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Top Stock Gainers October 2021 - Monthly Performance Ranked

Discover the best stocks of October 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 October 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 29, 2026 at 6:54 AM EDT

Rank
Symbol
Company Name
Oct Gain
Market Cap
Price
Country
Sector
501
6.55%
25.04 B
$ 1232.04
Switzerland
Healthcare
502
6.54%
3.31 B
$ 15.33
United Kingdom
Communication Services
503
6.53%
502.58 M
$ 6.68
United States
Industrials
504
6.52%
104.59 M
$ 2.87
South Korea
Technology
505
6.51%
1.07 B
$ 7.83
Germany
Consumer Cyclical
506
6.51%
39.36 B
$ 72.95
United States
Financial Services
507
6.5%
192.87 B
$ 164.02
Germany
Technology
508
6.49%
6.02 B
$ 51.23
United States
Energy
509
6.47%
43.88 B
$ 2.81
Brazil
Consumer Defensive
510
6.46%
928.80 M
$ 19.35
United States
Financial Services
511
6.43%
334.89 M
$ 14.62
United States
Financial Services
512
6.42%
484.75 M
$ 10.98
United States
Financial Services
513
6.41%
81.83 B
$ 202.39
United States
Financial Services
514
6.41%
115.96 B
$ 20.42
Spain
Financial Services
515
6.41%
3.35 B
$ 100.34
United States
Industrials
516
6.4%
89.88 B
$ 73.58
United States
Energy
517
6.35%
2.36 B
$ 41.15
United States
Industrials
518
6.35%
9.48 B
$ 164.22
United States
Industrials
519
6.35%
3.84 B
$ 12.92
Canada
Utilities
520
6.33%
346.20 M
$ 6.7
United States
Financial Services
521
6.32%
325.87 B
$ 75.71
United States
Consumer Defensive
522
6.3%
80.36 B
$ 131.29
Ireland
Industrials
523
6.29%
2.03 B
$ 167
United States
Industrials
524
6.29%
15.00 B
$ 24.47
United States
Real Estate
525
6.26%
163.55 B
$ 133.8
United States
Energy
526
6.26%
80.31 B
$ 53.5
United States
Energy
527
6.25%
22.77 B
$ 160.81
United States
Real Estate
528
6.24%
6.81 B
$ 97.56
United States
Industrials
529
6.23%
22.43 B
$ 94.69
United States
Consumer Defensive
530
6.22%
3.18 B
$ 23.03
United States
Financial Services
531
6.21%
5.26 B
$ 170.34
United States
Industrials
532
6.21%
5.51 B
$ 54.59
United States
Utilities
533
6.2%
3.71 B
$ 37
United States
Technology
534
6.2%
9.83 B
$ 260.67
United States
Industrials
535
6.2%
89.16 B
$ 70.08
United States
Healthcare
536
6.19%
2.20 B
$ 12.66
United States
Basic Materials
537
6.19%
20.86 B
$ 175.29
United States
Consumer Cyclical
538
6.19%
2.55 B
$ 13.89
United States
Financial Services
539
6.19%
2.60 B
$ 23.71
United States
Real Estate
540
6.16%
32.28 B
$ 280.22
Canada
Technology
541
6.16%
9.06 B
$ 95.29
United States
Energy
542
6.15%
2.94 B
$ 75.1
United States
Utilities
543
6.15%
9.20 B
$ 51.8
United States
Basic Materials
544
6.14%
303.89 M
$ 12.87
United States
Real Estate
545
6.14%
2.61 B
$ 25.05
Canada
Basic Materials
546
6.13%
12.30 B
$ 144.68
United States
Technology
547
6.12%
22.19 B
$ 189.05
United States
Industrials
548
6.11%
18.85 B
$ 141.22
United States
Industrials
549
6.09%
73.00 B
$ 438.32
United States
Technology
550
6.03%
1.77 B
$ 23.78
United States
Financial Services
551
6.02%
8.45 B
$ 133.7
United States
Financial Services
552
6%
1.66 B
$ 17.5
United States
Financial Services
553
5.99%
1.17 B
$ 12.35
United States
Financial Services
554
5.97%
14.93 B
$ 189.2
United States
Communication Services
555
5.95%
47.93 B
$ 209.24
United States
Industrials
556
5.95%
304.98 M
$ 5.51
United States
Financial Services
557
5.95%
8.96 B
$ 74.41
United States
Real Estate
558
5.95%
23.04 B
$ 58.75
United States
Real Estate
559
5.94%
15.31 B
$ 54.38
Canada
Consumer Cyclical
560
5.94%
255.03 M
$ 8.81
United States
Financial Services
561
5.94%
2.63 B
$ 16.89
United States
Financial Services
562
5.93%
3.19 B
$ 7.99
United States
Financial Services
563
5.92%
8.13 B
$ 65.45
United States
Energy
564
5.91%
13.96 B
$ 186.55
United States
Industrials
565
5.91%
3.37 B
$ 27.62
Canada
Basic Materials
566
5.89%
2.00 B
$ 59.13
United States
Industrials
567
5.89%
3.18 B
$ 18.85
United States
Real Estate
568
5.88%
25.80 B
$ 117.16
United States
Consumer Defensive
569
5.86%
2.12 B
$ 13.91
Canada
Energy
570
5.85%
46.26 B
$ 734.3
United States
Industrials
571
5.85%
241.49 M
$ 5.14
United States
Financial Services
572
5.84%
12.28 B
$ 243.12
Mexico
Industrials
573
5.84%
82.07 B
$ 343.97
United States
Industrials
574
5.83%
530.34 M
$ 7.88
United States
Financial Services
575
5.81%
712.47 B
$ 170.99
United States
Energy
576
5.8%
57.49 B
$ 31.97
United Kingdom
Industrials
577
5.79%
1.95 B
$ 109.33
United States
Technology
578
5.78%
4.88 B
$ 20.98
United States
Consumer Cyclical
579
5.76%
79.36 B
$ 169.52
United States
Real Estate
580
5.74%
81.45 B
$ 81.92
United Kingdom
Utilities
581
5.74%
4.58 B
$ 68.5
582
5.73%
117.61 B
$ 19.91
Japan
Technology
583
5.71%
524.86 M
$ 14.32
United States
Financial Services
584
5.69%
4.64 B
$ 51.53
United States
Financial Services
585
5.69%
442.68 M
$ 17.39
United States
Financial Services
586
5.68%
31.39 B
$ 79.45
United States
Industrials
587
5.66%
34.76 B
$ 72.23
United States
Consumer Defensive
588
5.66%
502.87 M
$ 3.38
United States
Energy
589
5.65%
2.70 B
$ 2.12
China
Consumer Defensive
590
5.64%
5.41 B
$ 92.16
United States
Consumer Cyclical
591
5.63%
133.88 B
$ 162.07
United States
Basic Materials
592
5.63%
6.17 B
$ 20.31
United States
Real Estate
593
5.63%
2.44 B
$ 5.74
United States
Consumer Cyclical
594
5.63%
765.19 M
$ 21.71
United States
Basic Materials
595
5.59%
197.80 M
$ 9.89
United States
Industrials
596
5.58%
2.72 B
$ 28.08
Canada
Industrials
597
5.58%
5.24 B
$ 17.98
598
5.58%
6.02 B
$ 42.12
United States
Energy
599
5.57%
5.33 B
$ 34.37
Argentina
Energy
600
5.55%
1.63 B
$ 30.19
Bermuda
Energy
For the most accurate results, consider cross-referencing our data with other sources.