is the high Session volume 7,556,377 shares, $123,697,891 Relative volume 9.2x the median of the 20 sessions before the pre-news close Baseline gap 3 calendar days from the pre-news close to the measured session
40	AREN The Arena Group Holdings, Inc.	-29.28%	05/12/2026 against the close of 05/11/2026 Session detail $53.3M market cap (today)	Earnings	The Arena Group Reports Q1 2026 Results 05/11/2026 16:05 ET after hours	Day +1 -31.56% 2026-05-13 Day +5 -38.78% 2026-05-19 Best recovery within 5 -31.56% 2026-05-13 Five sessions later the drop was 32.4% bigger, at -38.78%. Month end -46.77% on 2026-05-29
Close before and after $2.63 to $1.86 split-adjusted Session open, high, low $2.11, $2.19, $1.85 Opening gap -19.77% Close inside the session range 0.03 of the range, where 1.00 is the high Session volume 200,754 shares, $373,402 Relative volume 2.3x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
41	REI Ring Energy Inc.	-29.21%	05/13/2026 against the close of 05/12/2026 Session detail $349.1M market cap (today)	Offering / Dilution	Ring Energy Announces Proposed Public Offering of Common Stock 05/12/2026 16:12 ET after hours Ring Energy Announces Pricing of Public Offering of Common Stock 05/12/2026	Day +1 -25.28% 2026-05-14 Day +5 -23.60% 2026-05-20 Best recovery within 5 -21.35% 2026-05-19 19.2% of the drop was recovered five sessions later. Month end -27.53% on 2026-05-29
Close before and after $1.78 to $1.26 split-adjusted Session open, high, low $1.36, $1.41, $1.25 Opening gap -23.60% Close inside the session range 0.06 of the range, where 1.00 is the high Session volume 39,533,635 shares, $49,812,380 Relative volume 9.8x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
42	BETR Better Home & Finance Holding Company	-28.51%	05/07/2026 against the close of 05/06/2026 Session detail $249.6M market cap (today)	Earnings	Better Home & Finance Holding Company Announces First Quarter 2026 Results 05/07/2026 07:00 ET premarket	Day +1 -29.56% 2026-05-08 Day +5 -31.83% 2026-05-14 Best recovery within 5 -27.27% 2026-05-11 Five sessions later the drop was 11.6% bigger, at -31.83%. Month end -31.67% on 2026-05-29
Close before and after $42.69 to $30.52 split-adjusted Session open, high, low $34.16, $34.30, $29.04 Opening gap -19.98% Close inside the session range 0.28 of the range, where 1.00 is the high Session volume 2,770,547 shares, $84,557,094 Relative volume 5.0x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
43	AORT Artivion, Inc.	-28.26%	05/08/2026 against the close of 05/07/2026 Session detail $1.18B market cap (today)	M&A / Acquisition	Artivion Reports First Quarter 2026 Financial Results and Announces Exercise of Option to Acquire Endospan 05/07/2026 16:05 ET after hours	Day +1 -32.78% 2026-05-11 Day +5 -35.71% 2026-05-15 Best recovery within 5 -32.78% 2026-05-11 Five sessions later the drop was 26.4% bigger, at -35.71%. Month end -37.35% on 2026-05-29
Close before and after $35.42 to $25.41 split-adjusted Session open, high, low $27.31, $27.31, $19.16 Opening gap -22.90% Close inside the session range 0.77 of the range, where 1.00 is the high Session volume 5,137,005 shares, $130,531,297 Relative volume 17.9x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
44	SHAK Shake Shack Inc.	-28.26%	05/07/2026 against the close of 05/06/2026 Session detail $2.35B market cap (today)	Earnings	Shake Shack Announces First Quarter 2026 Financial Results 05/07/2026 07:00 ET premarket Shake Shack Appoints Michelle Hook as Chief Financial Officer 05/07/2026	Day +1 -27.33% 2026-05-08 Day +5 -35.89% 2026-05-14 Best recovery within 5 -27.33% 2026-05-08 Five sessions later the drop was 27.0% bigger, at -35.89%. Month end -33.37% on 2026-05-29
Close before and after $96.52 to $69.24 split-adjusted Session open, high, low $70.80, $71.55, $67.21 Opening gap -26.65% Close inside the session range 0.47 of the range, where 1.00 is the high Session volume 14,643,754 shares, $1,013,933,527 Relative volume 12.9x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
45	ULH Universal Logistics Holdings, Inc.	-27.99%	05/04/2026 against the close of 05/01/2026 Session detail $434.5M market cap (today)	Buyback / Dividend	Universal Logistics Holdings, Inc. Reports First Quarter 2026 Financial Results; Declares Dividend 05/01/2026 16:15 ET after hours	Day +1 -45.18% 2026-05-05 Day +5 -43.93% 2026-05-11 Best recovery within 5 -37.59% 2026-05-06 Five sessions later the drop was 56.9% bigger, at -43.93%. Month end -28.97% on 2026-05-29
Close before and after $22.40 to $16.13 split-adjusted Session open, high, low $21.29, $22.15, $15.87 Opening gap -4.96% Close inside the session range 0.04 of the range, where 1.00 is the high Session volume 273,773 shares, $4,415,958 Relative volume 4.9x the median of the 20 sessions before the pre-news close Baseline gap 3 calendar days from the pre-news close to the measured session
46	IBP INSTALLED BUILDING PRODUCTS, INC. release reads positive	-27.57%	05/07/2026 against the close of 05/06/2026 Session detail $5.63B market cap (today)	Buyback / Dividend Release reads positive, stock fell 27.57%	Installed Building Products Reports First Quarter 2026 Results; Declares Regular Quarterly Cash Dividend 05/07/2026 07:30 ET premarket	Day +1 -26.54% 2026-05-08 Day +5 -27.44% 2026-05-14 Best recovery within 5 -26.54% 2026-05-08 0.5% of the drop was recovered five sessions later. Month end -29.88% on 2026-05-29
Close before and after $299.47 to $216.92 split-adjusted Session open, high, low $259.50, $270.00, $212.45 Opening gap -13.35% Close inside the session range 0.08 of the range, where 1.00 is the high Session volume 1,791,503 shares, $388,612,831 Relative volume 6.1x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
47	FUTU Futu Holdings Limited release reads positive	-27.53%	05/22/2026 against the close of 05/21/2026 Session detail $14.59B market cap (at the time of the move, reconstructed)	Crypto & Treasury Release reads positive, stock fell 27.53%	Moomoo Expands Crypto Trading to Texas and Launches Direct Crypto Transfers, Advancing Unified Multi-Asset Investing 05/22/2026 09:00 ET premarket Futu Receives Investigation Notice and Administrative Penalty Pre-Notification Letter from the China Securities Regulatory Commission 05/22/2026	Day +1 -13.05% 2026-05-26 Day +5 -16.96% 2026-06-01 Best recovery within 5 -11.01% 2026-05-27 38.4% of the drop was recovered five sessions later. Month end -15.98% on 2026-05-29 This month ended before the fifth session after the move.
Close before and after $123.86 to $89.76 split-adjusted Session open, high, low $81.08, $94.88, $80.50 Opening gap -34.54% Close inside the session range 0.64 of the range, where 1.00 is the high Session volume 61,357,710 shares, $5,507,468,050 Relative volume 42.4x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
