STOCK TITAN
MARKET LEADERS
#1 PIII leads with +3,877% December 2021

PIII (P3 Health Partners Inc.) is the best performing stock in December 2021. Following are COEP (+711%) and EVTL (+577%). Top performing sectors: Healthcare (+183% avg, 5 in top 10), Industrials (+94% avg, 2 in top 10), Financial Services (+58% avg, 2 in top 10).

Top Stock Gainers December 2021 - Monthly Performance Ranked

Track the top performing stocks of December 2021 ranked by monthly price gain. See which stock gainers delivered the highest gains this month, with market caps over $100 million on Nasdaq and NYSE.
2021

This ranking shows the top performing stocks and biggest stock gainers during December 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.

December 2021 Stock Market Momentum

This page answers a current-month trend question with data: which NYSE and NASDAQ stocks have shown the strongest price gains so far in December 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?

Data as of June 20, 2026 at 8:38 AM EDT

Rank
Symbol
Company Name
Dec Gain
Market Cap
Price
Country
Sector
1
3877.4%
2.18 B
$ 10.75
United States
Healthcare
2
710.81%
102.06 M
$ 16.4
United States
Healthcare
3
577.06%
273.76 M
$ 2.15
United Kingdom
Industrials
4
134.36%
316.28 M
$ 16.95
United States
Industrials
5
117.7%
499.18 M
$ 37.23
United States
Financial Services
6
107.53%
243.66 M
$ 4.15
United States
Healthcare
7
85.53%
393.99 M
$ 4.9
Brazil
Consumer Defensive
8
85.06%
144.11 M
$ 52.36
United States
Healthcare
9
69.62%
389.82 M
$ 10.39
United States
Financial Services
10
68.2%
348.50 M
$ 4.94
United States
Healthcare
11
66.41%
151.86 M
$ 23.5
United States
Healthcare
12
63.77%
819.78 M
$ 22.66
United States
Energy
13
63.58%
487.30 M
$ 7.57
United States
Industrials
14
59.74%
3.16 B
$ 18.11
Taiwan
Technology
15
59.69%
160.08 M
$ 15.83
United States
Technology
16
58.54%
525.91 M
$ 5.26
United States
Healthcare
17
57.22%
3.63 B
$ 115.3
United States
Technology
18
53.96%
209.51 M
$ 4.19
France
Healthcare
19
53.5%
211.34 M
$ 9.74
United States
Financial Services
20
52.73%
9.04 B
$ 106.4
United Kingdom
Healthcare
21
51.08%
1.03 B
$ 7.26
United States
Consumer Cyclical
22
50.26%
1.20 B
$ 6.95
United States
Healthcare
23
48.23%
254.72 M
$ 5.72
Canada
Technology
24
47.93%
124.93 M
$ 1.86
United States
Healthcare
25
47.8%
192.83 M
$ 6.15
United States
Healthcare
26
43.78%
1.14 B
$ 27.1
Israel
Technology
27
43.73%
1.68 B
$ 19
United States
Healthcare
28
43.44%
625.81 M
$ 3.63
United States
Consumer Defensive
29
42.32%
206.29 M
$ 9.28
United States
Communication Services
30
41.34%
143.29 M
$ 3.82
Switzerland
Healthcare
31
40.57%
1.98 B
$ 33.63
United States
Technology
32
39.99%
448.68 M
$ 10.15
United States
Healthcare
33
39.86%
309.68 M
$ 6.08
United States
Financial Services
34
39.68%
1.42 B
$ 13.06
United States
Industrials
35
39.02%
3.73 B
$ 10.87
United States
Financial Services
36
38.35%
602.78 M
$ 49.62
United States
Consumer Cyclical
37
38.24%
104.44 M
$ 2.88
United States
Consumer Cyclical
38
37.38%
10.82 B
$ 58.8
Brazil
Industrials
39
36.91%
10.91 B
$ 321.66
Hong Kong
Technology
40
36.76%
5.94 B
$ 12.01
Hong Kong
Healthcare
41
36.19%
449.65 M
$ 4.91
United States
Technology
42
36.09%
15.67 B
$ 59.37
United States
Basic Materials
43
36%
2.36 B
$ 185.77
United States
Basic Materials
44
34.78%
447.95 M
$ 57.56
United States
Industrials
45
34.43%
1.05 B
$ 11.32
United States
Healthcare
46
34.15%
3.28 B
$ 26.21
United States
Healthcare
47
33.83%
549.69 M
$ 40.45
United States
Technology
48
33.7%
1.49 B
$ 8.95
Switzerland
Basic Materials
49
33.33%
105.84 M
$ 11.27
United States
Consumer Defensive
50
33.15%
28.32 B
$ 276.11
United States
Industrials
51
32.86%
237.80 M
$ 8.9999
