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Top Stock Gainers May 2026 - Monthly Performance Ranked

The top US-listed stocks of May 2026 by monthly gain, on split-adjusted closes. Ranks 4,389 companies above $100M on NYSE, Nasdaq and NYSE American.
2026
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

May 2026 ranking, complete through May 29, 2026

Filter by sector or market cap, or find a symbol

The gain covers the period; price, market cap, sector and country show each company as it is today.

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Rank
Symbol
Company Name
May Gain
Market Cap (today)
Price (today)
Country
Sector
201
WEST
Westrock Coffee Company
+36.33%
$964.07M
$9.88
United States
Consumer Defensive
202
MPTI
M-tron Industries, Inc.
+36.27%
$283.43M
$65.21
United States
Technology
203
RAL
Ralliant Corporation
+36.16%
$7.36B
$66.49
United States
Technology
204
FRMI
Fermi Inc.
+36.06%
$1.64B
$2.55
United States
Real Estate
205
QMCO
Quantum Corporation
+35.99%
$694.40M
$17.62
United States
Technology
206
ABSI
Absci Corporation
+35.68%
$1.58B
$9.18
United States
Healthcare
207
CRDO
Credo Technology Group
+35.64%
$27.68B
$147.29
Cayman Islands
Technology
208
PACK
Ranpak Holdings Corp.
+35.56%
$315.59M
$3.68
United States
Consumer Cyclical
209
LXRX
Lexicon Pharmaceuticals, Inc.
+35.40%
$631.84M
$1.42
United States
Healthcare
210
STUB
StubHub Holdings, Inc.
+35.25%
$2.24B
$5.85
United States
Communication Services
211
TENB
Tenable Holdings, Inc.
+35.14%
$4.91B
$44.59
United States
Technology
212
AGYS
Agilysys, Inc.
+35.12%
$3.40B
$120.69
United States
Technology
213
MGNX
MacroGenics, Inc.
+35.06%
$143.33M
$2.25
United States
Healthcare
214
OCC
Optical Cable Corp.
+34.95%
$103.54M
$11.71
United States
Technology
215
CMPX
Compass Therapeutics, Inc.
+34.46%
$137.05M
$0.7610
United States
Healthcare
216
FSTR
Foster (Lb) Co
+34.40%
$370.19M
$35.19
United States
Industrials
217
GENI
Genius Sports Limited
+34.40%
$1.69B
$6.33
United Kingdom
Communication Services
218
FLY
Firefly Aerospace
+34.36%
$3.05B
$18.23
United States
Industrials
219
CADL
Candel Therapeutics, Inc.
+34.30%
$614.44M
$8.03
United States
Healthcare
220
CORZ
Core Scientific, Inc.
+34.25%
$4.21B
$13.10
United States
Technology
221
PAMT
PAMT CORP
+33.96%
$222.83M
$10.64
United States
Industrials
222
FTRE
Fortrea Holdings Inc.
+33.83%
$2.25B
$23.63
United States
Healthcare
223
MDB
MongoDB, Inc.
+33.78%
$29.89B
$371.09
United States
Technology
224
BTBT
Bit Digital, Inc.
+33.77%
$304.66M
$0.8448
United States
Financial Services
225
GEN
Gen Digital Inc.
+33.70%
$14.89B
$24.88
United States
Technology
226
EVER
EverQuote, Inc.
+33.43%
$801.35M
$22.74
United States
Communication Services
227
CLF
Cleveland-Cliffs Inc.
+33.33%
$7.93B
$13.90
United States
Basic Materials
228
CIFR
Cipher Digital Inc.
+33.31%
$3.30B
$7.94
United States
Technology
229
GSIT
GSI Technology
+33.22%
$148.35M
$3.86
United States
Technology
230
MNKD
Mannkind Corporation
+33.22%
$1.03B
$3.19
United States
Healthcare
231
HQ
Horizon Quantum Holdings Ltd.
+33.06%
$795.55M
$14.74
Singapore
Technology
232
VSTS
Vestis Corporation
+32.92%
$1.95B
$14.75
United States
Industrials
233
CCSI
Consensus Cloud Solutions, Inc.
+32.73%
$686.63M
$37.47
United States
Technology
234
TJGC
TJGC Group Limited
+32.73%gain through May 15
$322.09M
$31.89
Hong Kong
Communication Services
235
AUTL
Autolus Therapeutics plc
+32.62%
$409.89M
$1.54
United Kingdom
Healthcare
236
QUBT
Quantum Computing Inc.
+32.59%
$1.48B
$6.56
United States
Technology
237
LEE
Lee Enterprises, Inc.
+32.56%
$140.89M
$6.32
United States
Communication Services
238
LPTH
Lightpath Technologies Inc
+32.55%
$510.56M
$7.29
United States
Technology
239
IRDM
Iridium Communications Inc.
+32.53%
$4.71B
$44.40
United States
Communication Services
240
KELYB
Kelly Services Inc
+32.51%
$903.03M
$22.31
United States
Industrials
241
ATEX
Anterix Inc.
+32.49%
$1.47B
$74.90
United States
Communication Services
242
ENGS
Energys Group Limited
+32.20%
$191.02M
$4.29
United Kingdom
Industrials
243
HLIT
Harmonic Inc
+32.20%
$1.10B
$10.05
United States
Technology
244
SXC
SUNCOKE ENERGY INC
+32.11%
$849.60M
$10.01
United States
Basic Materials
245
BLLN
BillionToOne, Inc.
+31.90%
$5.09B
$107.77
United States
Healthcare
246
NXDR
Nextdoor Holdings, Inc.
+31.87%
$940.04M
$2.43
United States
