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Top Stock Gainers May 2021 - Monthly Performance Ranked

Discover the best stocks of May 2021 ranked by monthly performance. Find out which public companies delivered the highest returns this month, with market caps over $100 million on Nasdaq and NYSE.
2021

This ranking shows the best performing stocks during May 2021, calculated from the first to the last trading day of the month. Using split-adjusted data ensures accurate performance calculations.

Monthly performance rankings help identify short-term momentum and sector rotation patterns that may not be visible in longer timeframes. These rapid movers often present opportunities for traders and momentum investors.

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Data as of March 26, 2026 at 7:42 PM EDT

Rank
Symbol
Company Name
May Gain
Market Cap
Price
Country
Sector
1601
-3.71%
8.51 B
$ 11.76
South Africa
Basic Materials
1602
-3.72%
39.01 B
$ 530.99
United States
Financial Services
1603
-3.74%
5.19 B
$ 151.32
United States
Technology
1604
-3.75%
51.29 B
$ 151.51
United States
Utilities
1605
-3.76%
13.59 B
$ 44.73
United States
Real Estate
1606
-3.76%
825.05 M
$ 17.96
United States
Industrials
1607
-3.76%
3.66 B
$ 89.86
Bermuda
Consumer Cyclical
1608
-3.79%
34.31 B
$ 29.46
Israel
Healthcare
1609
-3.81%
187.07 M
$ 4.62
United States
Financial Services
1610
-3.82%
412.47 M
$ 14.27
Canada
Energy
1611
-3.84%
13.44 B
$ 204.52
United States
Financial Services
1612
-3.85%
32.54 B
$ 67.22
United States
Energy
1613
-3.87%
3.21 B
$ 23.22
United States
Financial Services
1614
-3.88%
11.18 B
$ 69.86
United States
Technology
1615
-3.89%
13.08 B
$ 323.93
Bermuda
Financial Services
1616
-3.89%
315.70 M
$ 13.37
United States
Real Estate
1617
-3.91%
1.96 B
$ 109.71
United States
Technology
1618
-3.93%
154.33 M
$ 2.74
United States
Real Estate
1619
-4.01%
4.74 B
$ 39.44
United States
Industrials
1620
-4.01%
6.40 B
$ 37.66
Bermuda
Technology
1621
-4.01%
312.24 M
$ 12.51
1622
-4.03%
6.07 B
$ 437.48
United States
Industrials
1623
-4.07%
2.14 B
$ 51.84
Bermuda
Financial Services
1624
-4.1%
7.61 B
$ 138.56
United States
Utilities
1625
-4.1%
5.64 B
$ 26.01
United States
Financial Services
1626
-4.11%
3.26 B
$ 8.16
United States
Financial Services
1627
-4.11%
350.55 M
$ 21.24
United States
Consumer Cyclical
1628
-4.12%
203.81 M
$ 0.8265
United States
Technology
1629
-4.12%
2.49 B
$ 5.85
United States
Consumer Cyclical
1630
-4.17%
841.43 M
$ 8.63
United States
Industrials
1631
-4.17%
36.69 B
$ 112.72
United States
Utilities
1632
-4.18%
1.28 B
$ 19.57
United Kingdom
Energy
1633
-4.21%
22.71 B
$ 118.18
United States
Consumer Cyclical
1634
-4.26%
2.18 B
$ 69.72
United States
Industrials
1635
-4.31%
5.12 B
$ 164.3
United States
Industrials
1636
-4.32%
3.05 B
$ 47.21
United States
Energy
1637
-4.32%
107.14 M
$ 2.94
South Korea
Technology
1638
-4.36%
211.06 M
$ 1.51
China
Consumer Cyclical
1639
-4.39%
3.04 B
$ 86.76
United States
Healthcare
1640
-4.39%
2.68 B
$ 74.65
United States
Basic Materials
1641
-4.4%
292.36 M
$ 10.93
United States
Financial Services
1642
-4.41%
3.29 B
$ 63.01
United States
Industrials
1643
-4.44%
57.34 B
$ 158.27
United States
Healthcare
1644
-4.44%
10.10 B