48	AMPX Amprius Technologies, Inc.	-27.40%	05/07/2026 against the close of 05/06/2026 Session detail $1.46B market cap (today)	Earnings	Amprius Technologies Reports First Quarter 2026 Financial Results and Recent Business Highlights 05/06/2026 16:05 ET after hours Amprius Technologies to Simplify Capital Structure Through Exchange of Public Warrants for Common Stock 05/07/2026	Day +1 -24.74% 2026-05-08 Day +5 -19.47% 2026-05-14 Best recovery within 5 -15.14% 2026-05-12 28.9% of the drop was recovered five sessions later. Month end -8.61% on 2026-05-29
Close before and after $22.19 to $16.11 split-adjusted Session open, high, low $19.14, $19.56, $15.38 Opening gap -13.77% Close inside the session range 0.17 of the range, where 1.00 is the high Session volume 30,554,273 shares, $492,229,338 Relative volume 4.5x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
49	WIX WIX.com Ltd.	-27.10%	05/13/2026 against the close of 05/12/2026 Session detail $3.35B market cap (today)	Earnings	Wix Reports First Quarter 2026 Results 05/13/2026 01:00 ET premarket	Day +1 -30.54% 2026-05-14 Day +5 -27.79% 2026-05-20 Best recovery within 5 -26.53% 2026-05-18 Five sessions later the drop was 2.5% bigger, at -27.79%. Month end -26.12% on 2026-05-29
Close before and after $75.88 to $55.32 split-adjusted Session open, high, low $55.88, $58.76, $51.60 Opening gap -26.36% Close inside the session range 0.52 of the range, where 1.00 is the high Session volume 11,117,898 shares, $615,042,117 Relative volume 7.1x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
50	PHAR Pharming Group N.V. release reads positive	-26.83%	05/07/2026 against the close of 05/06/2026 Session detail $797.0M market cap (today)	Earnings Release reads positive, stock fell 26.83%	Pharming Group reports first quarter 2026 financial results; on track for Joenja® U.S. pediatric label expansion and launches in Japan and Europe in 2026 05/07/2026 01:00 ET premarket Pharming Group announces presentations at CIS 2026 Annual Meeting, including leniolisib pediatric data in APDS and clinical experience in CVID and related disorders 05/07/2026	Day +1 -20.85% 2026-05-08 Day +5 -20.98% 2026-05-14 Best recovery within 5 -20.18% 2026-05-12 21.8% of the drop was recovered five sessions later. Month end -20.79% on 2026-05-29
Close before and after $16.40 to $12.00 split-adjusted Session open, high, low $13.07, $13.08, $11.83 Opening gap -20.30% Close inside the session range 0.14 of the range, where 1.00 is the high Session volume 96,096 shares, $1,153,152 Relative volume 16.9x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
51	ANY Sphere 3D Corp.	-26.64%	05/18/2026 against the close of 05/15/2026 Session detail $30.5M market cap (today)	Earnings	Sphere 3D Reports First Quarter 2026 Financial Results 05/15/2026 16:15 ET after hours	Day +1 -21.40% 2026-05-19 Day +5 -18.78% 2026-05-26 Best recovery within 5 -15.72% 2026-05-21 29.5% of the drop was recovered five sessions later. Month end -17.03% on 2026-05-29
Close before and after $2.29 to $1.68 split-adjusted Session open, high, low $2.19, $2.23, $1.60 Opening gap -4.37% Close inside the session range 0.13 of the range, where 1.00 is the high Session volume 578,450 shares, $971,796 Relative volume 4.0x the median of the 20 sessions before the pre-news close Baseline gap 3 calendar days from the pre-news close to the measured session
52	HCKT Hackett Group Inc (The). release reads positive	-26.49%	05/06/2026 against the close of 05/05/2026 Session detail $260.0M market cap (today)	Earnings Release reads positive, stock fell 26.49%	The Hackett Group Announces First Quarter 2026 Results 05/05/2026 16:06 ET after hours	Day +1 -17.85% 2026-05-07 Day +5 -33.62% 2026-05-13 Best recovery within 5 -17.85% 2026-05-07 Five sessions later the drop was 26.9% bigger, at -33.62%. Month end -16.99% on 2026-05-29
Close before and after $13.89 to $10.21 split-adjusted Session open, high, low $10.64, $11.09, $9.48 Opening gap -23.40% Close inside the session range 0.45 of the range, where 1.00 is the high Session volume 1,378,029 shares, $14,069,676 Relative volume 6.2x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
53	BWEN Broadwind, Inc. Also on the opposite board this month on both boards	-26.39%	05/06/2026 against the close of 05/05/2026 Session detail $104.3M market cap (today)	Guidance Change	Broadwind Announces Strategic Exit From Wind Market With Sale of Abilene Facility, Pivots to Become Pure-Play Precision Manufacturer Supporting Power Generation and Critical Infrastructure Markets; and Withdraws 2026 Financial Guidance 05/05/2026 18:00 ET after hours	Day +1 -21.56% 2026-05-07 Day +5 +43.12% 2026-05-13 Best recovery within 5 +63.94% 2026-05-12 It recovered the whole drop and closed 43.12% above the pre-news price. Month end +30.48% on 2026-05-29
Close before and after $2.69 to $1.98 split-adjusted Session open, high, low $2.69, $2.75, $1.98 Opening gap 0.00% Close inside the session range 0.00 of the range, where 1.00 is the high Session volume 1,210,517 shares, $2,396,824 Relative volume 12.9x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
54	PAHC Phibro Animal Health Corporation release reads positive	-26.22%	05/07/2026 against the close of 05/06/2026 Session detail $1.43B market cap (today)	Earnings Release reads positive, stock fell 26.22%	Phibro Animal Health Corporation Reports Third Quarter Results, Updates Financial Guidance 05/06/2026 16:30 ET after hours	Day +1 -31.62% 2026-05-08 Day +5 -38.21% 2026-05-14 Best recovery within 5 -31.62% 2026-05-08 Five sessions later the drop was 45.7% bigger, at -38.21%. Month end -47.37% on 2026-05-29
Close before and after $58.50 to $43.16 split-adjusted Session open, high, low $49.51, $50.87, $42.86 Opening gap -15.37% Close inside the session range 0.04 of the range, where 1.00 is the high Session volume 1,573,110 shares, $67,895,428 Relative volume 6.7x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
55	CPSH CPS Technologies Corp. release reads positive	-26.11%	05/05/2026 against the close of 05/04/2026 Session detail $77.2M market cap (today)	Earnings Release reads positive, stock fell 26.11%	CPS Technologies Announces First Quarter 2026 Financial Results 05/04/2026 16:01 ET after hours CPS Technologies Corp. Announces Hiring of New Chief Financial Officer 05/04/2026	Day +1 -26.72% 2026-05-06 Day +5 -13.56% 2026-05-12 Best recovery within 5 -12.55% 2026-05-11 48.1% of the drop was recovered five sessions later. Month end +82.59% on 2026-05-29
Close before and after $4.94 to $3.65 split-adjusted Session open, high, low $3.77, $3.84, $3.21 Opening gap -23.68% Close inside the session range 0.70 of the range, where 1.00 is the high Session volume 1,640,058 shares, $5,986,212 Relative volume 5.9x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
56	BZAI Blaize Holdings, Inc.	-25.99%	05/15/2026 against the close of 05/14/2026 Session detail $83.3M market cap (today)	Earnings	Blaize Announces First Quarter 2026 Financial Results 05/14/2026 16:06 ET after hours	Day +1 -28.25% 2026-05-18 Day +5 -16.95% 2026-05-22 Best recovery within 5 -14.69% 2026-05-21 34.8% of the drop was recovered five sessions later. Month end -0.56% on 2026-05-29
