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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 25, 2026 at 5:14 AM EDT

Rank
Symbol
Company Name
May Gain
Market Cap
Price
Country
Sector
1801
-7.94%
481.03 M
$ 2.4977
Hong Kong
Consumer Cyclical
1802
-7.94%
1.19 B
$ 11.36
United States
Real Estate
1803
-7.94%
5.67 B
$ 90.07
United States
Real Estate
1804
-8.02%
5.64 B
$ 5.28
Brazil
Energy
1805
-8.03%
143.18 M
$ 11.14
United States
Financial Services
1806
-8.06%
3.21 B
$ 56.67
United States
Consumer Cyclical
1807
-8.06%
2.26 B
$ 31.98
United States
Industrials
1808
-8.08%
8.43 B
$ 116.37
United States
Industrials
1809
-8.09%
9.47 B
$ 53.29
United States
Basic Materials
1810
-8.16%
10.77 B
$ 37.57
United States
Financial Services
1811
-8.22%
2.25 B
$ 6.37
United States
Consumer Cyclical
1812
-8.26%
1.51 B
$ 32.75
United States
Financial Services
1813
-8.27%
37.11 B
$ 74.24
Switzerland
Healthcare
1814
-8.3%
2.42 B
$ 128.78
United States
Consumer Cyclical
1815
-8.31%
1.27 B
$ 34.75
United States
Consumer Cyclical
1816
-8.33%
566.90 M
$ 31.67
United States
Industrials
1817
-8.34%
634.83 M
$ 13.65
United States
Healthcare
1818
-8.35%
388.15 M
$ 7.85
United States
Real Estate
1819
-8.36%
635.87 M
$ 17.04
Mexico
Consumer Cyclical
1820
-8.45%
2.75 B
$ 36.11
United States
Industrials
1821
-8.51%
54.19 B
$ 80.58
United States
Basic Materials
1822
-8.59%
65.96 B
$ 300.97
United States
Consumer Cyclical
1823
-8.65%
16.61 B
$ 9.86
China
Communication Services
1824
-8.66%
1.34 B
$ 32.52
United States
Consumer Cyclical
1825
-8.68%
7.64 B
$ 38.92
Luxembourg
Basic Materials
1826
-8.72%
9.73 B
$ 23.45
United States
Consumer Cyclical
1827
-8.83%
19.86 B
$ 70.97
United States
Industrials
1828
-8.83%
1.74 B
$ 17.04
United States
Consumer Cyclical
1829
-8.9%
2.10 B
$ 10.41
United States
Real Estate
1830
-8.9%
48.76 B
$ 207.23
United States
Healthcare
1831
-8.97%
20.83 B
$ 343.5
United States
Consumer Cyclical
1832
-9.23%
1.28 B
$ 25.14
United States
Real Estate
1833
-9.27%
5.55 B
$ 57.41
Bermuda
Financial Services
1834
-9.28%
989.98 M
$ 35.08
United States
Consumer Cyclical
1835
-9.3%
500.55 M
$ 3.94
Switzerland
Healthcare
1836
-9.32%
5.40 B
$ 50.43
United States
Technology
1837
-9.35%
19.40 B
$ 38.41
Chile
Financial Services
1838
-9.42%
2.28 B
$ 16.94
United States
Industrials
1839
-9.54%
32.10 B
$ 151.13
United States
Utilities
1840
-9.56%
398.50 M
$ 14.08
United States
Basic Materials
1841
-9.66%
9.28 B
$ 83.94
United States
Industrials
1842
-9.67%
36.90 B
$ 535.26
United States
Energy
1843
-9.7%
25.69 B
$ 53.29
United States
Consumer Cyclical
1844
-9.76%
1.60 B
$ 5.21
Bermuda
Energy
1845
-9.8%
5.89 B
$ 251.95
United States
Consumer Cyclical
1846
-10.01%
1.86 B
$ 123.91
United States
Industrials
1847
-10.02%
144.50 M
$ 0.3977
United States
Financial Services
1848
-10.16%
1.50 B
$ 43.98
United States
Financial Services
1849
-10.18%
3.81 B
$ 36.72
United States
Industrials
1850
-10.21%
2.82 B
$ 78.51
United States
Technology