Communication Services
247
ONDS
Ondas Inc.
+31.67%
$3.61B
$6.20
United States
Technology
248
CSCO
Cisco Systems, Inc.
+31.61%
$419.89B
$106.50
United States
Technology
249
GRAL
GRAIL, Inc.
+31.57%
$5.92B
$132.55
United States
Healthcare
250
MXL
MaxLinear, Inc.
+31.35%
$5.76B
$63.46
United States
Technology
251
RUN
Sunrun Inc
+31.34%
$1.83B
$7.58
United States
Technology
252
NXT
Nextpower Inc.
+31.29%
$11.97B
$78.89
United States
Technology
253
CEVA
CEVA Inc.
+30.91%
$805.77M
$28.62
United States
Technology
254
VRDN
Viridian Therapeutics, Inc.
+30.71%
$2.53B
$22.37
United States
Healthcare
255
STX
Seagate Technology Holdings plc
+30.60%
$143.37B
$630.49
Singapore
Technology
256
MRVI
Maravai LifeSciences Holdings, Inc.
+30.43%
$1.09B
$7.32
United States
Healthcare
257
AXTI
AXT Inc
+30.22%
$3.42B
$52.08
United States
Technology
258
EDAP
EDAP TMS SA
+30.12%
$161.92M
$4.32
France
Healthcare
259
HPP
Hudson Pacific Properties, Inc.
+30.08%
$596.96M
$11.00
United States
Real Estate
260
DRTS
Alpha Tau Medical Ltd.
+29.86%
$1.22B
$13.16
Israel
Healthcare
261
VRNS
Varonis Systems, Inc.
+29.85%
$5.61B
$48.88
United States
Technology
262
QUIK
QuickLogic Corp
+29.81%
$161.20M
$8.80
United States
Technology
263
CLMB
Climb Global Solutions, Inc.
+29.80%
$612.82M
$32.84
United States
Technology
264
TBLA
Taboola.com Ltd.
+29.79%
$921.23M
$3.41
United States
Communication Services
265
OPK
Opko Health Inc.
+29.78%
$1.22B
$1.63
United States
Healthcare
266
OPTX
Syntec Optics Holdings, Inc.
+29.73%
$269.47M
$6.69
United States
Technology
267
TRVG
trivago N.V.
+29.68%
$267.42M
$3.79
Germany
Communication Services
268
LPL
LG Display Co. Ltd.
+29.67%
$2.59B
$2.59
South Korea
Technology
269
HPQ
HP Inc.
+29.63%
$30.34B
$33.64
United States
Technology
270
LPRO
Open Lending Corporation
+29.55%
$371.53M
$3.14
United States
Financial Services
271
JOBY
Joby Aviation, Inc.
+29.49%
$4.74B
$4.76
United States
Industrials
272
MTSI
MACOM Technology Solutions Holdings, Inc
+29.48%
$18.04B
$236.24
United States
Technology
273
HOOD
Robinhood Markets, Inc.
+29.37%
$85.48B
$95.07
United States
Financial Services
274
CCRN
Cross Country Healthcare Inc
+29.35%
$428.06M
$13.25
United States
Healthcare
275
TDC
TERADATA CORPORATION
+29.22%
$3.24B
$34.88
United States
Technology
276
PDEX
Pro-Dex Inc New
+29.18%
$201.17M
$62.22
United States
Healthcare
277
HUM
Humana Inc.
+29.17%
$50.68B
$422.07
United States
Healthcare
278
FLWS
1-800-FLOWERS.COM Inc
+29.10%
$183.57M
$2.86
United States
Consumer Cyclical
279
HEI
HEICO Corporation
+28.99%
$41.56B
$297.36
United States
Industrials
280
IBM
International Business Machines Corporation
+28.93%
$239.64B
$253.56
United States
Technology
281
BBY
Best Buy Company, Inc.
+28.86%
$20.95B
$99.87
United States
Consumer Cyclical
282
FNKO
Funko, Inc.
+28.80%
$382.45M
$6.83
United States
Consumer Cyclical
283
TWLO
Twilio Inc.
+28.76%
$40.20B
$261.79
United States
Technology
284
BBAR
Banco BBVA Argentina S.A.
+28.68%
$2.69B
$13.17
Argentina
Financial Services
285
BTSG
BrightSpring Health Services, Inc.
+28.58%
$11.89B
$60.11
United States
Healthcare
286
ILMN
Illumina Inc
+28.58%
$40.68B
$269.42
United States
Healthcare
287
RAMP
LiveRamp Holdings, Inc.
+28.50%
$2.32B
$38.24
United States
Technology
288
CARL
Carlsmed, Inc.
+28.46%
$396.71M
$14.53
United States
Healthcare
289
ARXS
Arxis, Inc.
+28.37%
$22.28B
$51.72
United States
Industrials
290
TXG
10x Genomics, Inc.
+28.37%
$9.32B
$71.55
United States
Healthcare
291
COLD
Americold Realty Trust, Inc.
+28.29%
$4.13B
$14.47
United States
Real Estate
292
SPIR
Spire Global, Inc.
+28.10%
$354.38M
$9.06
United States
Industrials
293
RXO
RXO, Inc.
+28.09%
$4.74B
$28.75
United States
Industrials
294
KOPN
Kopin Corp
+28.03%
$610.49M
$3.38
United States
Technology
295
NNBR
NN Inc
+28.02%
$309.36M
$3.30
United States
Industrials
296
GTX
Garrett Motion Inc.
+27.92%
$4.02B
$21.55
United States
Consumer Cyclical
297
UAL
United Airlines Holdings, Inc.
+27.56%
$31.82B
$97.93
United States
Industrials
298
STRZ
Starz Entertainment Corp.
+27.48%
$379.99M
$22.19
Canada
Communication Services
299
NTNX
Nutanix, Inc.
+27.34%
$19.10B
$70.58
United States
Technology
300
ASRT
Assertio Holdings, Inc.
+27.18%
$151.86M
$23.50
United States
Healthcare
Top gain on this page +36.33% WEST
Rows on this page 100 ranks 201–300
Page 3 of 44
Period May 2026 closed

