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MARKET LEADERS
52-WEEK LEADER
BW +5415%
Babcock & Wilcox Enter..
2025 YTD LEADER
RGC +9999%
Regencell Bioscience H..
DEC 2025 LEADER
AFJK +602%
Aimei Health Technolog..
📈 52-Week Top 5 Full List →
1 BW +5414.7% 2 BE +1135.7% 3 PL +1135.0% 4 WOLF +974.5% 5 AMPX +793.9%
📅 2025 YTD Top 5 Full List →
1 RGC +9999.0% 2 AXTI +3634.3% 3 HYMC +1686.0% 4 ABVX +1580.0% 5 RLMD +1455.2%
🗓 December 2025 Top 5 Full List →
1 AFJK +601.9% 2 SIDU +395.0% 3 CAPR +334.0% 4 VELO +178.4% 5 GLSI +155.0%
Quick Access: 52-Week 2025 YTD Dec 2025 Market Cap Dividends
#1 AFJK leads with +602% December 2025

AFJK (Aimei Health Technology Co., Ltd) is the best performing stock in December 2025. Following are SIDU (+395%) and CAPR (+334%). Top performing sectors: Financial Services (+138% avg, 2 in top 10), Industrials (+83% avg, 2 in top 10), Healthcare (+68% avg, 5 in top 10).

Top Stock Gainers December 2025 - Monthly Performance Ranked

Discover the best stocks of December 2025 ranked by monthly performance. Find which stock gainers delivered the highest gains this month, with market caps over $100 million on Nasdaq and NYSE.
2025
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

This ranking shows the top performing stocks and biggest stock gainers during December 2025, calculated from the first to the last trading day of the month. See which stocks posted the highest gains this month. Using split-adjusted data ensures accurate performance calculations.

Monthly performance rankings reveal sustained momentum and sector rotation patterns not visible in shorter timeframes. These rapid movers often present opportunities for traders and momentum investors.

Looking for a specific Symbol?

