ShortInterestHistory.com

CLSK Short Interest History

CleanSpark, Inc. Common Stock | CLSK | Nasdaq | Latest report: February 27, 2026

Current Short Interest84.9M
Prior Short Interest85.5M
Change Shares-550.1K
Change %-0.6%
Average Daily Volume18.9M
Days to Cover4.51

The latest reported short interest for CleanSpark, Inc. Common Stock (CLSK) was 84,931,425 shares as of February 27, 2026. In the prior report, the figure was 85,481,496 shares. That put the latest change at -550.1K shares, or -0.6%, with days to cover at 4.51 based on reported average daily volume of 18.9M.

ShortInterestHistory.com currently tracks 111 report entries for CLSK, covering the period from June 15, 2021 through February 27, 2026. Reported short interest during that stretch ranged from 3.4M to 90.7M shares.

Download last 6 months as CSV

Short Interest Over Time

Days to Cover Over Time

Extreme edge-case readings may reflect unusually low reported average volume.

Short Interest History for CLSK

Settlement DateShort InterestPrior Short InterestChange SharesChange %Average Daily VolumeDays to Cover
February 27, 202684,931,42585,481,496-550.1K-0.6%18.9M4.51
February 13, 202685,481,49681,015,0674.5M+5.5%32.2M2.66
January 30, 202681,015,06782,421,779-1.4M-1.7%32.7M2.48
January 15, 202682,421,77980,625,1011.8M+2.2%29.9M2.76
December 31, 202580,625,10181,218,270-593.2K-0.7%19.9M4.06
December 15, 202581,218,27081,484,585-266.3K-0.3%34.1M2.39
November 28, 202581,484,58577,893,3333.6M+4.6%37.8M2.15
November 14, 202577,893,33357,701,14420.2M+35.0%34.1M2.28
October 31, 202557,701,14457,491,342209.8K+0.4%30.1M1.92
October 15, 202557,491,34256,784,833706.5K+1.2%42.8M1.34
September 15, 202555,593,80653,092,4732.5M+4.7%19.6M2.83
August 29, 202553,092,47355,160,768-2.1M-3.8%15.6M3.41
August 15, 202555,160,76860,026,840-4.9M-8.1%21.7M2.54
July 31, 202560,026,84064,652,715-4.6M-7.2%20.9M2.87
July 15, 202564,652,71570,279,525-5.6M-8.0%30.3M2.13
June 30, 202570,279,52569,801,811477.7K+0.7%31.2M2.26
June 13, 202569,801,81172,209,811-2.4M-3.3%24.5M2.85
May 30, 202572,209,81175,091,995-2.9M-3.8%29.9M2.41
May 15, 202575,091,99586,812,993-11.7M-13.5%26.0M2.88
April 30, 202586,812,99390,709,139-3.9M-4.3%24.8M3.5
April 15, 202590,709,13989,295,7671.4M+1.6%24.5M3.71
March 31, 202589,295,76780,634,4938.7M+10.7%29.5M3.03
February 28, 202579,696,25774,896,9294.8M+6.4%22.1M3.6
February 14, 202574,896,92974,360,972536.0K+0.7%24.0M3.13
January 31, 202574,360,97276,186,131-1.8M-2.4%23.9M3.12
January 15, 202576,186,13175,708,610477.5K+0.6%23.1M3.3
December 31, 202475,708,61060,034,34915.7M+26.1%30.4M2.49
December 13, 202460,034,34956,558,5293.5M+6.2%43.9M1.37
November 29, 202456,558,52949,979,3276.6M+13.2%40.7M1.39
November 15, 202449,979,32755,378,196-5.4M-9.8%35.9M1.39