Close before and after $1.77 to $1.31 split-adjusted Session open, high, low $1.64, $1.66, $1.28 Opening gap -7.34% Close inside the session range 0.08 of the range, where 1.00 is the high Session volume 21,445,139 shares, $28,093,132 Relative volume 2.4x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
57	GPGI GPGI, Inc.	-25.89%	05/07/2026 against the close of 05/06/2026 Session detail $3.65B market cap (today)	Earnings	GPGI Reports First Quarter 2026 Results 05/07/2026 07:05 ET premarket	Day +1 -20.50% 2026-05-08 Day +5 -28.87% 2026-05-14 Best recovery within 5 -20.50% 2026-05-08 Five sessions later the drop was 11.5% bigger, at -28.87%. Month end -30.36% on 2026-05-29
Close before and after $17.46 to $12.94 split-adjusted Session open, high, low $13.33, $14.61, $12.07 Opening gap -23.68% Close inside the session range 0.34 of the range, where 1.00 is the high Session volume 16,474,907 shares, $213,185,297 Relative volume 5.2x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
58	IPGP IPG Photonics Corporation	-25.74%	05/05/2026 against the close of 05/04/2026 Session detail $3.33B market cap (today)	Earnings catalyst from a later release the same session	IPG Photonics Announces Global Settlement of Patent Litigation With TRUMPF 05/05/2026 08:00 ET premarket IPG Photonics Announces First Quarter 2026 Financial Results 05/05/2026	Day +1 -16.67% 2026-05-06 Day +5 -16.12% 2026-05-12 Best recovery within 5 -14.58% 2026-05-08 37.4% of the drop was recovered five sessions later. Month end -6.38% on 2026-05-29
Close before and after $122.33 to $90.84 split-adjusted Session open, high, low $92.70, $97.17, $86.00 Opening gap -24.22% Close inside the session range 0.43 of the range, where 1.00 is the high Session volume 3,091,338 shares, $280,817,144 Relative volume 8.0x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
59	DSGN Design Therapeutics, Inc.	-25.54%	05/18/2026 against the close of 05/15/2026 Session detail $823.6M market cap (today)	Other Announcement	Design Therapeutics Announces Four-Week IV Data from the RESTORE-FA Trial of DT-216P2 Demonstrating Clinical Improvements and Comprehensive Biomarker Activity in Friedreich Ataxia 05/18/2026 07:00 ET premarket Design Therapeutics to Host Investor Webcast to Review Data from RESTORE-FA Trial of DT-216P2 for Friedreich’s Ataxia on Monday, May 18, 2026 05/17/2026	Day +1 -27.00% 2026-05-19 Day +5 -20.67% 2026-05-26 Best recovery within 5 -20.67% 2026-05-26 19.1% of the drop was recovered five sessions later. Month end -27.07% on 2026-05-29
Close before and after $14.37 to $10.70 split-adjusted Session open, high, low $15.76, $16.95, $10.00 Opening gap +9.67% Close inside the session range 0.10 of the range, where 1.00 is the high Session volume 7,646,240 shares, $81,814,768 Relative volume 16.1x the median of the 20 sessions before the pre-news close Baseline gap 3 calendar days from the pre-news close to the measured session
60	BCTX Briacell Therapeutics Corp. release reads positive	-25.43%	05/15/2026 against the close of 05/14/2026 Session detail $35.6M market cap (today)	Other Announcement Release reads positive, stock fell 25.43%	BriaCell Expands Pipeline to Include an Ovarian Cancer Immunotherapy Candidate, Bria-OVA+™ 05/15/2026 07:30 ET premarket	Day +1 -17.28% 2026-05-18 Day +5 -13.83% 2026-05-22 Best recovery within 5 -4.20% 2026-05-20 45.6% of the drop was recovered five sessions later. Month end -10.12% on 2026-05-29
Close before and after $4.05 to $3.02 split-adjusted Session open, high, low $3.98, $4.08, $2.98 Opening gap -1.73% Close inside the session range 0.04 of the range, where 1.00 is the high Session volume 1,666,710 shares, $5,033,464 Relative volume 15.3x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
61	AZTA Azenta, Inc.	-25.31%	05/06/2026 against the close of 05/05/2026 Session detail $1.50B market cap (today)	Earnings	Azenta Reports Second Quarter Results for Fiscal 2026, Ended March 31, 2026, Updates Full Year Fiscal 2026 Guidance, and Extends Long-Range Plan to 2029 05/05/2026 16:30 ET after hours	Day +1 -24.54% 2026-05-07 Day +5 -30.80% 2026-05-13 Best recovery within 5 -21.90% 2026-05-08 Five sessions later the drop was 21.7% bigger, at -30.80%. Month end -7.03% on 2026-05-29
Close before and after $24.61 to $18.38 split-adjusted Session open, high, low $18.77, $19.61, $17.11 Opening gap -23.73% Close inside the session range 0.51 of the range, where 1.00 is the high Session volume 7,048,428 shares, $129,550,107 Relative volume 9.0x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
62	SRTS Sensus Healthcare, Inc	-25.06%	05/08/2026 against the close of 05/07/2026 Session detail $51.0M market cap (today)	Earnings	Sensus Healthcare Reports First Quarter 2026 Financial Results and Business Highlights 05/07/2026 16:05 ET after hours	Day +1 -17.03% 2026-05-11 Day +5 -12.17% 2026-05-15 Best recovery within 5 -12.17% 2026-05-14 51.4% of the drop was recovered five sessions later. Month end -24.82% on 2026-05-29
Close before and after $4.11 to $3.08 split-adjusted Session open, high, low $3.07, $3.33, $2.82 Opening gap -25.30% Close inside the session range 0.51 of the range, where 1.00 is the high Session volume 665,387 shares, $2,049,392 Relative volume 23.4x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
63	SMMT Summit Therapeutics Inc.	-24.91%	05/01/2026 against the close of 04/30/2026 Session detail $13.99B market cap (at the time of the move, reconstructed)	Earnings	Summit Therapeutics Reports Financial Results and Operational Progress for the First Quarter Ended March 31, 2026 04/30/2026 16:32 ET after hours	Day +1 -20.88% 2026-05-04 Day +5 -15.75% 2026-05-08 Best recovery within 5 -15.75% 2026-05-08 36.8% of the drop was recovered five sessions later. Month end -18.27% on 2026-05-29
Close before and after $21.46 to $16.12 split-adjusted Session open, high, low $16.02, $16.81, $15.14 Opening gap -25.35% Close inside the session range 0.58 of the range, where 1.00 is the high Session volume 18,118,769 shares, $291,983,962 Relative volume 6.0x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
64	DVLT Datavault AI Inc.	-24.71%	05/04/2026 against the close of 05/01/2026 Session detail $157.9M market cap (today)	Offering / Dilution	Datavault AI Announces Pricing of $60.0 Million Offering of Common Stock 05/03/2026 23:32 ET after hours	Day +1 -23.85% 2026-05-05 Day +5 -31.31% 2026-05-11 Best recovery within 5 -23.85% 2026-05-05 Five sessions later the drop was 26.7% bigger, at -31.31%. Month end -32.78% on 2026-05-29
Close before and after $0.7438 to $0.5600 split-adjusted Session open, high, low $0.6486, $0.6486, $0.5572 Opening gap -12.80% Close inside the session range 0.03 of the range, where 1.00 is the high Session volume 237,476,366 shares, $132,986,765 Relative volume 9.6x the median of the 20 sessions before the pre-news close Baseline gap 3 calendar days from the pre-news close to the measured session
