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#1 PIII leads with +316% May 2026

PIII (P3 Health Partners Inc.) is the best performing stock in May 2026. Following are MNTS (+269%) and REPL (+248%). Top performing sectors: Consumer Defensive (+152% avg), Communication Services (+122% avg), Healthcare (+118% avg, 4 in top 10).

Top Stock Gainers May 2026 - Monthly Performance Ranked

Track the top performing stocks of May 2026 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.
2026

This ranking shows the top performing stocks and biggest stock gainers during May 2026, 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.

May 2026 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 May 2026. 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 May 30, 2026 at 2:21 PM EDT

Rank
Symbol
Company Name
May Gain
Market Cap
Price
Country
Sector
1
315.7%
2.48 B
$ 12.18
United States
Healthcare
2
268.71%
177.73 M
$ 16.85
United States
Industrials
3
247.6%
717.56 M
$ 8.69
United States
Healthcare
4
242.65%
1.25 B
$ 6.99
United States
Consumer Cyclical
5
211.97%
1.54 B
$ 92.28
United States
Healthcare
6
192.09%
1.29 B
$ 5.17
United States
Technology
7
178.41%
108.47 M
$ 0.73
United States
Healthcare
8
173.6%
128.75 M
$ 3.42
United States
Technology
9
163.06%
4.89 B
$ 24.57
United States
Industrials
10
155.13%
111.63 M
$ 7.96
United States
Technology
11
152.45%
151.40 M
$ 1.78
United States
Consumer Defensive
12
138.59%
1.06 B
$ 8.78
United States
Technology
13
138.48%
3.43 B
$ 104.98
United States
Technology
14
137.84%
320.68 M
$ 8.8
South Korea
Technology
15
137.08%
835.72 M
$ 9.08
United States
Communication Services
16
133.21%
645.51 M
$ 6.18
United States
Industrials
17
123.96%
1.52 B
$ 31.78
United States
Technology
18
119.25%
187.37 M
$ 11.05
United States
Healthcare
19
115.61%
112.00 M
$ 4.42
United States
Technology
20
111.95%
279.98 M
$ 3.37
United States
Technology
21
108.09%
1.67 B
$ 125.31
United States
Technology
22
107.91%
125.82 M
$ 1.63
United States
Communication Services
23
107.71%
706.21 M
$ 7.81
United States
Utilities
24
105.05%
2.95 B
$ 10.56
United States
Industrials
25
101.95%
9.01 B
$ 68.36
United States
Technology
26
100.99%
121.17 M
$ 4.06
Hong Kong
Consumer Cyclical
27
100.27%
273.41 B
$ 420.91
United States
Technology
28
97.87%
119.10 M
$ 7.44
United States
Technology
29
97.23%
1.19 B
$ 11.4
United States
Healthcare
30
95.61%
104.77 M
$ 6.24
United Kingdom
Technology
31
92.86%
391.43 M
$ 2.7
United States
Healthcare
32
90.41%
326.96 M
$ 14.7
United States
Technology
33
88.84%
1.73 B
$ 9.31
United States
Healthcare
34
87.74%
224.99 M
$ 3.98
United States
Technology
35
86.2%
2.94 B
$ 49.53
United States
Industrials
36
86.07%
496.92 M
$ 8.28
United States
Technology
37
86.02%
224.46 M
$ 3.46
United States
Healthcare
38
86.01%
1.14 B
$ 4.52
United States
Financial Services
39
85.62%
331.03 M
$ 2.84
United States
Healthcare
40
85.55%
1.90 B
$ 6.29
Canada
Industrials
41
83.82%
3.43 B
$ 5.68
United States
Technology
42
82.06%
83.06 B
$ 143.48
United States
Industrials
43
81.49%
162.42 M
$ 9.02
United States
Technology
44
81.26%
450.30 M
$ 18.18
United States
Technology
45
81.24%
88.57 B
$ 255.55
United States
Technology
46
79.65%
1.28 B
$ 75.83
United States
Technology
47
79.08%
1.10 T
$ 971
United States
Technology
48
78.71%
2.93 B
$ 55.83
United States
Technology
49
78.62%
1.15 B
$ 29.74
United States
Technology
50
78.36%
221.11 M
$ 4.78