1851
-10.24%
1.39 B
$ 12.35
United States
Consumer Cyclical
1852
-10.37%
1.63 B
$ 52.17
United States
Industrials
1853
-10.41%
18.87 B
$ 107.83
United States
Consumer Cyclical
1854
-10.42%
679.54 M
$ 3.04
China
Communication Services
1855
-10.43%
823.79 M
$ 26.65
United States
Financial Services
1856
-10.45%
1.66 B
$ 86.83
United States
Consumer Defensive
1857
-10.52%
3.97 B
$ 75.25
United States
Industrials
1858
-10.53%
2.86 B
$ 16.57
United Kingdom
Communication Services
1859
-10.59%
21.76 B
$ 221.73
United States
Healthcare
1860
-10.78%
347.03 M
$ 6.64
United States
Industrials
1861
-10.79%
251.19 M
$ 2.25
United States
Healthcare
1862
-10.87%
178.13 M
$ 2.32
United States
Real Estate
1863
-10.88%
4.00 B
$ 82.56
United States
Real Estate
1864
-11%
550.07 M
$ 10.64
United States
Consumer Cyclical
1865
-11.06%
4.08 B
$ 9.15
United States
Financial Services
1866
-11.07%
780.12 M
$ 1.45
United States
Financial Services
1867
-11.07%
1.70 B
$ 51.73
United States
Industrials
1868
-11.16%
2.31 B
$ 216.58
United States
Consumer Defensive
1869
-11.2%
3.85 B
$ 195.84
United States
Energy
1870
-11.25%
6.77 B
$ 17.3
United States
Consumer Cyclical
1871
-11.29%
38.11 B
$ 17.34
United States
Utilities
1872
-11.31%
646.29 M
$ 33.32
United States
Industrials
1873
-11.34%
620.69 M
$ 11.17
United States
Financial Services
1874
-11.53%
227.86 M
$ 4.53
United States
Financial Services
1875
-11.6%
413.90 M
$ 8.92
United States
Financial Services
1876
-11.74%
15.73 B
$ 59.12
United States
Consumer Cyclical
1877
-11.85%
1.33 B
$ 9.28
United States
Basic Materials
1878
-11.88%
358.98 M
$ 8.86
United States
Industrials
1879
-12.2%
7.20 B
$ 18.43
United States
Consumer Cyclical
1880
-12.24%
11.27 B
$ 61.44
United States
Energy
1881
-12.24%
2.75 B
$ 45.91
United States
Energy
1882
-12.61%
5.55 B
$ 51.42
United States
Consumer Cyclical
1883
-12.78%
808.84 M
$ 22.48
United States
Industrials
1884
-12.81%
3.84 B
$ 90.04
United States
Consumer Cyclical
1885
-12.82%
662.93 M
$ 7.79
United States
Real Estate
1886
-12.85%
13.16 B
$ 83.8
United States
Consumer Defensive
1887
-13.01%
472.97 M
$ 8.62
United States
Basic Materials
1888
-13.01%
6.53 B
$ 118.96
United States
Technology
1889
-13.07%
1.81 B
$ 2.06
United States
Consumer Defensive
1890
-13.17%
452.96 M
$ 4.51
United States
Communication Services
1891
-13.21%
527.10 M
$ 23.81
United States
Consumer Cyclical
1892
-13.43%
174.85 M
$ 17.23
United States
Financial Services
1893
-13.55%
9.89 B
$ 351.22
United States
Industrials
1894
-13.62%
4.88 B
$ 49.46
United States
Consumer Cyclical
1895
-13.63%
7.17 B
$ 276.84
United States
Technology
1896
-13.75%
471.09 M
$ 14.91
United States
Industrials
1897
-13.84%
7.22 B
$ 267.8
United States
Consumer Cyclical
1898
-13.95%
2.65 B
$ 56.66
United States
Healthcare
1899
-14.32%
212.97 M
$ 27.33
United States
Technology
1900
-14.39%
3.10 B
$ 61.7
United States
Energy
For the most accurate results, consider cross-referencing our data with other sources.