The same month on news: the biggest gains on news in May 2026 and the biggest drops, each ranked by the move on the day its story landed.

For moves inside a single day, Today's stock movers ranks the biggest gainers and losers on our alert board in the latest trading session.

Looking for a specific symbol?
MARKET LEADERS
52-WEEK LEADER
MGRT +2,350%
Mega Fortune Company L..
2026 YTD LEADER
MGRT +1,466%
Mega Fortune Company L..
MAY 2026 LEADER
HYLN +266%
Hyliion Holdings Corp.
52-Week Top 5 Full List →
1 MGRT +2,350.0% 2 AXTI +759.4% 3 MRNA +648.3% 4 MTC +599.5% 5 BUUU +565.4%
2026 YTD Top 5 Full List →
1 MGRT +1,465.9% 2 BUUU +739.6% 3 ANL +645.1% 4 MRNA +578.5% 5 SNDK +421.5%
May 2026 Top 5 Full List →
1 HYLN +266.0% 2 RXT +254.1% 3 REPL +238.1% 4 AGL +230.2% 5 OTLK +192.0%
Quick Access: 52-Week 2026 YTD May 2026 Market Cap Dividends

This ranking shows the top performing stocks and biggest stock gainers of May 2026, measured from the last close of April to the last close of May.

Monthly performance rankings can reveal price strength, sustained momentum, sector rotation, and event-driven moves that are not visible in one-day movers lists. The table is informational only and does not recommend any stock to buy, sell, or hold.

Gains are computed on split-adjusted closes, so a split inside the month does not read as a move. This ranking is informational and is not investment advice.