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Top Stock Gainers October 2021 - Monthly Performance Ranked

The top US-listed stocks of October 2021 by monthly gain, on split-adjusted closes. Ranks 3,341 companies above $100M on NYSE, Nasdaq and NYSE American.

Looking for intraday moves instead? Today's stock movers ranks the current session's alert board, so it measures against whichever session is running rather than covering a fixed window.

2021
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

October 2021 ranking, complete through October 29, 2021

30 stocks are withheld from this ranking because their price history is under review.

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

Swipe or scroll the table sideways for more columns.

Rank
Symbol
Company Name
Oct Gain
Market Cap (today)
Price (today)
Country
Sector
1
DJT
Trump Media & Technology
+581.59%
$2.53B
$9.10
United States
Communication Services
2
FI
Fiserv Inc
+421.11%
$73.77B
$135.70
United States
Technology
3
BKKT
Bakkt Inc
+322.24%
$387.15M
$8.59
United States
Technology
4
LTBR
Lightbridge Corp
+107.59%
$307.91M
$8.22
United States
Industrials
5
XENE
Xenon Pharmaceut
+99.68%
$5.88B
$60.77
Canada
Healthcare
6
AHG
AKSO HEALTH GROUP
+92.27%
$796.48M
$0.9297
China
Healthcare
7
CCXI
Churchill Capital Corp XI
+89.39%
$811.55M
$14.57
United States
Financial Services
8
AEHR
Aehr Test Sys
+79.52%
$3.32B
$101.73
United States
Technology
9
BTBT
Bit Digital Inc
+76.58%
$551.77M
$1.53
United States
Financial Services
10
PTGX
Protagonist Ther
+73.59%
$9.99B
$154.32
United States
Healthcare
11
IDR
Idaho Strategic Resources
+69.67%
$517.04M
$32.67
United States
Basic Materials
12
OCGN
Ocugen Inc
+69.63%
$471.36M
$1.39
United States
Healthcare
13
NET
Cloudflare Inc
+69.35%
$104.38B
$293.14
United States
Technology
14
BE
Bloom Energy
+69.25%
$59.33B
$201.45
United States
Industrials
15
IFRX
Inflarx
+65.63%
$309.47M
$2.10
Germany
Healthcare
16
BROS
Dutch Bros Inc
+65.52%
$8.75B
$49.87
United States
Consumer Cyclical
17
LC
LendingClub Corp
+64.14%
$2.22B
$19.21
United States
Financial Services
18
IONQ
Ionq Inc
+63.48%
$18.17B
$44.86
United States
Technology
19
RDUS
Radius Health Inc
+63.14%
$847.73M
$30.00
United States
Basic Materials
20
CLSK
Cleanspark Inc
+61.69%
$3.08B
$11.98
United States
Financial Services
21
MGTX
Meiragtx Holdings Plc
+61.53%
$1.38B
$14.34
United States
Healthcare
22
PERI
Perion Network Ltd
+58.06%
$405.18M
$9.81
Israel
Communication Services
23
LTRX
Lantronix
+57.72%
$266.76M
$5.98
United States
Technology
24
MARA
MARA Holdings Inc
+57.49%
$4.35B
$11.26
United States
Financial Services
25
HPK
Highpeak Energy，Inc
+57.00%
$1.05B
$8.32
United States
Energy
26
RBC
Rbc Bearings Inc
+55.09%
$16.01B
$505.63
United States
Industrials
27
TIPT
Tiptree Inc