65	PN Also on the opposite board this month on both boards	-24.64%	05/08/2026 against the close of 05/07/2026 Session detail Market cap is not shown because the stored figure disagrees with the share count and price it is derived from.	Other Announcement	Skycorp to Hold Extraordinary General Meeting 05/08/2026 08:30 ET premarket	Day +1 -35.67% 2026-05-11 Day +5 -44.10% 2026-05-15 Best recovery within 5 -35.67% 2026-05-11 Five sessions later the drop was 79.0% bigger, at -44.10%. Month end -51.36% on 2026-05-29
Close before and after $7.71 to $5.81 split-adjusted Session open, high, low $6.25, $8.20, $5.58 Opening gap -18.94% Close inside the session range 0.09 of the range, where 1.00 is the high Session volume 529,963 shares, $3,079,085 Relative volume 7.0x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
66	ENHA Enhanced Group Inc. More than one ranked move this month 2+ ranked moves	-24.64%	05/11/2026 against the close of 05/08/2026 Session detail $203.4M market cap (today)	Other Announcement	ROKU TO SERVE AS THE NORTH AMERICAN STREAMING HOME FOR THE INAUGURAL ENHANCED GAMES 05/11/2026 08:00 ET premarket	Day +1 -39.79% 2026-05-12 Day +5 -48.45% 2026-05-18 Best recovery within 5 -39.79% 2026-05-12 Five sessions later the drop was 96.6% bigger, at -48.45%. Month end -68.97% on 2026-05-29
Close before and after $9.70 to $7.31 split-adjusted Session open, high, low $9.00, $9.00, $6.49 Opening gap -7.22% Close inside the session range 0.33 of the range, where 1.00 is the high Session volume 264,269 shares, $1,931,806 Baseline gap 3 calendar days from the pre-news close to the measured session
67	FIGS FIGS, Inc.	-24.33%	05/08/2026 against the close of 05/07/2026 Session detail $2.15B market cap (today)	Earnings	FIGS Releases First Quarter 2026 Financial Results 05/07/2026 16:05 ET after hours FIGS and Noah Wyle Launch Long-Term Partnership to Advocate for the Healthcare Workforce and Reduce Medical Debt 05/07/2026	Day +1 -22.32% 2026-05-11 Day +5 -23.42% 2026-05-15 Best recovery within 5 -20.56% 2026-05-13 3.7% of the drop was recovered five sessions later. Month end -23.49% on 2026-05-29
Close before and after $15.37 to $11.63 split-adjusted Session open, high, low $12.15, $12.36, $10.76 Opening gap -20.95% Close inside the session range 0.54 of the range, where 1.00 is the high Session volume 11,615,451 shares, $135,087,695 Relative volume 4.6x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
68	TEAD Teads Holding Co.	-24.23%	05/07/2026 against the close of 05/06/2026 Session detail $44.5M market cap (today)	Earnings	Teads Holding Co. Announces First Quarter 2026 Results 05/07/2026 06:30 ET premarket	Day +1 -7.83% 2026-05-08 Day +5 -18.18% 2026-05-14 Best recovery within 5 -7.83% 2026-05-08 25.0% of the drop was recovered five sessions later. Month end 0.00% on 2026-05-29
Close before and after $1.15 to $0.8714 split-adjusted Session open, high, low $1.12, $1.12, $0.8282 Opening gap -2.61% Close inside the session range 0.15 of the range, where 1.00 is the high Session volume 873,731 shares, $761,369 Relative volume 4.5x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
69	TSSI TSS, Inc.	-24.12%	05/08/2026 against the close of 05/07/2026 Session detail $262.4M market cap (today)	Earnings	TSS Reports First Quarter 2026 Financial Results 05/07/2026 16:05 ET after hours TSS to Present at the 21st Annual Needham Technology, Media & Consumer Conference 05/08/2026	Day +1 -22.98% 2026-05-11 Day +5 -29.80% 2026-05-15 Best recovery within 5 -22.98% 2026-05-11 Five sessions later the drop was 23.5% bigger, at -29.80%. Month end +4.04% on 2026-05-29
Close before and after $15.84 to $12.02 split-adjusted Session open, high, low $11.88, $12.08, $10.31 Opening gap -25.00% Close inside the session range 0.97 of the range, where 1.00 is the high Session volume 5,796,171 shares, $69,669,975 Relative volume 4.0x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
70	AOSL Alpha and Omega Semiconductor Limited	-24.10%	05/07/2026 against the close of 05/06/2026 Session detail $855.7M market cap (today)	Earnings	Alpha and Omega Semiconductor Reports Financial Results for the Fiscal Third Quarter of 2026 Ended March 31, 2026 05/06/2026 16:01 ET after hours	Day +1 -23.17% 2026-05-08 Day +5 -16.68% 2026-05-14 Best recovery within 5 -15.69% 2026-05-13 30.8% of the drop was recovered five sessions later. Month end -8.07% on 2026-05-29
Close before and after $49.33 to $37.44 split-adjusted Session open, high, low $39.13, $41.20, $35.47 Opening gap -20.68% Close inside the session range 0.34 of the range, where 1.00 is the high Session volume 2,246,102 shares, $84,094,059 Relative volume 2.1x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
71	CVV CVD Equipment Corp.	-24.09%	05/15/2026 against the close of 05/14/2026 Session detail $30.8M market cap (today)	Earnings	CVD Equipment Corporation Reports First Quarter 2026 Results 05/14/2026 16:00 ET after hours	Day +1 -12.85% 2026-05-18 Day +5 -15.18% 2026-05-22 Best recovery within 5 -6.72% 2026-05-20 37.0% of the drop was recovered five sessions later. Month end -12.99% on 2026-05-29
Close before and after $6.85 to $5.20 split-adjusted Session open, high, low $5.20, $5.60, $4.73 Opening gap -24.09% Close inside the session range 0.54 of the range, where 1.00 is the high Session volume 456,940 shares, $2,376,088 Relative volume 2.2x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
72	RNTX Rein Therapeutics, Inc.	-23.99%	05/01/2026 against the close of 04/30/2026 Session detail $68.6M market cap (today)	Offering / Dilution	Rein Therapeutics Announces Pricing of $50 Million Underwritten Public Offering of Common Stock 04/30/2026 20:00 ET after hours	Day +1 -24.72% 2026-05-04 Day +5 -9.96% 2026-05-08 Best recovery within 5 -9.96% 2026-05-08 58.5% of the drop was recovered five sessions later. Month end -18.08% on 2026-05-29
Close before and after $1.36 to $1.03 split-adjusted Session open, high, low $1.10, $1.10, $1.00 Opening gap -18.82% Close inside the session range 0.30 of the range, where 1.00 is the high Session volume 11,886,991 shares, $12,243,601 Relative volume 85.0x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
73	CVRX CVRx, Inc.	-23.84%	05/12/2026 against the close of 05/11/2026 Session detail $77.0M market cap (today)	Earnings	CVRx Reports First Quarter 2026 Financial and Operating Results 05/11/2026 16:05 ET after hours	Day +1 -24.57% 2026-05-13 Day +5 -13.15% 2026-05-19 Best recovery within 5 -13.15% 2026-05-19 44.8% of the drop was recovered five sessions later. Month end -19.36% on 2026-05-29
Close before and after $6.92 to $5.27 split-adjusted Session open, high, low $6.67, $6.71, $5.21 Opening gap -3.61% Close inside the session range 0.04 of the range, where 1.00 is the high Session volume 864,413 shares, $4,555,457 Relative volume 3.4x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
74	HROW Harrow, Inc.	-23.69%	05/12/2026 against the close of 05/11/2026 Session detail $1.29B market cap (today)	Earnings	Harrow Announces First Quarter 2026 Financial Results 05/11/2026 16:05 ET after hours	Day +1 -21.60% 2026-05-13 Day +5 -19.35% 2026-05-19 Best recovery within 5 -17.95% 2026-05-15 18.3% of the drop was recovered five sessions later. Month end -7.44% on 2026-05-29
