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Top Stock Gainers October 2021 - Monthly Performance Ranked

Track the top performing stocks of October 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 October 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 16, 2026 at 1:16 AM EDT

Rank
Symbol
Company Name
Oct Gain
Market Cap
Price
Country
Sector
3801
-14.27%
691.77 M
$ 5.17
United States
Technology
3802
-14.3%
260.93 M
$ 22.8
United States
Consumer Cyclical
3803
-14.31%
369.57 M
$ 3.71
Brazil
Consumer Defensive
3804
-14.4%
7.76 B
$ 7.89
United States
Industrials
3805
-14.51%
52.34 B
$ 16.39
Japan
Healthcare
3806
-14.53%
402.50 M
$ 29.18
United States
Financial Services
3807
-14.58%
2.97 B
$ 82.76
United States
Technology
3808
-14.58%
3.12 B
$ 63.9
United States
Industrials
3809
-14.61%
148.61 M
$ 6.01
Canada
Healthcare
3810
-14.65%
2.94 B
$ 77.22
United States
Technology
3811
-14.67%
1.50 B
$ 37.84
United States
Basic Materials
3812
-14.74%
167.17 M
$ 0.8763
United States
Technology
3813
-14.77%
413.20 M
$ 1.15
China
Financial Services
3814
-14.78%
5.54 B
$ 101.28
United States
Healthcare
3815
-14.79%
215.28 M
$ 18.76
United States
Financial Services
3816
-14.88%
274.19 M
$ 21.19
United States
Technology
3817
-14.98%
4.12 B
$ 10.79
United States
Healthcare
3818
-15.02%
1.84 B
$ 15.28
Monaco
Industrials
3819
-15.06%
36.30 B
$ 26.5
United States
Consumer Cyclical
3820
-15.07%
2.57 B
$ 60.09
United States
Consumer Cyclical
3821
-15.08%
25.11 B
$ 34.91
United Kingdom
Healthcare
3822
-15.11%
5.22 B
$ 46.87
United States
Industrials
3823
-15.15%
5.71 B
$ 10.3
China
Consumer Defensive
3824
-15.17%
12.67 B
$ 22.61
United States
Communication Services
3825
-15.21%
289.51 M
$ 2.875
France
Healthcare
3826
-15.22%
190.77 M
$ 1
United States
Healthcare
3827
-15.24%
357.03 M
$ 2.73
United States
Industrials
3828
-15.31%
190.62 M
$ 4.15
United States
Healthcare
3829
-15.32%
490.61 M
$ 5.15
3830
-15.42%
822.26 M
$ 2.14
United States
Technology
3831
-15.53%
726.02 M
$ 7.13
Monaco
Industrials
3832
-15.56%
412.73 M
$ 15.56
United States
Healthcare
3833
-15.63%
872.67 M
$ 3.94
China
Consumer Cyclical
3834
-15.73%
2.82 B
$ 41.97
United States
Technology
3835
-15.75%
816.84 M
$ 5.38
United Arab Emirates
Technology
3836
-15.79%
465.09 M
$ 4.83
United States
Healthcare
3837
-15.8%
263.73 M
$ 2.12
Greece
Industrials
3838
-15.86%
489.46 M
$ 5.57
United States
Healthcare
3839
-15.9%
127.60 M
$ 46.36
United States
Healthcare
3840
-15.92%
496.34 M
$ 3.72
United States
Consumer Cyclical
3841
-15.95%
431.37 M
$ 9.82
United States
Communication Services
3842
-15.99%
3.35 B
$ 26.81
United States
Healthcare
3843
-15.99%
328.01 M
$ 0.8379
United States
Healthcare
3844
-16.05%
3.53 B
$ 36.65
United States
Healthcare
3845
-16.06%
2.58 B
$ 74.59
United States
Healthcare
3846
-16.12%
1.11 B
$ 25.45
United States
Industrials
3847
-16.21%
1.89 B
$ 40.02
United States
Healthcare
3848
-16.21%
390.32 M
$ 8.59
United States
Healthcare
3849
-16.24%
110.92 M
$ 10.79
United States