+53.19%
$674.78M
$18.12
United States
Financial Services
28
AUPH
Aurinia Pharmace
+51.67%
$2.22B
$16.65
Canada
Healthcare
29
PLUG
Plug Power
+49.67%
$3.17B
$2.27
United States
Industrials
30
ENPH
Enphase Energy
+49.09%
$5.10B
$38.61
United States
Technology
31
VALN
Valneva Se
+48.70%
$659.97M
$6.96
France
Healthcare
32
DMRC
Digimarc Corporation
+47.32%
$138.22M
$6.15
United States
Technology
33
HUT
Hut 8 Mining
+44.55%
$9.97B
$80.86
United States
Financial Services
34
TSLA
Tesla Inc
+43.70%
$1.43T
$362.86
United States
Consumer Cyclical
35
ATLC
Atlanticus Holdings Corp
+42.21%
$1.46B
$96.09
United States
Financial Services
36
SSYS
Stratasys Ltd
+41.94%
$691.94M
$7.90
United States
Technology
37
WFRD
Weatherford
+40.93%
$6.49B
$90.51
United States
Energy
38
ENTA
Enanta Pharmaceuticals Inc
+40.83%
$392.32M
$13.47
United States
Healthcare
39
CCSI
Consensus Cloud
+40.73%
$710.46M
$38.77
United States
Technology
40
ENVX
Enovix Corporation
+40.28%
$741.74M
$3.38
United States
Industrials
41
MQ
Marqeta, Inc.
+39.79%
$1.70B
$16.36
United States
Technology
42
SHOT
Rmg Ml Sports Holdings
+39.57%
$285.82M
$9.83
United States
Financial Services
43
VLN
Valens Semiconductor Ltd
+39.45%
$195.99M
$1.81
Israel
Technology
44
KULR
Kulr Technology
+38.79%
$118.48M
$2.56
United States
Technology
45
VYGR
Voyager Therapeutics Inc
+38.70%
$208.88M
$3.39
United States
Healthcare
46
COIN
Coinbase Global, Inc.
+38.19%
$49.20B
$186.49
United States
Financial Services
47
SLNH
SOLUNA HOLDINGS INC
+37.93%
$288.62M
$1.18
United States
Financial Services
48
AFRM
Affirm Holdings, Inc.
+37.89%
$25.80B
$77.03
United States
Financial Services
49
LEU
Centrus Energy
+37.12%
$3.72B
$186.26
United States
Energy
50
CLMT
Calumet
+37.11%
$4.31B
$49.01
United States
Basic Materials
51
ATEN
A10 Networks Inc
+36.82%
$1.90B
$26.12
United States
Technology
52
CMPS
Compass Pathways Plc
+36.57%
$1.85B
$13.33
United Kingdom
Healthcare
53
LQDA
Liquidia Corporation
+36.36%
$6.14B
$68.62
United States
Healthcare
54
AMPL
Amplitude Inc
+36.29%
$1.76B
$13.29
United States
Technology
55
PBT
Permian Basin
+36.15%
$1.60B
$34.27
United States
Energy
56
NMG
Nouveau Monde
+35.87%
$493.74M
$1.50
Canada
Basic Materials
57
MTC
MMTEC INC
+35.35%
$321.67M
$3.23
Hong Kong
Financial Services
58
DIBS
1Stdibs.Com, Inc.
+34.96%
$160.34M
$4.77
United States
Communication Services
59
SLAB
Silicon Labs
+34.50%
$7.27B
$218.00
United States
Technology
60
DQ
Daqo New Energy Corp
+34.33%
$918.91M
$13.58
China
Technology
61
BASE
Couchbase, Inc.
+34.18%
$1.35B
$24.42
United States
Technology
62
ZETA
Zeta Global Holdings Corp
+33.87%
$7.25B
$29.07
United States
Technology
63
LOB
Live Oak Bancshares Inc
+33.72%
$1.90B
$40.98
United States
Financial Services
64
CAN
Canaan Inc.
+33.70%
$264.65M
$0.3550
Singapore