China
Communication Services
52
32.86%
560.30 M
$ 35.44
United States
Basic Materials
53
32.73%
776.96 M
$ 12.44
United States
Healthcare
54
32.45%
1.10 B
$ 9.46
United States
Consumer Defensive
55
32.43%
1.31 B
$ 9.65
United States
Healthcare
56
32.35%
955.47 M
$ 80.15
United States
Industrials
57
31.68%
705.91 M
$ 6.73
United States
Healthcare
58
31.49%
330.71 M
$ 7
United States
Technology
59
31.36%
161.90 M
$ 30.51
United States
Basic Materials
60
29.1%
951.26 M
$ 15.15
United States
Technology
61
28.83%
622.21 M
$ 1.62
Canada
Basic Materials
62
28.73%
1.51 B
$ 9.83
Canada
Energy
63
28.67%
5.12 B
$ 51.71
United States
Basic Materials
64
28.63%
2.12 B
$ 16.46
Canada
Healthcare
65
28.49%
854.75 M
$ 16.58
United States
Healthcare
66
28.36%
280.26 M
$ 14.89
United States
Real Estate
67
28.35%
60.62 B
$ 428.22
United States
Technology
68
28.08%
772.18 M
$ 131.78
United States
Consumer Cyclical
69
28.03%
216.11 M
$ 28.27
United States
Consumer Cyclical
70
28.03%
207.80 M
$ 5.54
United States
Healthcare
71
27.95%
452.96 M
$ 4.51
United States
Communication Services
72
27.78%
867.20 M
$ 14.22
United States
Healthcare
73
27.42%
3.03 B
$ 23.52
United States
Energy
74
27.41%
415.72 M
$ 11.95
United States
Communication Services
75
27.35%
217.54 M
$ 0.999
United States
Healthcare
76
27.31%
270.76 M
$ 18.6
United States
Technology
77
27.25%
553.60 M
$ 19.82
United States
Technology
78
27.18%
7.45 B
$ 106.81
United States
Financial Services
79
27.04%
1.21 B
$ 28.25
United States
Industrials
80
26.95%
5.28 B
$ 69.8
Netherlands
Healthcare
81
26.93%
293.39 M
$ 6
United States
Industrials
82
26.46%
2.55 B
$ 50.89
United States
Energy
83
26.36%
246.54 M
$ 3.7
United States
Healthcare
84
26.15%
6.22 B
$ 45.06
United States
Consumer Defensive
85
26.09%
1.90 B
$ 14.55
United States
Healthcare
86
25.54%
5.10 B
$ 36.43
United States
Consumer Defensive
87
25.38%
1.83 B
$ 48.7
Singapore
Consumer Cyclical
88
25.13%
2.04 B
$ 13.57
United States
Healthcare
89
25.02%
1.46 B
$ 47.32
Singapore
Technology
90
24.99%
8.13 B
$ 68.55
United States
Healthcare
91
24.97%
528.38 M
$ 30.18
United States
Industrials
92
24.79%
10.20 B
$ 77.04
United States
Technology
93
24.61%
1.07 B
$ 1.42
United States
Healthcare
94
24.22%
1.75 B
$ 13.05
United States
Technology
95
24.19%
713.13 M
$ 20.16
United States
Communication Services
96
24.07%
4.62 B
$ 30.13
Mexico
Basic Materials
97
23.76%
3.02 B
$ 12.9
United States
Real Estate
98
23.76%
605.69 M
$ 38.16
United States
Consumer Cyclical
99
23.69%
66.13 B
$ 850
United States
Technology
100
23.64%
7.90 B
$ 125.15
United States
Real Estate
For the most accurate results, consider cross-referencing our data with other sources.

Frequently Asked Questions

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

PIII (P3 Health Partners Inc.) has the highest monthly gain in this ranking for December 2021, with a gain of 3,877%. Top performers this month include PIII, COEP, EVTL.

Q What stocks gained the most in December 2021?
A

The biggest gainers in December 2021 were: PIII (+3,877%), COEP (+711%), EVTL (+577%), ESOA (+134%), OBT (+118%). 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 December 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 December 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 sectors performed best in December 2021?
A

The top performing sectors in December 2021 included Healthcare, Industrials, Financial Services, based on the stocks with highest monthly gains. PIII led the Healthcare 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 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 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 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.