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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 May 13, 2026 at 5:30 PM EDT

Rank
Symbol
Company Name
Aug Gain
Market Cap
Price
Country
Sector
3601
-10.93%
2.12 B
$ 18.31
Switzerland
Healthcare
3602
-10.94%
464.40 M
$ 34.93
United States
Communication Services
3603
-11.03%
2.57 B
$ 22.69
United States
Healthcare
3604
-11.03%
937.55 M
$ 59.24
United States
Financial Services
3605
-11.05%
721.38 M
$ 3.19
Canada
Basic Materials
3606
-11.06%
2.66 B
$ 11.78
United States
Technology
3607
-11.07%
103.56 M
$ 9
United States
Technology
3608
-11.11%
218.04 M
$ 1.45
United States
Technology
3609
-11.12%
5.25 B
$ 28.26
United States
Healthcare
3610
-11.2%
2.33 B
$ 7.07
United States
Consumer Cyclical
3611
-11.2%
228.51 M
$ 5.52
United States
Healthcare
3612
-11.23%
8.92 B
$ 21.42
China
Communication Services
3613
-11.28%
4.08 B
$ 9.15
United States
Financial Services
3614
-11.31%
952.43 M
$ 5.35
United States
Technology
3615
-11.33%
3.61 B
$ 74.43
United States
Real Estate
3616
-11.35%
121.53 M
$ 3.21
United States
Consumer Cyclical
3617
-11.44%
116.33 M
$ 2.71
United States
Industrials
3618
-11.48%
341.14 M
$ 9.84
United States
Industrials
3619
-11.56%
2.79 B
$ 113.71
United States
Industrials
3620
-11.58%
6.28 B
$ 275.3
United States
Consumer Cyclical
3621
-11.59%
222.67 M
$ 5.18
United States
Energy
3622
-11.61%
1.02 B
$ 5.84
United States
Consumer Cyclical
3623
-11.63%
2.19 B
$ 69.33
United States
Industrials
3624
-11.65%
348.87 M
$ 2.39
United States
Basic Materials
3625
-11.69%
3.56 B
$ 34.57
United Kingdom
Energy
3626
-11.69%
975.79 M
$ 53
United States
Consumer Defensive
3627
-11.73%
617.43 M
$ 9.57
United States
Healthcare
3628
-11.74%
318.48 M
$ 3.9
United States
Healthcare
3629
-11.74%
409.98 M
$ 8.38
Israel
Technology
3630
-11.74%
423.39 M
$ 1.3
Canada
Basic Materials
3631
-11.78%
415.33 M
$ 31.02
United States
Technology
3632
-11.78%
670.15 M
$ 16.74
Israel
Healthcare
3633
-11.79%
2.55 B
$ 73.28
United States
Technology
3634
-11.79%
337.82 M
$ 2.05
China
Financial Services
3635
-11.82%
1.16 B
$ 25.31
United States
Industrials
3636
-11.86%
379.02 M
$ 12.64
United States
Healthcare
3637
-11.89%
42.76 B
$ 182.56
United States
Healthcare
3638
-11.98%
613.46 M
$ 6.16
Hong Kong
Technology
3639
-12.02%
938.19 M
$ 138.51
United States
Consumer Defensive
3640
-12.09%
9.12 B
$ 39.84
United States
Communication Services
3641
-12.1%
2.61 B
$ 15.66
United States
Consumer Cyclical
3642
-12.13%
2.04 B
$ 16.45
United States
Healthcare
3643
-12.14%
1.14 B
$ 2.43
United States
Communication Services
3644
-12.14%
527.58 M
$ 27.96
United States
Healthcare
3645
-12.14%
2.06 B
$ 8.37
China
Communication Services
3646
-12.17%
1.64 B
$ 13.15
United States
Basic Materials
3647
-12.17%
948.21 M
$ 12.69
United States
Healthcare
3648
-12.18%
11.01 B
$ 19.04
Canada
Basic Materials
3649
-12.2%
10.77 B
$ 27.12
Canada
Basic Materials