Technology
65
AMRC
Ameresco Inc
+33.68%
$1.13B
$21.38
United States
Industrials
66
ASAN
Asana Inc
+33.31%
$2.21B
$9.58
United States
Technology
67
CDXS
Codexis Inc
+33.01%
$182.87M
$1.67
United States
Healthcare
68
METC
Ramaco Res Inc
+32.41%
$754.32M
$11.90
United States
Basic Materials
69
BRY
Berry Corporation
+31.64%
$255.31M
$3.29
United States
Energy
70
XPEV
Xpeng Inc
+31.50%
$11.66B
$12.19
China
Consumer Cyclical
71
APP
Applovin Corp
+31.39%
$102.72B
$305.77
United States
Communication Services
72
LAC
Lithium Americas
+31.31%
$1.14B
$3.14
Canada
Basic Materials
73
NEXT
Nextdecade
+30.60%
$1.90B
$7.12
United States
Energy
74
PTLO
Portillo'S Inc.
+30.58%†
$360.42M
$4.97
United States
Consumer Cyclical
75
ASLE
Aersale Corporation
+30.46%
$265.36M
$5.56
United States
Industrials
76
TYRA
Tyra Biosciences, Inc.
+30.40%
$1.55B
$26.05
United States
Healthcare
77
SEDG
Solaredge Technologies Inc
+30.34%
$1.90B
$30.83
Israel
Technology
78
EP
Empire Petroleum
+30.33%
$135.96M
$3.27
United States
Energy
79
NSR
Nomad Royalty Company Ltd
+29.86%
$477.01M
$7.76
—
—
80
SKYT
Skywater Technology Inc
+29.80%
$1.60B
$32.46
United States
Technology
81
RUN
Sunrun Inc
+29.47%
$2.19B
$9.16
United States
Technology
82
KKR
Kkr & Co Inc
+29.17%
$100.19B
$108.48
United States
Financial Services
83
BLDP
Ballard Power
+29.06%
$723.62M
$2.40
Canada
Industrials
84
BSVN
Bank7
+28.93%
$493.73M
$51.83
United States
Financial Services
85
SAIA
Saia Inc
+28.83%
$9.66B
$362.15
United States
Industrials
86
SMID
Smith Midland Corp
+28.70%
$146.88M
$27.69
United States
Basic Materials
87
TRUP
Trupanion
+28.50%
$1.36B
$31.10
United States
Financial Services
88
TGLS
Tecnoglass Holdings Inc
+28.41%
$1.82B
$41.03
United States
Basic Materials
89
ASYS
Amtech Systems
+28.38%
$256.14M
$14.63
United States
Technology
90
TDAC
Translational Development A...
+28.31%
$209.40M
$10.85
United States
Financial Services
91
TARS
Tarsus Pharmaceuticals, Inc.
+28.10%
$3.19B
$72.70
United States
Healthcare
92
CADE
Cadence Bank
+27.95%
$7.85B
$42.11
United States
Financial Services
93
MRUS
Merus
+27.50%
$5.28B
$69.80
Netherlands
Healthcare
94
HIVE
HIVE Digital Technologies Ltd
+27.34%
$831.06M
$3.03
United States
Financial Services
95
XPOF
Xponential Fitness Inc
+27.26%
$256.99M
$5.19
United States
Consumer Cyclical
96
SITM
SiTime
+27.02%
$18.42B
$614.83
United States
Technology
97
RANI
Rani Therapeutics Holdings,...
+26.79%
$123.66M
$0.8800
United States
Healthcare
98
SLP
Simulations Plus Inc
+26.76%
$372.14M
$18.40
United States
Healthcare
99
JKS
Jinkosolar Hold
+26.28%
$833.73M
$15.92
China
Technology
100
SPOT
Spotify Tech
+26.19%
$109.72B
$533.72
Sweden
Communication Services
Top gain on this page +581.59% DJT
Rows on this page 100 ranks 1–100
Page 1 of 34
Period October 2021 closed