Close before and after $38.04 to $29.03 split-adjusted Session open, high, low $33.87, $33.87, $28.82 Opening gap -10.96% Close inside the session range 0.04 of the range, where 1.00 is the high Session volume 5,407,585 shares, $156,982,193 Relative volume 11.3x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
75	QUCY Quantum Cyber N.V. Also on the opposite board this month on both boards	-23.64%	05/19/2026 against the close of 05/18/2026 Session detail $111.0M market cap (today)	Other Announcement	Quantum Cyber Files Patent with USPTO for Autonomous Naval Mine Countermeasure System Addressing Iran's Mining of the Strait of Hormuz and Trump Administration Homeland Security Priorities 05/19/2026 07:00 ET premarket Quantum Cyber Files Non-Provisional Patent Application With the USPTO for EMP-Shielding 3D-Printable Composite Filament for Drone and Defense Electronics 05/19/2026	Day +1 -0.30% 2026-05-20 Day +5 -11.21% 2026-05-27 Best recovery within 5 +7.88% 2026-05-21 52.6% of the drop was recovered five sessions later. Month end -22.42% on 2026-05-29
Close before and after $3.30 to $2.52 split-adjusted Session open, high, low $3.06, $3.06, $2.50 Opening gap -7.27% Close inside the session range 0.04 of the range, where 1.00 is the high Session volume 10,033,772 shares, $25,285,105 Relative volume 28.1x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
76	NET Cloudflare, Inc.	-23.62%	05/08/2026 against the close of 05/07/2026 Session detail $85.83B market cap (at the time of the move, reconstructed)	Earnings	Cloudflare Announces First Quarter 2026 Financial Results 05/07/2026 16:15 ET after hours	Day +1 -24.64% 2026-05-11 Day +5 -23.07% 2026-05-15 Best recovery within 5 -22.19% 2026-05-14 2.3% of the drop was recovered five sessions later. Month end -5.83% on 2026-05-29
Close before and after $256.79 to $196.13 split-adjusted Session open, high, low $217.22, $219.00, $192.27 Opening gap -15.41% Close inside the session range 0.14 of the range, where 1.00 is the high Session volume 18,919,076 shares, $3,710,598,376 Relative volume 5.5x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
77	JRVR James River Group Holdings, Inc.	-23.57%	05/05/2026 against the close of 05/04/2026 Session detail $173.0M market cap (today)	Earnings	James River Announces First Quarter 2026 Results 05/04/2026 16:05 ET after hours	Day +1 -26.51% 2026-05-06 Day +5 -31.48% 2026-05-12 Best recovery within 5 -26.51% 2026-05-06 Five sessions later the drop was 33.6% bigger, at -31.48%. Month end -36.22% on 2026-05-29
Close before and after $6.13 to $4.69 split-adjusted Session open, high, low $5.15, $5.27, $4.57 Opening gap -15.99% Close inside the session range 0.16 of the range, where 1.00 is the high Session volume 1,827,709 shares, $8,562,817 Relative volume 9.6x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
78	BAFN BayFirst Financial Corp.	-23.53%	05/01/2026 against the close of 04/30/2026 Session detail $242.1M market cap (today)	Earnings	BayFirst Financial Corp. Announces Substantial Capital Raise, Names Alfred Rogers as Bank Chief Executive Officer, and Reports First Quarter 2026 Results 04/30/2026 16:00 ET after hours	Day +1 -18.25% 2026-05-04 Day +5 -16.93% 2026-05-08 Best recovery within 5 -13.57% 2026-05-05 28.0% of the drop was recovered five sessions later. Month end -25.51% on 2026-05-29
Close before and after $8.33 to $6.37 split-adjusted Session open, high, low $6.42, $6.78, $5.53 Opening gap -22.93% Close inside the session range 0.67 of the range, where 1.00 is the high Session volume 631,586 shares, $4,023,203 Relative volume 54.9x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
79	OCS Oculis Holding AG	-23.42%	05/29/2026 against the close of 05/28/2026 Session detail $594.7M market cap (today)	Clinical Trial Results	Oculis Announces Topline Results from DIAMOND Phase 3 Trials with OCS-01 in Diabetic Macular Edema 05/29/2026 14:52 ET intraday Oculis Publishes Notifications of Transactions by Persons Discharging Managerial Responsibilities 05/28/2026	Day +1 -51.06% 2026-06-01 Day +5 -62.19% 2026-06-05 Best recovery within 5 -51.06% 2026-06-01 Five sessions later the drop was 165.5% bigger, at -62.19%. Month end -23.42% on 2026-05-29 same session This month ended before the fifth session after the move.
Close before and after $29.65 to $22.71 split-adjusted Session open, high, low $29.30, $29.65, $20.01 Opening gap -1.18% Close inside the session range 0.28 of the range, where 1.00 is the high Session volume 2,856,634 shares, $64,859,875 Relative volume 7.0x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
80	INSM Insmed, Inc.	-23.41%	05/07/2026 against the close of 05/06/2026 Session detail $23.17B market cap (at the time of the move, reconstructed)	Earnings	Insmed Reports First-Quarter 2026 Financial Results and Provides Business Update 05/07/2026 07:00 ET premarket	Day +1 -26.07% 2026-05-08 Day +5 -15.66% 2026-05-14 Best recovery within 5 -13.93% 2026-05-13 33.1% of the drop was recovered five sessions later. Month end -22.01% on 2026-05-29
Close before and after $137.09 to $105.00 split-adjusted Session open, high, low $116.91, $125.36, $103.50 Opening gap -14.72% Close inside the session range 0.07 of the range, where 1.00 is the high Session volume 13,718,251 shares, $1,440,416,355 Relative volume 8.7x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
81	LMRI Lumexa Imaging Holdings, Inc.	-23.33%	05/13/2026 against the close of 05/12/2026 Session detail $1.01B market cap (today)	Earnings catalyst from a later release the same session	Lumexa Imaging Advances Growth Strategy by Adding Four New Imaging Centers 05/12/2026 16:05 ET after hours Lumexa Imaging Announces First Quarter 2026 Results 05/12/2026	Day +1 -31.33% 2026-05-14 Day +5 -29.52% 2026-05-20 Best recovery within 5 -29.52% 2026-05-20 Five sessions later the drop was 26.5% bigger, at -29.52%. Month end -25.90% on 2026-05-29
Close before and after $10.50 to $8.05 split-adjusted Session open, high, low $10.56, $10.56, $8.00 Opening gap +0.57% Close inside the session range 0.02 of the range, where 1.00 is the high Session volume 2,579,564 shares, $20,765,490 Relative volume 4.9x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
82	TMDX TransMedics Group, Inc.	-23.19%	05/06/2026 against the close of 05/05/2026 Session detail $3.05B market cap (today)	Earnings	TransMedics Reports First Quarter 2026 Financial Results 05/05/2026 16:05 ET after hours	Day +1 -23.21% 2026-05-07 Day +5 -32.39% 2026-05-13 Best recovery within 5 -23.21% 2026-05-07 Five sessions later the drop was 39.7% bigger, at -32.39%. Month end -29.21% on 2026-05-29
Close before and after $94.93 to $72.92 split-adjusted Session open, high, low $74.91, $78.00, $70.00 Opening gap -21.09% Close inside the session range 0.37 of the range, where 1.00 is the high Session volume 7,796,305 shares, $568,506,561 Relative volume 9.0x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