$ 88.53
Canada
Industrials
1645
-4.45%
30.04 B
$ 181.55
United States
Utilities
1646
-4.51%
2.15 B
$ 12.37
United States
Basic Materials
1647
-4.52%
6.26 B
$ 75.16
United States
Consumer Cyclical
1648
-4.53%
3.23 B
$ 15.21
United States
Energy
1649
-4.54%
6.41 B
$ 84.87
United States
Consumer Cyclical
1650
-4.54%
189.93 B
$ 91.16
United States
Utilities
1651
-4.55%
1.25 B
$ 46.94
United States
Technology
1652
-4.58%
4.13 B
$ 326.86
United States
Consumer Cyclical
1653
-4.59%
984.18 M
$ 22.72
United States
Industrials
1654
-4.62%
18.31 B
$ 6552.2
United States
Consumer Cyclical
1655
-4.62%
2.06 B
$ 17.05
Monaco
Industrials
1656
-4.62%
7.78 B
$ 101.04
Bermuda
Financial Services
1657
-4.63%
20.62 B
$ 92.48
United States
Consumer Defensive
1658
-4.63%
826.39 M
$ 21.67
United States
Energy
1659
-4.64%
2.89 B
$ 9.1
United States
Financial Services
1660
-4.64%
5.24 B
$ 68.85
United States
Utilities
1661
-4.64%
6.49 B
$ 68.21
United States
Financial Services
1662
-4.67%
6.30 B
$ 101.95
United States
Consumer Cyclical
1663
-4.69%
55.94 B
$ 3386.14
United States
Consumer Cyclical
1664
-4.73%
13.94 B
$ 147.57
United States
Consumer Cyclical
1665
-4.75%
102.21 M
$ 2.74
United States
Real Estate
1666
-4.76%
942.54 M
$ 52.41
United States
Utilities
1667
-4.76%
306.14 M
$ 4.87
United States
Financial Services
1668
-4.79%
8.10 B
$ 149.4
United States
Industrials
1669
-4.81%
1.38 B
$ 57.87
United States
Financial Services
1670
-4.81%
3.24 B
$ 20.03
United States
Communication Services
1671
-4.82%
3.37 B
$ 72.36
United States
Industrials
1672
-4.85%
256.11 M
$ 8.38
United States
Technology
1673
-4.89%
8.85 B
$ 477.36
United States
Consumer Cyclical
1674
-4.89%
4.72 B
$ 36.82
United States
Financial Services
1675
-4.91%
144.07 M
$ 3.96
Greece
Energy
1676
-4.91%
2.58 B
$ 16.99
Singapore
Industrials
1677
-4.96%
448.68 B
$ 502.76
United States
Financial Services
1678
-4.97%
3.23 B
$ 11.31
United States
Real Estate
1679
-5%
57.98 B
$ 34.59
Canada
Financial Services
1680
-5.01%
9.92 B
$ 207.24
United States
Industrials
1681
-5.01%
10.90 B
$ 41.47
United States
Industrials
1682
-5.02%
1.78 B
$ 30.37
United States
Financial Services
1683
-5.03%
1.51 B
$ 10.92
United States
Real Estate
1684
-5.03%
5.93 B
$ 51.25
United States
Utilities
1685
-5.04%
1.13 B
$ 11.97
United States
Industrials
1686
-5.09%
1.63 B
$ 65.77
United States
Consumer Defensive
1687
-5.09%
4.87 B
$ 6.27
Canada
Utilities
1688
-5.1%
1.15 B
$ 37.08
United States
Healthcare
1689
-5.11%
8.81 B
$ 17.12
United States
Healthcare
1690
-5.13%
28.97 B
$ 625.37
United States
Technology
1691
-5.16%
1.19 B
$ 2.38
United States
Communication Services
1692
-5.16%
305.82 M
$ 15.49
United States
Real Estate
1693
-5.19%
2.19 B
$ 65.31
United States
Consumer Cyclical
1694
-5.19%
9.75 B
$ 148.11
United States
Consumer Cyclical
1695
-5.2%
1.07 B
$ 10.97
Canada
Consumer Cyclical
1696
-5.21%
4.15 B
$ 69.65
United States
Consumer Defensive
1697
-5.23%
76.06 B
$ 268.54
United States
Basic Materials
1698
-5.23%
1.78 B
$ 36.99
United States
Industrials
1699
-5.24%
2.95 B
$ 123.44
United States
Utilities
1700
-5.25%
1.27 B
$ 24.75
United States
Financial Services
For the most accurate results, consider cross-referencing our data with other sources.