Best performing large-cap stocks in October 2021

FI Fiserv, Inc. +421.11% $73.77B
NET Cloudflare, Inc. +69.35% $104.38B
BE Bloom Energy Corporation +69.25% $59.33B
IONQ IonQ, Inc. +63.48% $18.17B
RBC RBC Bearings Incorporated +55.09% $16.01B

October 2021 Stock Market Momentum

This page answers a current-month trend question with data: which US-listed stocks have shown the strongest price gains so far in October 2021. The ranking is based on observed market performance, not analyst ratings, price targets, or investment recommendations.

Use the list to research momentum, market breadth, sector strength, and catalysts behind large moves. Before acting on any stock, review the company's news, SEC filings, liquidity, volatility, and your own risk constraints.

Looking for a specific Symbol?
#1 DJT leads with +582% October 2021

Among the 3,341 NYSE, Nasdaq and NYSE American stocks currently eligible for this ranking, DJT (Trump Media & Technology) has the highest gain in October 2021 with +582%. Following are FI (+421%) and BKKT (+322%). Top performing sectors: Communication Services (+146% avg, 1 in top 10), Technology (+65% avg, 3 in top 10), Industrials (+49% avg, 1 in top 10).

MARKET LEADERS
52-WEEK LEADER
SNDK +3312%
SanDisk Corp
2021 YTD LEADER
LWLG +1418%
Lightwave Logic Inc
OCT 2021 LEADER
DJT +582%
Trump Media & Technology
52-Week Top 5 Full List →
1 SNDK +3311.9% 2 MGRT +2754.7% 3 AXTI +2390.8% 4 ERAS +1008.8% 5 NUAI +899.0%
2021 YTD Top 5 Full List →
1 LWLG +1418.4% 2 AEHR +899.2% 3 EP +814.5% 4 GME +760.2% 5 PECO +536.2%
October 2021 Top 5 Full List →
1 DJT +581.6% 2 FI +421.1% 3 BKKT +322.2% 4 LTBR +107.6% 5 XENE +99.7%
Quick Access: 52-Week 2021 YTD Oct 2021 Market Cap Dividends

This ranking shows the top performing stocks and biggest stock gainers during October 2021, calculated from the first to the last trading day of the month. It shows which stocks are going up this month, with split-adjusted data used for consistent performance calculations.

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.

† Return measured from the start of the stock's current trading history (a recent listing or relisting), not from the start of the month.
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.

Frequently Asked Questions

Q Which stock has gained the most in October 2021?
A

DJT (Trump Media & Technology) has the highest monthly gain in this ranking for October 2021, with a gain of 582%. Top performers this month include DJT, FI, BKKT.

Q What stocks gained the most in October 2021?
A

The biggest gainers in October 2021 were: DJT (+582%), FI (+421%), BKKT (+322%), LTBR (+108%), XENE (+100%). These monthly rankings show which stocks had the strongest short-term momentum.

Q Does this page recommend the best stocks to buy now?
A

No. This page is an informational ranking of stocks that have already gone up during October 2021. It does not make buy, sell, or hold recommendations and should be used as a research starting point, not financial advice.

Q How can this ranking help explain current stock market trends?
A

The ranking shows where price strength is concentrated during October 2021. Comparing the top gainers by sector, market cap, and recent catalysts can help identify momentum themes and market rotation without implying that any listed stock is a recommendation.

Q Which companies does this ranking include?
A

3,341 companies with a market capitalization above $100 million traded on NYSE, Nasdaq and NYSE American, each with at least one trading day inside October 2021. One close inside the month is enough to qualify, so a company that listed during the month is ranked on the part of it that it traded.

Q Which sectors performed best in October 2021?
A

The top performing sectors in October 2021 included Communication Services, Technology, Industrials, based on the stocks with highest monthly gains. DJT led the Communication Services sector.

Q How is monthly stock performance calculated?
A

Monthly stock performance is calculated by comparing the closing price on the last trading day of the month to the opening price on the first trading day. Split-adjusted prices ensure accuracy.

Q Where can I find today's top stock gainers and most active stocks?
A

This page ranks stocks by their full-month performance in October 2021. For today's top stock gainers, real-time stock movers, and the most active stocks right now, visit our Momentum Scanner, which tracks live intraday activity across US-listed symbols.

Understanding Monthly Stock Performance

Monthly performance rankings reveal short-term momentum patterns and help identify stocks experiencing rapid price movements:

  • Momentum Research: Stocks showing strong monthly performance can help identify where market attention and price strength are concentrated.
  • Sector Rotation: Monthly rankings can reveal which sectors are gaining favor with investors and where market leadership is shifting.
  • Event-Driven Moves: Earnings releases, product launches, and regulatory approvals often create significant monthly price movements.

Using Monthly Data Effectively

  • Combine Timeframes: Compare monthly gainers with 52-week and YTD performance to identify stocks with both short and long-term momentum.
  • Research the Catalyst: Investigate why top monthly performers moved significantly. The reason for the move matters as much as the percentage gain.
  • Watch for Reversals: Extreme monthly gains sometimes precede corrections, so treat the ranking as a research starting point rather than a buy list.

Evaluate Your Positions

Researching one of this month's top movers? Use our Stock Return Calculator to review historical performance, or the Position Size Calculator to model position sizing and risk before making your own decision.