Historic short interest:
You can go to this link to check short interest in a stock:
http://nasdaqtrader.com/Trader.aspx?id=ShortInterest
Publication schedule is here:
http://nasdaqtrader.com/Trader.aspx?id=ShortIntPubSch
Settlement Date/Short Interest/Percent Change/
Average Daily Share Volume/Days to Cover
09/15/2022 57,259,955 3.22 11,600,157 4.94
08/31/2022 55,473,276 0.13 11,833,318 4.69
08/15/2022 55,403,211 (6.68) 18,480,559 3.00
07/29/2022 59,370,411 2.95 17,300,886 3.43
07/15/2022 57,669,330 (1.47) 12,546,230 4.60
06/30/2022 58,529,416 (5.42) 11,560,369 5.06
06/15/2022 61,881,514 1.04 16,720,491 3.70
05/31/2022 61,242,046 (0.01) 16,642,701 3.68
05/13/2022 61,245,479 5.59 16,513,642 3.71
04/29/2022 58,001,824 6.56 13,562,834 4.28
04/14/2022 54,433,265 (1.57) 14,031,732 3.88
03/31/2022 55,302,795 (10.20) 21,355,240 2.59
03/15/2022 61,584,675 (2.19) 27,004,745 2.28
02/28/2022 62,964,603 (7.27) 23,065,132 2.73
02/15/2022 67,900,332 (0.91) 21,494,388 3.16
01/31/2022 68,521,897 2.82 28,435,029 2.41
01/14/2022 66,642,189 (1.23) 22,193,719 3.00
12/31/2021 67,473,222 47.37 26,922,843 2.51
12/15/2021 45,786,025 16.83 22,234,971 2.06
11/30/2021 39,191,934 (9.60) 23,516,728 1.67
11/15/2021 43,355,290 (13.93) 48,365,954 1.00
10/29/2021 50,372,718 (6.17) 62,498,972 1.0
10/15/2021 53,682,747 (4.41) 22,756,126 2.36
09/30/2021 56,162,162 6.20 26,333,706 2.13
09/15/2021 52,883,549 1.75 40,199,064 1.32
08/31/2021 51,974,572 (2.90) 14,174,498 3.67
08/13/2021 53,528,394 11.37 23,419,185 2.29
07/30/2021 48,063,484 7.93 13,643,399 3.52
07/15/2021 44,533,241 10.00 15,679,064 2.84
06/30/2021 40,484,584 (9.85) 20,222,255 2.00
06/15/2021 44,909,687 0.58 25,956,051 1.73
05/28/2021 44,652,087 (1.77) 17,794,415 2.51
05/14/2021 45,455,870 10.44 21,660,124 2.10
04/30/2021 41,160,407 13.04 27,368,525 1.50
04/15/2021 36,412,820 (0.41) 17,828,584 2.04
03/31/2021 36,563,598 12.00 26,202,715 1.40
03/15/2021 32,645,408 24.08 32,567,726 1.00
02/26/2021 26,309,623 2.13 29,568,891 1.00
02/12/2021 25,761,516 (5.03) 27,146,943 1.00
01/29/2021 27,125,059 (32.90) 50,297,291 1.00
01/15/2021 40,423,652 (6.30) 69,257,539 1.00
12/31/2020 43,140,861 25.44 63,222,615 1.00
12/15/2020 34,391,634 (0.78) 56,762,744 1.00
11/30/2020 34,663,426 (3.48) 147,554,760 1.00
11/13/2020 35,912,217 (18.98) 16,437,920 2.18
10/30/2020 44,324,105 (6.08) 9,057,958 4.89
10/15/2020 47,192,375 9.73 35,589,780 1.33
09/30/2020 43,005,906 (13.16) 9,746,107 4.41
09/15/2020 49,525,265 32.81 14,307,281 3.46
08/31/2020 37,289,252 1.64 14,876,028 2.51
08/14/2020 36,688,230 (10.32) 10,186,568 3.60
07/31/2020 40,909,714 4.88 9,762,974 4.19
07/15/2020 39,005,478 (11.90) 21,377,029 1.82
06/30/2020 44,274,006 60.76 18,542,421 2.39
06/15/2020 27,540,198 (0.19) 18,626,158 1.48
05/29/2020 27,592,188 (2.50) 6,062,608 4.55
05/15/2020 28,300,475 0.11 6,767,394 4.18
04/30/2020 28,269,914 10.48 9,651,885 2.93
04/15/2020 25,587,706 10.99 5,551,391 4.61
03/31/2020 23,054,471 (31.75) 12,993,348 1.77
