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Top Stock Gainers August 2021 - Monthly Performance Ranked

Track the top performing stocks of August 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 August 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.

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Data as of July 10, 2026 at 4:14 AM EDT

Rank
Symbol
Company Name
Aug Gain
Market Cap
Price
Country
Sector
3801
-16.73%
558.23 M
$ 2.1
Canada
Basic Materials
3802
-16.83%
1.25 B
$ 117.95
United States
Basic Materials
3803
-16.85%
466.33 M
$ 26.09
United States
Consumer Defensive
3804
-16.86%
299.05 M
$ 9.52
United States
Technology
3805
-16.87%
835.34 M
$ 23.09
United States
Energy
3806
-16.87%
477.61 M
$ 4.96
United States
Healthcare
3807
-16.88%
101.57 M
$ 4.34
United States
Industrials
3808
-16.91%
205.88 M
$ 1.26
United States
Basic Materials
3809
-16.99%
2.50 B
$ 5.78
United States
Consumer Cyclical
3810
-17.17%
137.97 M
$ 8.84
United States
Communication Services
3811
-17.21%
176.67 M
$ 4.79
Canada
Technology
3812
-17.34%
1.78 B
$ 57.73
Singapore
Technology
3813
-17.35%
199.40 M
$ 8.97
United States
Communication Services
3814
-17.35%
725.24 M
$ 2.38
Canada
Basic Materials
3815
-17.39%
556.09 M
$ 2.42
China
Communication Services
3816
-17.4%
104.99 M
$ 1.2
China
Financial Services
3817
-17.45%
446.40 M
$ 5.08
United States
Healthcare
3818
-17.6%
3.11 B
$ 61.5
3819
-17.71%
276.11 M
$ 5.15
United States
Healthcare
3820
-17.75%
1.16 B
$ 35.83
United States
Healthcare
3821
-17.78%
1.22 B
$ 47.6
United States
Healthcare
3822
-17.81%
446.06 M
$ 2.04
China
Consumer Defensive
3823
-18.11%
690.38 M
$ 5.88
United States
Industrials
3824
-18.26%
1.23 B
$ 44.7
United States
Consumer Cyclical
3825
-18.27%
196.52 M
$ 6.96
United States
Consumer Cyclical
3826
-18.3%
534.11 M
$ 3.59
United States
Energy
3827
-18.35%
510.48 M
$ 7.39
United States
Technology
3828
-18.37%
6.06 B
$ 5.67
Brazil
Energy
3829
-18.44%
118.64 M
$ 10.67
United States
Consumer Cyclical
3830
-18.45%
34.11 B
$ 19
United States
Consumer Cyclical
3831
-18.51%
16.89 B
$ 15.24
China
Real Estate
3832
-18.59%
3.44 B
$ 11.74
Canada
Basic Materials
3833
-18.6%
1.49 B
$ 7.49
Switzerland
Technology
3834
-18.62%
269.42 M
$ 6.05
Canada
Technology
3835
-18.73%
237.13 M
$ 15.86
United States
Consumer Cyclical
3836
-18.75%
14.44 B
$ 8.82
China
Communication Services
3837
-19.08%
1.59 B
$ 22.18
United States
Consumer Cyclical
3838
-19.33%
749.06 M
$ 16.89
United States
Healthcare
3839
-19.4%
4.93 B
$ 6.73
United States
Industrials
3840
-19.65%
268.17 M
$ 3.47
United States
Industrials
3841
-19.73%
1.15 B
$ 26.44
United States
Financial Services
3842
-19.77%
447.05 M
$ 9.03
Canada
Industrials
3843
-19.96%
845.22 M
$ 6.55
United States
Consumer Cyclical
3844
-20.03%
393.99 M
$ 4.9
Brazil
Consumer Defensive
3845
-20.17%
2.35 B
$ 12.9
United States
Industrials
3846
-20.25%
123.92 M
$ 11.75
China
Healthcare
3847
-20.32%
120.65 M
$ 45.97
United States
Energy
3848
-20.33%
2.26 B