83	DOCS Doximity, Inc.	-23.00%	05/14/2026 against the close of 05/13/2026 Session detail $4.73B market cap (today)	Earnings	Doximity Announces Fourth Quarter and Fiscal Year 2026 Financial Results 05/13/2026 16:01 ET after hours Doximity Partners with Aledade to Bring Clinical AI to Value-Based Care Settings 05/13/2026	Day +1 -18.90% 2026-05-15 Day +5 -17.10% 2026-05-21 Best recovery within 5 -15.09% 2026-05-20 25.7% of the drop was recovered five sessions later. Month end -8.51% on 2026-05-29
Close before and after $23.39 to $18.01 split-adjusted Session open, high, low $18.26, $18.40, $17.15 Opening gap -21.93% Close inside the session range 0.69 of the range, where 1.00 is the high Session volume 25,491,388 shares, $459,099,898 Relative volume 8.4x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
84	SENS Senseonics Holdings, Inc.	-22.84%	05/01/2026 against the close of 04/30/2026 Session detail $531.9M market cap (today)	Offering / Dilution	Senseonics Announces Commencement of $80 Million Public Offering of Common Stock and Pre-Funded Warrants 04/30/2026 16:01 ET after hours Senseonics Announces Pricing of $80 Million Public Offering of Common Stock and Pre-Funded Warrants 04/30/2026 Senseonics Holdings, Inc. Schedules First Quarter 2026 Earnings Release and Conference Call for May 7, 2026 at 4:30 P.M. Eastern Time 05/01/2026	Day +1 -24.21% 2026-05-04 Day +5 -23.90% 2026-05-08 Best recovery within 5 -18.91% 2026-05-06 Five sessions later the drop was 4.6% bigger, at -23.90%. Month end +2.72% on 2026-05-29
Close before and after $6.61 to $5.10 split-adjusted Session open, high, low $5.30, $5.39, $4.96 Opening gap -19.82% Close inside the session range 0.33 of the range, where 1.00 is the high Session volume 6,518,194 shares, $33,242,789 Relative volume 23.3x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
85	MNTN MNTN, Inc.	-22.80%	05/06/2026 against the close of 05/05/2026 Session detail $838.5M market cap (today)	Earnings	MNTN Reports Record First Quarter 2026 Results 05/05/2026 16:05 ET after hours	Day +1 -19.19% 2026-05-07 Day +5 -30.81% 2026-05-13 Best recovery within 5 -19.19% 2026-05-07 Five sessions later the drop was 35.1% bigger, at -30.81%. Month end -16.99% on 2026-05-29
Close before and after $11.36 to $8.77 split-adjusted Session open, high, low $10.63, $10.76, $8.62 Opening gap -6.43% Close inside the session range 0.07 of the range, where 1.00 is the high Session volume 2,748,915 shares, $24,107,985 Relative volume 5.8x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
86	RHLD Resolute Holdings Management, Inc.	-22.72%	05/07/2026 against the close of 05/06/2026 Session detail $970.3M market cap (today)	Earnings	Resolute Holdings Reports First Quarter 2026 Results 05/07/2026 07:05 ET premarket	Day +1 -20.56% 2026-05-08 Day +5 -23.54% 2026-05-14 Best recovery within 5 -20.56% 2026-05-08 Five sessions later the drop was 3.6% bigger, at -23.54%. Month end -14.80% on 2026-05-29
Close before and after $139.65 to $107.92 split-adjusted Session open, high, low $131.66, $131.66, $107.42 Opening gap -5.72% Close inside the session range 0.02 of the range, where 1.00 is the high Session volume 278,460 shares, $30,051,403 Relative volume 1.7x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
87	NICE NICE Ltd	-22.53%	05/06/2026 against the close of 05/05/2026 Session detail $6.93B market cap (today)	Other Announcement	NiCE Reports 10% Year-Over-Year Revenue Growth Driven by 14.6% Cloud Revenue Growth in First Quarter 2026 05/06/2026 05:30 ET premarket	Day +1 -23.49% 2026-05-07 Day +5 -30.90% 2026-05-13 Best recovery within 5 -23.49% 2026-05-07 Five sessions later the drop was 37.2% bigger, at -30.90%. Month end -25.88% on 2026-05-29
Close before and after $125.01 to $96.85 split-adjusted Session open, high, low $106.10, $107.57, $95.38 Opening gap -15.13% Close inside the session range 0.12 of the range, where 1.00 is the high Session volume 2,750,816 shares, $266,416,530 Relative volume 5.6x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
88	NEOV NeoVolta Inc.	-22.48%	05/28/2026 against the close of 05/27/2026 Session detail $197.8M market cap (today)	Offering / Dilution	NeoVolta Announces Proposed Public Offering of Common Stock 05/27/2026 16:19 ET after hours NeoVolta Signs First BESS Supply LOI with Infinite Grid Capital for Approximately $200 Million in Utility-Scale Deployments 05/28/2026 NeoVolta Announces Pricing of Public Offering of Common Stock 05/28/2026	Day +1 -24.42% 2026-05-29 Day +5 -21.71% 2026-06-04 Best recovery within 5 -18.60% 2026-06-02 3.4% of the drop was recovered five sessions later. Month end -24.42% on 2026-05-29 This month ended before the fifth session after the move.
Close before and after $2.58 to $2.00 split-adjusted Session open, high, low $2.28, $2.28, $1.82 Opening gap -11.82% Close inside the session range 0.40 of the range, where 1.00 is the high Session volume 5,756,915 shares, $11,513,830 Relative volume 9.9x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
89	OPRX OptimizeRx Corporation	-22.48%	05/13/2026 against the close of 05/12/2026 Session detail $143.5M market cap (today)	Earnings	OptimizeRx Reports First Quarter 2026 Financial Results and Updates Fiscal Year 2026 Guidance 05/12/2026 16:01 ET after hours	Day +1 -18.30% 2026-05-14 Day +5 -21.61% 2026-05-20 Best recovery within 5 -17.82% 2026-05-15 3.9% of the drop was recovered five sessions later. Month end -18.14% on 2026-05-29
Close before and after $6.34 to $4.92 split-adjusted Session open, high, low $5.62, $5.72, $4.57 Opening gap -11.36% Close inside the session range 0.30 of the range, where 1.00 is the high Session volume 2,221,809 shares, $10,920,191 Relative volume 6.5x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
90	POET POET Technologies Inc. Also on the opposite board this month on both boards	-22.36%	05/15/2026 against the close of 05/14/2026 Session detail $1.41B market cap (today)	Offering / Dilution	POET Technologies Secures Financing of US$400 Million in a Registered Direct Offering of Common Shares and Warrant 05/15/2026 08:30 ET premarket POET Technologies Reports First Quarter 2026 Financial Results 05/14/2026	Day +1 -30.92% 2026-05-18 Day +5 -29.07% 2026-05-22 Best recovery within 5 -27.95% 2026-05-21 Five sessions later the drop was 30.0% bigger, at -29.07%. Month end -40.25% on 2026-05-29
Close before and after $20.57 to $15.97 split-adjusted Session open, high, low $18.32, $20.27, $15.95 Opening gap -10.93% Close inside the session range 0.01 of the range, where 1.00 is the high Session volume 100,641,643 shares, $1,607,247,039 Relative volume 1.6x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
91	WW	-22.29%	05/07/2026 against the close of 05/06/2026 Session detail $164.4M market cap (today)	Earnings	Weight Watchers Announces First Quarter 2026 Results 05/07/2026 07:00 ET premarket	Day +1 -13.56% 2026-05-08 Day +5 -6.61% 2026-05-14 Best recovery within 5 -6.61% 2026-05-14 70.3% of the drop was recovered five sessions later. Month end +40.85% on 2026-05-29