United States
Technology
51
77.93%
4.64 B
$ 76.35
Israel
Technology
52
77.72%
715.52 M
$ 24.01
United States
Technology
53
77.55%
5.01 B
$ 95.29
United States
Industrials
54
76.01%
88.05 B
$ 247.35
United States
Technology
55
75.96%
7.08 B
$ 52.05
United States
Technology
56
74.43%
1.30 B
$ 12.14
United States
Technology
57
74.1%
2.93 B
$ 46.05
United States
Technology
58
73.07%
2.64 B
$ 12.79
Australia
Technology
59
72.56%
334.63 M
$ 4.59
United States
Technology
60
71.09%
420.18 M
$ 19.59
China
Industrials
61
71.08%
7.03 B
$ 43.83
United States
Industrials
62
71%
1.78 B
$ 28.18
United States
Technology
63
70.14%
27.72 B
$ 46.09
United States
Technology
64
69.96%
55.66 B
$ 22.18
Taiwan
Technology
65
69.91%
193.50 M
$ 69.56
United States
Consumer Cyclical
66
69.16%
58.77 B
$ 342.85
United States
Technology
67
69.08%
107.46 M
$ 0.6425
United States
Utilities
68
68.13%
2.12 B
$ 12.29
Canada
Technology
69
67.36%
681.36 M
$ 4.82
Canada
Technology
70
67.29%
377.34 B
$ 353.29
United Kingdom
Technology
71
67.1%
3.59 B
$ 20.57
Taiwan
Technology
72
66.05%
5.27 B
$ 9
Canada
Technology
73
65.98%
5.98 B
$ 86.56
United States
Technology
74
64.58%
111.63 M
$ 11.29
United States
Technology
75
64.43%
55.24 B
$ 150.78
United States
Technology
76
62.86%
270.21 M
$ 2.28
China
Financial Services
77
62.75%
120.32 M
$ 4.98
United States
Healthcare
78
62.73%
1.15 B
$ 21.66
United States
Industrials
79
62.67%
21.43 B
$ 123.27
United States
Technology
80
62.19%
5.50 B
$ 61.86
United States
Healthcare
81
62.16%
14.06 B
$ 124.83
United States
Financial Services
82
62.05%
379.54 M
$ 5.38
United States
Healthcare
83
61.97%
382.53 M
$ 4.6
United States
Technology
84
61.61%
26.42 B
$ 860.84
United States
Industrials
85
61.26%
2.87 B
$ 59.28
United States
Technology
86
60.62%
164.24 M
$ 9.83
United States
Healthcare
87
60.45%
641.69 M
$ 47.22
United States
Technology
88
60.43%
186.07 B
$ 731
United States
Technology
89
60.07%
8.96 B
$ 58.89
United States
Healthcare
90
59.98%
44.02 B
$ 113.41
United States
Technology
91
59.89%
101.08 B
$ 137.97
United States
Technology
92
59.81%
653.82 M
$ 8.23
United States
Financial Services
93
59.33%
1.44 B
$ 9.99
United States
Financial Services
94
59.31%
9.63 B
$ 79.48
United States
Technology
95
58.82%
289.52 M
$ 5.4
United States
Healthcare
96
57.63%
2.24 B
$ 12.39
United States
Industrials
97
57.5%
4.87 B
$ 9.34
United Kingdom
Consumer Cyclical
98
57.5%
320.38 M
$ 8.82
United States
Industrials
99
56.01%
10.68 B
$ 18.83
United States
Technology
100
56%
26.90 B
$ 72.07
United States
Technology
For the most accurate results, consider cross-referencing our data with other sources.

Frequently Asked Questions

Q Which stock has gained the most in May 2026?
A

PIII (P3 Health Partners Inc.) has the highest monthly gain in this ranking for May 2026, with a gain of 316%. Top performers this month include PIII, MNTS, REPL.

Q What stocks gained the most in May 2026?
A

The biggest gainers in May 2026 were: PIII (+316%), MNTS (+269%), REPL (+248%), HYLN (+243%), AGL (+212%). 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 May 2026. 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 May 2026. 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 May 2026?
A

The top performing sectors in May 2026 included Healthcare, Industrials, Consumer Cyclical, 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 May 2026. 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.