$ 70.49
United States
Technology
3849
-20.33%
3.53 B
$ 11.81
China
Consumer Cyclical
3850
-20.35%
1.86 B
$ 178.28
United States
Consumer Defensive
3851
-20.4%
226.82 M
$ 4.69
United States
Healthcare
3852
-20.51%
422.53 M
$ 5.47
United States
Healthcare
3853
-20.55%
3.31 B
$ 58.68
United States
Technology
3854
-20.55%
2.56 B
$ 10.52
Cayman Islands
Technology
3855
-20.6%
1.01 B
$ 1.05
China
Communication Services
3856
-20.8%
829.17 M
$ 4.64
Singapore
Financial Services
3857
-20.91%
905.90 M
$ 4.09
China
Consumer Cyclical
3858
-20.93%
3.74 B
$ 61.88
United States
Consumer Defensive
3859
-20.95%
159.07 M
$ 1.25
United Kingdom
Healthcare
3860
-21.02%
1.83 B
$ 14.97
United States
Energy
3861
-21.05%
225.91 M
$ 2.54
United States
Communication Services
3862
-21.21%
168.89 M
$ 4.78
United States
Communication Services
3863
-21.21%
1.42 B
$ 4.21
Canada
Basic Materials
3864
-21.48%
165.63 M
$ 1.65
China
Healthcare
3865
-21.53%
4.34 B
$ 102.28
United States
Technology
3866
-21.63%
1.85 B
$ 24.2
United States
Technology
3867
-21.69%
3.51 B
$ 71.17
United States
Industrials
3868
-21.69%
1.64 B
$ 6.58
United States
Technology
3869
-21.78%
1.01 B
$ 10.24
United States
Consumer Defensive
3870
-21.85%
758.33 M
$ 16.09
United States
Utilities
3871
-21.97%
265.65 M
$ 22.88
United States
Healthcare
3872
-21.98%
541.37 M
$ 6.18
Israel
Technology
3873
-22.22%
1.30 B
$ 7.76
Switzerland
Basic Materials
3874
-22.29%
713.43 M
$ 1.1
United States
Financial Services
3875
-22.39%
898.37 M
$ 4.28
United States
Technology
3876
-22.46%
15.21 B
$ 14.66
United States
Industrials
3877
-22.49%
4.98 B
$ 64.76
United Kingdom
Healthcare
3878
-22.55%
546.45 M
$ 14.74
United States
Technology
3879
-22.67%
175.93 M
$ 1.8
United States
Healthcare
3880
-22.73%
1.26 B
$ 10.47
United States
Consumer Cyclical
3881
-22.74%
6.75 B
$ 112.41
United States
Industrials
3882
-22.78%
4.34 B
$ 19.58
United States
Technology
3883
-22.85%
15.59 B
$ 248.25
Ireland
Healthcare
3884
-22.99%
1.27 B
$ 5.42
United States
Technology
3885
-23.17%
390.78 M
$ 10.87
Israel
Communication Services
3886
-23.51%
1.08 B
$ 7.04
United States
Healthcare
3887
-23.61%
25.63 B
$ 87.4
United States
Technology
3888
-23.92%
401.53 M
$ 7.77
United Kingdom
Technology
3889
-24.03%
473.66 M
$ 3.55
United States
Consumer Cyclical
3890
-24.04%
359.18 M
$ 3.83
United States
Communication Services
3891
-24.05%
145.74 M
$ 7.17
United States
Industrials
3892
-24.07%
821.39 M
$ 5.41
United Arab Emirates
Technology
3893
-24.09%
976.50 M
$ 5.96
United States
Healthcare
3894
-24.1%
1.23 B
$ 0.9222
Brazil
Basic Materials
3895
-24.24%
195.76 M
$ 9.7
United States
Healthcare
3896
-24.61%
12.44 B
$ 235.62
United States
Consumer Cyclical
3897
-24.77%
175.71 M
$ 6.49
United States
Healthcare
3898
-25.17%
7.42 B
$ 55.48
United States
Technology
3899
-25.27%
291.09 M
$ 5.35
United States
Healthcare
3900
-25.29%
1.68 B
$ 49.49
United States
Energy
For the most accurate results, consider cross-referencing our data with other sources.