Data as of April 17, 2026 at 3:23 PM EDT

Rank
Symbol
Company Name
Dec Gain
Market Cap
Price
Country
Sector
1
AFJK
Aimei Health Technology Co....
601.86%
313.43 M
$ 51.2
United States
Financial Services
2
SIDU
Sidus Space, Inc.
394.96%
324.62 M
$ 4.88
United States
Industrials
3
CAPR
Capricor Therapeutics, Inc.
333.98%
2.03 B
$ 35.04
United States
Healthcare
4
VELO
Velo3D, Inc.
178.42%
295.99 M
$ 11.29
United States
Technology
5
GLSI
Greenwich LifeSciences, Inc.
154.98%
358.97 M
$ 25.91
United States
Healthcare
6
SLS
SELLAS Life Sciences Group,...
151.33%
881.75 M
$ 4.91
United States
Healthcare
7
TROO
TROOPS, Inc.
144.27%
297.42 M
$ 2.35
Hong Kong
Financial Services
8
WVE
Wave Life Sciences Ltd.
129.42%
1.43 B
$ 7.59
Singapore
Healthcare
9
CLYM
Climb Bio, Inc.
123.46%
589.80 M
$ 8.65
United States
Healthcare
10
AP
Ampco-Pittsburgh Corporation
114.92%
180.70 M
$ 8.89
United States
Industrials
11
HYMC
Hycroft Mining Holding Corp...
101.27%
3.67 B
$ 40.33
United States
Basic Materials
12
GPCR
Structure Therapeutics Inc.
101.19%
3.84 B
$ 54.25
United States
Healthcare
13
ISSC
Innovative Aerosystems, Inc.
99.16%
418.15 M
$ 23.52
United States
Industrials
14
FEIM
Frequency Electronics, Inc.
92.97%
558.92 M
$ 56.79
United States
Technology
15
CV
CapsoVision, Inc.
91.58%
297.53 M
$ 5.97
United States
Healthcare
16
SOC
Sable Offshore Corp.
88.31%
1.90 B
$ 12.93
United States
Energy
17
PRLD
Prelude Therapeutics Incorp...
87.1%
347.02 M
$ 5.52
United States
Healthcare
18
KDK
Kodiak AI, Inc.
84.15%
1.62 B
$ 8.93
United States
Technology
19
IPSC
Century Therapeutics, Inc.
83.44%
465.48 M
$ 2.59
United States
Healthcare
20
EQ
Equillium, Inc.
80.23%
129.61 M
$ 2.05
United States
Healthcare
21
EB
Eventbrite Inc
79.44%
452.96 M
$ 4.51
United States
Communication Services
22
OPTX
Syntec Optics Holdings, Inc.
78.75%
402.87 M
$ 10.89
United States
Technology
23
OMER
Omeros Corporation
77.43%
881.95 M
$ 12.25
United States
Healthcare
24
RGC
Regencell Bioscience Holdin...
75.73%
14.74 B
$ 29.81
Hong Kong
Healthcare
25
VNDA
Vanda Pharmaceuticals Inc.
75.7%
429.72 M
$ 7.27
United States
Healthcare
26
DBI
Designer Brands Inc.
75.65%
370.16 M
$ 7.3
United States
Consumer Cyclical
27
LUNR
Intuitive Machines, Inc.
75.27%
3.81 B
$ 23.88
United States
Industrials
28
RKLB
Rocket Lab Corporation
72.8%
42.38 B
$ 73.6
United States
Industrials
29
GOAI
Eva Live, Inc.
72.41%
127.20 M
$ 4.04
United States
Technology
30
ELVA
Electrovaya Inc.
71.74%
466.68 M
$ 9.45
Canada
Industrials
31
SNCR
Synchronoss Technologies, Inc.
70.52%
103.56 M
$ 9
United States
Technology
32
VOR
Vor Biopharma Inc.
70.31%
762.02 M
$ 15.6
United States
Healthcare
33
VTVT
vTv Therapeutics Inc.
70.17%
148.57 M
$ 37.72
United States
Healthcare
34
PL
Planet Labs PBC
68.55%
11.91 B
$ 34.41
United States
Industrials
35
CMTL
Comtech Telecommunications ...
67.94%
111.50 M
$ 3.75
United States
Technology
36
RENT
Rent the Runway, Inc.
62.42%
176.79 M
$ 5.27
United States
Consumer Cyclical
37
DBRG
DigitalBridge Group, Inc.
60.8%
3.05 B
$ 15.59
United States
Financial Services
38
PRAX
Praxis Precision Medicines,...
59.7%
9.47 B
$ 339.93
United States
Healthcare
39
ASYS
Amtech Systems, Inc.
59.47%
229.06 M
$ 15.9
United States
Technology
40
KLRS
Kalaris Therapeutics, Inc.
54.86%
134.59 M
$ 5.87
United States
Healthcare
41
CPAC
Cementos Pacasmayo S.A.A.
53.91%
911.87 M
$ 10.65
Peru
Basic Materials
42
VERA
Vera Therapeutics, Inc.
53.45%
3.12 B
$ 43.45
United States
Healthcare
43
VUZI
Vuzix Corporation
52.42%
217.04 M
$ 2.61
United States
Technology
44
AXTI
AXT, Inc.
51.6%
3.50 B
$ 62.93
United States
Technology
45
STTK
Shattuck Labs, Inc.
51.45%
541.92 M
$ 7.17
United States
Healthcare
46
UMAC
Unusual Machines, Inc.
50.77%
736.88 M
$ 15.42
United States
Technology
47
LPTH
LightPath Technologies, Inc.
50.63%
809.07 M
$ 14.02
United States
Technology
48
FBRX
Forte Biosciences, Inc.
49.84%
612.95 M
$ 31.28
United States
Healthcare
49
TE
T1 Energy Inc.
49.44%
1.49 B
$ 5.34
United States
Industrials
50
SATS
EchoStar Corporation
48.9%
37.96 B
$ 131.39
United States
Communication Services
51
KRRO
Korro Bio, Inc.
48.88%
197.30 M
$ 13.68
United States
Healthcare
52
RDW
Redwire Corporation
48.44%
1.97 B
$ 9.91
United States
Industrials
53
BIOA
BioAge Labs, Inc.
48.15%
753.12 M
$ 16.97
United States
Healthcare
54
DBVT
DBV Technologies S.A.
47.69%
1.26 B
$ 21.25
France
Healthcare
55
AGCC
Agencia Comercial Spirits Ltd
47.21%
299.34 M
$ 15.06
Taiwan
Consumer Defensive
56
QIPT
Quipt Home Medical Corp
47.08%
162.30 M
$ 3.65
United States
Healthcare
57
TERN
Terns Pharmaceuticals, Inc.
46.75%
6.08 B
$ 52.71
United States
Healthcare
58
DHIL
Diamond Hill Investment Gro...
46.08%
465.46 M
$ 172.05
United States
Financial Services
59
FOLD
Amicus Therapeutics, Inc.
45.31%
4.54 B
$ 14.46
United States
Healthcare
60
DDL
Dingdong (Cayman) Limited
44.77%
579.35 M
$ 2.67
China
Consumer Defensive
61
STRO
Sutro Biopharma, Inc.
44.35%
493.21 M
$ 29.77
United States
Healthcare
62
AUTL
Autolus Therapeutics plc
44.2%
396.55 M
$ 1.49
United Kingdom
Healthcare
63
DVAX
Dynavax Technologies Corp
43.6%
1.82 B
$ 15.5
United States
Healthcare
64
PLAB
Photronics, Inc.
42.6%
2.70 B
$ 45.86
United States
Technology
65
MOBBW
Mobilicom Limited
41.85%
585.92 M
$ 1.82
Israel
66
EDAP
EDAP TMS S.A.
41.2%
131.94 M
$ 3.52
France
Healthcare
67
ZURA
Zura Bio Limited
40.86%
539.87 M
$ 5.69
United States
Healthcare
68
ONTF
ON24, Inc.
40.39%
348.25 M
$ 8.1
United States
Technology
69
SRZN
Surrozen, Inc.
40.2%
376.64 M
$ 32.02
United States
Healthcare
70
SRL
Scully Royalty Ltd.
40.16%
108.26 M
$ 7.11
China
Financial Services
71
PNBK
Patriot National Bancorp, Inc.
40%
155.72 M
$ 1.33
United States
Financial Services
72
EVCM
EverCommerce Inc.
40%
2.15 B
$ 12
United States
Technology
73
KYTX
Kyverna Therapeutics, Inc.
39.67%
568.98 M
$ 9.4
United States
Healthcare
74
LYEL
Lyell Immunopharma, Inc.
39.28%
556.15 M
$ 23.84
United States
Healthcare
75
NXDT
NexPoint Diversified Real E...
39.27%
237.54 M
$ 4.73
United States
Real Estate
76
ADEA
Adeia Inc.
39.23%
2.98 B
$ 26.92
United States
Technology
77
TORO
Toro Corp.
38.95%
112.23 M
$ 3.89
Cyprus
Energy
78
FTRE
Fortrea Holdings Inc.
38.67%
939.68 M
$ 10.05
United States
Healthcare
79
CFLT
Confluent, Inc.
38.27%
11.13 B
$ 30.99
United States
Technology
80
ASTS
AST SpaceMobile, Inc.
38.05%
33.20 B
$ 86.91
United States
Technology
81
AARD
Aardvark Therapeutics, Inc.
37.87%
110.83 M
$ 5.08
United States
Healthcare
82
NUTX
Nutex Health Inc.
37.67%
770.84 M
$ 109
United States
Healthcare
83
NRGV
Energy Vault Holdings, Inc.
37.61%
605.41 M
$ 3.5
United States
Utilities
84
CNTX
Context Therapeutics Inc.
37.38%
230.62 M
$ 2.51
United States
Healthcare
85
POET
POET Technologies Inc.
37.31%
1.06 B
$ 6.97
Canada
Technology
86
ALM
Almonty Industries Inc.
37.01%
5.92 B
$ 21
United States
Basic Materials
87
IKT
Inhibikase Therapeutics, Inc.
36.67%
236.34 M
$ 1.79
United States
Healthcare
88
CYBN
Cybin Inc.
36.33%
148.61 M
$ 6.01
Canada
Healthcare
89
AIRJ
AirJoule Technologies Corpo...
36.33%
204.66 M
$ 2.99
United States
Industrials
90
RAIL
FreightCar America, Inc.
35.83%
172.09 M
$ 9.02
United States
Industrials
91
BFLY
Butterfly Network, Inc.
35.71%
1.24 B
$ 4.86
United States
Healthcare
92
TLYS
Tilly's, Inc.
35.37%
157.86 M
$ 5.18
United States
Consumer Cyclical
93
ELVR
Elevra Lithium Limited
35.04%
1.16 B
$ 63.96
Australia
Basic Materials
94
DXYZ
Destiny Tech100 Inc.
34.64%
653.58 M
$ 29.74
United States
Financial Services
95
TENX
Tenax Therapeutics, Inc.
34.4%
240.94 M
$ 14.01
United States
Healthcare
96
PAMT
PAMT CORP
34.07%
191.01 M
$ 9.12
United States
Industrials
97
SHMD
SCHMID Group N.V.
33.23%
323.05 M
$ 5.81
Germany
Industrials
98
FLY
Firefly Aerospace Inc.
33.08%
6.02 B
$ 37.62
United States
Industrials
99
ALMS
Alumis Inc.
32.79%
3.07 B
$ 24.16
United States
Healthcare
100
ALEX
Alexander & Baldwin Inc
32.73%
1.52 B
$ 20.84
United States
Real Estate
For the most accurate results, consider cross-referencing our data with other sources.