Close before and after $11.80 to $9.17 split-adjusted Session open, high, low $10.80, $10.94, $9.06 Opening gap -8.47% Close inside the session range 0.06 of the range, where 1.00 is the high Session volume 932,002 shares, $8,546,458 Relative volume 3.1x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
92	CSTL Castle Biosciences, Inc.	-22.26%	05/07/2026 against the close of 05/06/2026 Session detail $1.06B market cap (today)	Earnings	Castle Biosciences Reports First Quarter 2026 Results 05/06/2026 16:05 ET after hours	Day +1 -19.88% 2026-05-08 Day +5 -23.72% 2026-05-14 Best recovery within 5 -19.88% 2026-05-08 Five sessions later the drop was 6.6% bigger, at -23.72%. Month end -14.83% on 2026-05-29
Close before and after $24.75 to $19.24 split-adjusted Session open, high, low $22.66, $22.88, $18.31 Opening gap -8.44% Close inside the session range 0.20 of the range, where 1.00 is the high Session volume 1,999,197 shares, $38,464,550 Relative volume 7.7x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
93	HYPD Hyperion DeFi, Inc.	-22.06%	05/06/2026 against the close of 05/05/2026 Session detail $62.0M market cap (today)	Offering / Dilution	Hyperion DeFi Announces Proposed Public Offering of Common Stock and Pre-Funded Warrants 05/05/2026 16:01 ET after hours Hyperion DeFi Announces Pricing of Public Offering of Common Stock 05/06/2026	Day +1 -23.55% 2026-05-07 Day +5 -25.05% 2026-05-13 Best recovery within 5 -22.27% 2026-05-11 Five sessions later the drop was 13.6% bigger, at -25.05%. Month end -25.05% on 2026-05-29
Close before and after $4.67 to $3.64 split-adjusted Session open, high, low $3.70, $3.75, $3.25 Opening gap -20.77% Close inside the session range 0.78 of the range, where 1.00 is the high Session volume 2,459,728 shares, $8,953,410 Relative volume 9.4x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
94	TREE LendingTree, Inc.	-21.74%	05/01/2026 against the close of 04/30/2026 Session detail $365.7M market cap (today)	Earnings	LENDINGTREE REPORTS FIRST QUARTER 2026 RESULTS 04/30/2026 16:05 ET after hours	Day +1 -21.54% 2026-05-04 Day +5 -21.36% 2026-05-08 Best recovery within 5 -18.09% 2026-05-05 1.7% of the drop was recovered five sessions later. Month end -22.97% on 2026-05-29
Close before and after $49.59 to $38.81 split-adjusted Session open, high, low $44.91, $47.14, $38.11 Opening gap -9.44% Close inside the session range 0.08 of the range, where 1.00 is the high Session volume 1,488,120 shares, $57,753,937 Relative volume 8.5x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
95	HOVR New Horizon Aircraft Ltd.	-21.71%	05/07/2026 against the close of 05/06/2026 Session detail $118.8M market cap (today)	Offering / Dilution	New Horizon Aircraft Ltd. Announces Pricing of $20 Million Offering of Common Shares 05/06/2026 23:40 ET after hours	Day +1 -14.95% 2026-05-08 Day +5 -13.88% 2026-05-14 Best recovery within 5 -11.74% 2026-05-13 36.1% of the drop was recovered five sessions later. Month end +4.09% on 2026-05-29
Close before and after $2.81 to $2.20 split-adjusted Session open, high, low $2.45, $2.45, $2.12 Opening gap -12.81% Close inside the session range 0.25 of the range, where 1.00 is the high Session volume 4,215,728 shares, $9,274,602 Relative volume 5.0x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
96	COHN Cohen & Company Inc	-21.55%	05/01/2026 against the close of 04/30/2026 Session detail $32.8M market cap (today)	Earnings	Cohen & Company Reports First Quarter 2026 Financial Results 05/01/2026 08:00 ET premarket	Day +1 -35.01% 2026-05-04 Day +5 -36.50% 2026-05-08 Best recovery within 5 -35.01% 2026-05-04 Five sessions later the drop was 69.4% bigger, at -36.50%. Month end -53.15% on 2026-05-29
Close before and after $23.48 to $18.42 split-adjusted Session open, high, low $22.30, $22.30, $18.42 Opening gap -5.03% Close inside the session range 0.00 of the range, where 1.00 is the high Session volume 77,150 shares, $1,421,103 Relative volume 3.5x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
97	ZTS ZOETIS INC.	-21.50%	05/07/2026 against the close of 05/06/2026 Session detail $32.57B market cap (at the time of the move, reconstructed)	Earnings	Zoetis Announces First Quarter 2026 Results 05/07/2026 07:00 ET premarket	Day +1 -25.53% 2026-05-08 Day +5 -32.13% 2026-05-14 Best recovery within 5 -25.53% 2026-05-08 Five sessions later the drop was 49.4% bigger, at -32.13%. Month end -30.15% on 2026-05-29
Close before and after $111.22 to $87.31 split-adjusted Session open, high, low $90.67, $91.64, $85.31 Opening gap -18.48% Close inside the session range 0.32 of the range, where 1.00 is the high Session volume 29,922,905 shares, $2,612,568,836 Relative volume 9.1x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
98	DXC DXC Technology Company	-21.48%	05/08/2026 against the close of 05/07/2026 Session detail $1.75B market cap (today)	Earnings	DXC Technology Reports Fourth Quarter and Full Fiscal Year 2026 Results 05/07/2026 16:15 ET after hours	Day +1 -26.06% 2026-05-11 Day +5 -25.56% 2026-05-15 Best recovery within 5 -25.56% 2026-05-15 Five sessions later the drop was 19.0% bigger, at -25.56%. Month end -17.49% on 2026-05-29
Close before and after $12.01 to $9.43 split-adjusted Session open, high, low $10.02, $10.28, $8.40 Opening gap -16.57% Close inside the session range 0.55 of the range, where 1.00 is the high Session volume 16,632,610 shares, $156,845,512 Relative volume 4.6x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
99	AMPL Amplitude, Inc.	-21.41%	05/07/2026 against the close of 05/06/2026 Session detail $1.64B market cap (today)	Earnings	Amplitude Announces First Quarter 2026 Financial Results 05/06/2026 16:05 ET after hours	Day +1 -15.03% 2026-05-08 Day +5 -18.48% 2026-05-14 Best recovery within 5 -15.03% 2026-05-08 13.7% of the drop was recovered five sessions later. Month end +3.99% on 2026-05-29
Close before and after $7.52 to $5.91 split-adjusted Session open, high, low $6.06, $6.26, $5.64 Opening gap -19.41% Close inside the session range 0.44 of the range, where 1.00 is the high Session volume 8,075,127 shares, $47,724,001 Relative volume 4.9x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session
100	AMBA Ambarella, Inc.	-21.41%	05/29/2026 against the close of 05/28/2026 Session detail $2.96B market cap (today)	Earnings	Ambarella, Inc. Announces First Quarter Fiscal Year 2027 Financial Results 05/28/2026 16:05 ET after hours Hanwha and Ambarella Enter Into Long-Term Edge AI Agreement 05/28/2026	Day +1 -17.61% 2026-06-01 Day +5 -30.84% 2026-06-05 Best recovery within 5 -14.66% 2026-06-02 Five sessions later the drop was 44.0% bigger, at -30.84%. Month end -21.41% on 2026-05-29 same session This month ended before the fifth session after the move.
Close before and after $91.84 to $72.18 split-adjusted Session open, high, low $82.52, $85.90, $71.05 Opening gap -10.15% Close inside the session range 0.08 of the range, where 1.00 is the high Session volume 7,413,649 shares, $535,117,185 Relative volume 8.3x the median of the 20 sessions before the pre-news close Baseline gap 1 calendar day from the pre-news close to the measured session