Communication Services
3850
-16.27%
419.13 M
$ 30.34
United States
Energy
3851
-16.31%
631.92 M
$ 4.31
United States
Communication Services
3852
-16.43%
131.39 M
$ 31.28
United States
Healthcare
3853
-16.49%
1.93 B
$ 11.25
Hong Kong
Healthcare
3854
-16.53%
9.95 B
$ 16.57
United Kingdom
Communication Services
3855
-16.54%
102.16 B
$ 113.45
United States
Financial Services
3856
-16.58%
351.68 M
$ 5.34
United States
Healthcare
3857
-16.67%
312.61 M
$ 4.05
United States
Healthcare
3858
-16.68%
2.40 B
$ 20.86
China
Communication Services
3859
-16.72%
422.09 M
$ 4.37
United States
Industrials
3860
-16.72%
385.91 M
$ 1.45
United Kingdom
Healthcare
3861
-16.78%
2.56 B
$ 11.61
United States
Technology
3862
-16.78%
1.33 B
$ 9.2
United States
Financial Services
3863
-16.82%
550.52 M
$ 13.6
United States
Industrials
3864
-16.91%
6.53 B
$ 9.31
Brazil
Utilities
3865
-17.02%
104.83 M
$ 9.94
China
Healthcare
3866
-17.08%
6.35 B
$ 5.94
Brazil
Energy
3867
-17.18%
718.82 M
$ 17.16
United States
Healthcare
3868
-17.19%
37.55 B
$ 281.26
United States
Healthcare
3869
-17.22%
3.85 B
$ 97.19
United States
Industrials
3870
-17.32%
5.93 B
$ 15.61
United States
Technology
3871
-17.36%
675.99 M
$ 1.71
United States
Technology
3872
-17.41%
130.61 M
$ 7.06
United States
Consumer Cyclical
3873
-17.5%
190.69 M
$ 0.7072
United States
Healthcare
3874
-17.51%
3.88 B
$ 77.87
Monaco
Energy
3875
-17.62%
1.90 B
$ 17.96
United States
Healthcare
3876
-17.65%
2.27 B
$ 67.17
United States
Healthcare
3877
-17.67%
2.91 B
$ 9.73
China
Technology
3878
-17.72%
4.00 B
$ 80.44
United States
Consumer Cyclical
3879
-17.81%
6.44 B
$ 53.78
United States
Healthcare
3880
-17.87%
718.13 M
$ 12.58
United States
Healthcare
3881
-17.88%
5.38 B
$ 155.09
United States
Technology
3882
-17.93%
7.37 B
$ 120.89
United States
Healthcare
3883
-17.94%
4.97 B
$ 50.46
Switzerland
Healthcare
3884
-18.03%
210.38 M
$ 4.55
United States
Financial Services
3885
-18.05%
1.38 B
$ 8.42
United States
Healthcare
3886
-18.12%
2.96 B
$ 26.56
Greece
Industrials
3887
-18.18%
356.04 M
$ 2.61
United States
Industrials
3888
-18.2%
3.98 B
$ 98.49
United States
Financial Services
3889
-18.26%
2.76 B
$ 53.01
United States
Healthcare
3890
-18.38%
755.58 M
$ 13.33
United States
Financial Services
3891
-18.4%
1.33 B
$ 6.29
Bermuda
Energy
3892
-18.47%
3.80 B
$ 22.05
United Kingdom
Communication Services
3893
-18.54%
1.64 B
$ 5.7
United States
Healthcare
3894
-18.58%
1.14 B
$ 2.43
United States
Communication Services
3895
-18.58%
6.51 B
$ 38.75
Israel
Consumer Cyclical
3896
-18.59%
744.69 M
$ 15.48
United States
Technology
3897
-18.61%
221.38 M
$ 8.58
United States
Healthcare
3898
-18.67%
301.10 M
$ 2.34
United States
Healthcare
3899
-18.72%
4.95 B
$ 23.52
United States
Technology
3900
-18.87%
711.45 M
$ 8.31
United States
Consumer Cyclical
Return measured from the start of the stock's current trading history (a recent listing or relisting), not from the start of the month.
For the most accurate results, consider cross-referencing our data with other sources.