3650
-12.21%
21.10 B
$ 424.66
United States
Industrials
3651
-12.26%
142.70 M
$ 3.94
South Korea
Technology
3652
-12.36%
1.82 B
$ 8.64
Uruguay
Consumer Cyclical
3653
-12.37%
208.66 M
$ 4.96
United States
Basic Materials
3654
-12.4%
11.22 B
$ 308.05
United States
Industrials
3655
-12.44%
2.94 B
$ 47
United States
Technology
3656
-12.45%
12.91 B
$ 339.42
United States
Industrials
3657
-12.49%
7.00 B
$ 14.57
China
Consumer Cyclical
3658
-12.49%
187.37 M
$ 20.44
United States
Healthcare
3659
-12.52%
13.07 B
$ 63.74
United States
Consumer Cyclical
3660
-12.58%
385.91 M
$ 4.78
United States
Technology
3661
-12.61%
25.19 B
$ 1086
United States
Technology
3662
-12.62%
1.35 B
$ 26.69
United States
Healthcare
3663
-12.62%
2.82 B
$ 66.03
United States
Consumer Cyclical
3664
-12.78%
4.11 B
$ 33.69
Canada
Basic Materials
3665
-12.8%
209.45 M
$ 16.67
United States
Technology
3666
-12.83%
2.71 B
$ 26.84
United States
Energy
3667
-13.05%
3.34 B
$ 26.54
United States
Technology
3668
-13.12%
248.34 M
$ 32.93
United States
Consumer Cyclical
3669
-13.14%
805.76 M
$ 3.13
United States
Healthcare
3670
-13.18%
6.15 B
$ 113.3
United States
Industrials
3671
-13.18%
252.90 M
$ 18.67
United States
Consumer Cyclical
3672
-13.22%
2.58 B
$ 42.3
United States
Healthcare
3673
-13.27%
870.61 M
$ 6.89
United States
Energy
3674
-13.29%
8.57 B
$ 232.64
United States
Industrials
3675
-13.44%
1.19 B
$ 13.02
United States
Consumer Cyclical
3676
-13.45%
4.46 B
$ 63.47
United States
Consumer Cyclical
3677
-13.46%
384.94 M
$ 16.2
United States
Energy
3678
-13.48%
6.80 B
$ 80.46
United States
Healthcare
3679
-13.49%
409.35 M
$ 4.34
United States
Healthcare
3680
-13.57%
3.36 B
$ 14.1
United States
Technology
3681
-13.63%
168.68 M
$ 0.7863
Israel
Consumer Cyclical
3682
-13.67%
1.03 B
$ 8.35
United States
Communication Services
3683
-13.75%
822.26 M
$ 2.14
United States
Technology
3684
-13.75%
2.75 B
$ 8.1
United States
Industrials
3685
-13.75%
11.55 B
$ 87.03
United States
Technology
3686
-13.79%
1.10 B
$ 99.12
United States
Industrials
3687
-13.81%
544.12 M
$ 26.55
United States
Industrials
3688
-13.81%
825.01 M
$ 26.83
United States
Basic Materials
3689
-13.82%
2.70 B
$ 14.68
United States
Consumer Cyclical
3690
-13.82%
1.45 B
$ 8.9
United States
Technology
3691
-13.89%
173.95 M
$ 1.5
United States
Consumer Cyclical
3692
-13.9%
261.63 M
$ 2.25
United States
Healthcare
3693
-13.92%
3.60 B
$ 81.26
United States
Technology
3694
-13.98%
5.29 B
$ 20.97
United States
Real Estate
3695
-14%
527.01 M
$ 37.77
United States
Financial Services
3696
-14.01%
178.07 B
$ 109.5
United Kingdom
Basic Materials
3697
-14.01%
153.12 M
$ 56.665
United States
Healthcare
3698
-14.06%
68.92 B
$ 76.44
United States
Consumer Cyclical
3699
-14.1%
2.13 B
$ 10.06
United States
Technology
3700
-14.1%
233.36 M
$ 1.84
Canada
Basic Materials
For the most accurate results, consider cross-referencing our data with other sources.