NYSE and Nasdaq companies with a market capitalization of $25M or more, measured today. The exchange is the one recorded on each announcement, and a release naming several tickers records one venue for all of them. A session that changed hands for less than $25,000 in total is not ranked, because a percentage set by a handful of shares is a print rather than a move. 811 smaller events this month are held out of this month's eligible pool; switch to include them. 195 events never entered this month's eligible pool, because the ticker is a warrant, a unit, a right or a preferred rather than common stock, is classed today as a fund, a trust or an index product, or carries a stored capitalization above $10 trillion, which is larger than any company has reached. Include the $5M to $25M band

1 row withholds a market cap because the vendor's stored figure disagrees with the share count and price it is derived from by more than a factor of three, counting the filed all-class share count where one exists.

In May 2026, the median decliner was 0.8% deeper below its pre-news close five sessions later; the largest catalyst group was Earnings, 66 of the 100 events, at a median of -26.4%.

Close-to-close change on the measured trading session, against the previous close.

Which catalysts drove the board

Swipe the table sideways for the day +5 columns.

Catalyst	Events	Share of board	Median move close to close	Median at day +5	Still below the pre-news close at day +5
Earnings	66	66.0%	-26.4%	-29.4%	100.0% of 66
Offering / Dilution	10	10.0%	-23.4%	-24.5%	100.0% of 10
Other Announcement	10	10.0%	-25.5%	-33.2%	100.0% of 10
Clinical Trial Results	8	8.0%	Fewer than 10 events in this group, so no figures are shown.
Buyback / Dividend	2	2.0%	Fewer than 10 events in this group, so no figures are shown.

4 other catalyst types, 4 events: M&A / Acquisition, Guidance Change, Crypto & Treasury, Leadership Change.

How much of the drop held

Horizon	Still below the pre-news close close to close	Median change since the measured close as a share of the drop
Day +1	100.0% of 100	3.2% recovered, of 100
Day +5	99.0% of 100	0.8% deeper below baseline, of 100
Month end	90.8% of 98	8.4% recovered, of 98
Month end falls before day +5 for 9 of these 98 events, so this row is not a later horizon than the one above it. 98 of the 100 events have a month-end close later than the measured session; 2 have it on the measured session itself.

Both figures in a row are measured over the events that have a close at that horizon, the count printed beside each of them, not over all 100 events on this board, which is why the denominators differ between rows.

Repeat runners

Some companies move on news more than once. The left list holds the ones that moved twice or more this month; the right list holds the ones that also moved in the months before it. The ranking above shows one row per move, so a name that keeps coming back is only visible here.

Moved twice or more inside May 2026

Two or more ranked moves this month, each on a different trading day.

Symbol	Measured sessions	Largest drop
ENHAEnhanced Group Inc.	2Other Announcement	-43.47%

Also fallen on news in earlier months

Ranked in at least two of the three months before this one. They are listed whether or not they rank this month, which is why the months are named.

Symbol	Months	Largest drop
CARAvis Budget Group, Inc.	2026-04, 2026-02	-48.38%
GLNDGreenland Energy Company	2026-04, 2026-03	-40.85%
SGMOSANGAMO THERAPEUTICS INC	2026-04, 2026-02	-33.93%
MRLNMerlin, Inc.	2026-04, 2026-03	-61.56%
LASELaser Photonics Corporation	2026-04, 2026-02	-38.41%
AZIAutozi Internet Technology (Global) Ltd.	2026-03, 2026-02	-56.90%
AGIGAbundia Global Impact Group Inc.	2026-03, 2026-02	-33.82%

What the board was made of

Price before the move

When the announcement landed

Volume against normal

2 events have too little trading history for a relative volume, and are not in the tiers above.

Industry

38 other industries, 49 events

Industry not known: 10.0%

When the release and the price disagreed

20 events on this board carry the flag.

Flagged events sat 3.9 percentage points below the rest of the board five sessions later.

Median at day +5, flagged: -33.6%
Median at day +5, not flagged: -29.7%

Against April 2026

100 events in the comparable window.

April 2026 median -20.8%, selected from the 9,420 events in that month's eligible pool

May 2026 median -26.7%, 5.9 points steeper than April 2026. May 2026's median is taken over the 100 ranked rows, selected from the 10,067 events in that month's eligible pool.

How this ranking is measured

Close-to-close change on the measured trading session, against the previous close.

An announcement before 16:00 ET is measured on that trading day; one at or after 16:00 ET, or on a weekend, is measured on the next trading day.
One row per company and measured session. Other announcements the company made in the same session are listed inside the row.
A ranking is a coincidence of news and price on the same session, not proof that the news caused the move. Part of an intraday move can precede the announcement.
No Stated Cause marks a release in which the company itself says it knows of no reason for the move, while Other Announcement marks a release these rules could not classify.

Eligibility uses each company's capitalization today, not its capitalization at the time. Archive boards can therefore change as companies grow or shrink.

Prices are adjusted for stock splits the company has done since, so an older row's dollar figures are stated on today's share count and are not the prices that traded that day. The percentage move, the dollar volume and the relative volume are unaffected, because both prices carry the same adjustment. The session's share count carries the adjustment too, so the shares figure beside the dollar volume is that count restated on today's basis rather than the number of shares that changed hands. Where the ticker was retired the price series stops with it and no later adjustment reached it, so those rows are marked as traded and their dollars are the ones that changed hands on the day.

Market cap is not shown because the stored figure disagrees with the share count and price it is derived from.

This archive starts at 2020-04, the first month with ranked moves.