Frequently Asked Questions

Q What is the best stock of December 2025?
A

AFJK (Aimei Health Technology Co., Ltd) was the best performing stock in December 2025 with a gain of 602%. Top performers this month include AFJK, SIDU, CAPR.

Q What stocks gained the most in December 2025?
A

The biggest gainers in December 2025 were: AFJK (+602%), SIDU (+395%), CAPR (+334%), VELO (+178%), GLSI (+155%). These monthly rankings show which stocks had the strongest short-term momentum.

Q Which sectors performed best in December 2025?
A

The top performing sectors in December 2025 included Financial Services, Industrials, Healthcare, based on the stocks with highest monthly gains. AFJK led the Financial 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 December 2025. 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 market activity across NYSE and NASDAQ.

Understanding Monthly Stock Performance

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

  • Momentum Trading: Stocks showing strong monthly performance often continue their trend into subsequent months, making this data valuable for momentum-based strategies.
  • Sector Rotation: Monthly rankings can reveal which sectors are gaining favor with investors, signaling potential rotation opportunities.
  • 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 - understanding the cause helps assess sustainability.
  • Watch for Reversals: Extreme monthly gains sometimes precede corrections, so consider risk management when chasing recent performers.

Evaluate Your Positions

Spotted an opportunity among this month's top movers? Use our Stock Return Calculator to backtest historical performance, or the Position Size Calculator to determine the right allocation for your risk tolerance.