October 31, 202455,378,19650,394,9865.0M+9.9%35.1M1.58
October 15, 202450,394,98646,235,5864.2M+9.0%22.3M2.26
September 30, 202446,235,58645,039,1011.2M+2.7%20.8M2.22
September 13, 202445,039,10141,423,2373.6M+8.7%19.0M2.37
August 30, 202441,423,23738,186,8353.2M+8.5%19.6M2.11
August 15, 202438,186,83537,322,433864.4K+2.3%26.0M1.47
July 31, 202437,322,43336,758,545563.9K+1.5%31.1M1.2
July 15, 202436,758,54536,721,26537.3K+0.1%30.8M1.19
June 28, 202436,721,26534,367,4742.4M+6.8%30.5M1.21
June 14, 202434,367,47434,933,453-566.0K-1.6%32.4M1.06
May 31, 202434,933,45338,163,125-3.2M-8.5%30.5M1.15
May 15, 202438,163,12534,108,8714.1M+11.9%26.6M1.44
April 30, 202434,108,87131,385,9172.7M+8.7%32.1M1.06
April 15, 202431,385,91726,255,9235.1M+19.5%28.1M1.12
March 28, 202426,255,92323,202,6473.1M+13.2%38.0M1
March 15, 202423,202,64724,706,979-1.5M-6.1%43.6M1
February 29, 202424,706,97924,564,021143.0K+0.6%46.5M1
February 15, 202424,564,02124,417,662146.4K+0.6%40.9M1
January 31, 202424,417,66218,860,2585.6M+29.5%21.5M1.14
December 29, 202316,368,81215,642,641726.2K+4.6%28.3M1
December 15, 202315,642,64115,043,116599.5K+4.0%34.4M1
November 30, 202315,043,11616,765,455-1.7M-10.3%20.3M1
November 15, 202316,765,45513,695,0503.1M+22.4%19.3M1
October 31, 202313,695,05011,391,5392.3M+20.2%17.7M1
October 13, 202311,391,53912,312,695-921.2K-7.5%8.8M1.29
September 29, 202312,312,6959,701,6092.6M+26.9%9.1M1.36
September 15, 20239,701,6099,898,686-197.1K-2.0%9.4M1.03
August 31, 20239,898,6866,616,5313.3M+49.6%11.2M1
August 15, 20236,616,7317,186,334-569.6K-7.9%11.4M1
July 31, 20237,186,3348,429,460-1.2M-14.8%10.7M1
July 14, 20238,429,4609,961,773-1.5M-15.4%15.3M1
June 30, 20239,961,77311,303,773-1.3M-11.9%11.5M1
June 15, 202311,303,7738,634,1942.7M+30.9%6.9M1.64
May 31, 20238,634,1949,249,095-614.9K-6.7%7.1M1.22
May 15, 20239,249,0958,634,786614.3K+7.1%7.5M1.23
April 28, 20238,634,7867,968,529666.3K+8.4%10.3M1
April 14, 20237,968,5298,454,691-486.2K-5.8%8.6M1
March 31, 20238,454,6915,817,3502.6M+45.3%5.3M1.61
March 15, 20235,817,3504,877,763939.6K+19.3%3.8M1.54
February 28, 20234,877,7636,402,517-1.5M-23.8%3.8M1.3
February 15, 20236,402,5545,002,4971.4M+28.0%4.5M1.42
January 31, 20235,002,4977,391,843-2.4M-32.3%4.8M1.05
January 13, 20237,391,8439,613,237-2.2M-23.1%3.5M2.09
December 30, 20229,613,2379,394,049219.2K+2.3%2.6M3.71
December 15, 20229,394,0498,079,7391.3M+16.3%2.8M3.3
November 30, 20228,079,7396,711,3511.4M+20.4%2.4M3.39
November 15, 20226,711,3516,440,756270.6K+4.2%3.6M1.87
October 31, 20226,440,7566,746,912-306.2K-4.5%3.2M2.01
October 14, 20226,746,9126,873,292-126.4K-1.8%2.4M2.77
September 30, 20226,873,2926,186,794686.5K+11.1%3.2M2.16
September 15, 20226,186,7945,928,296258.5K+4.4%2.4M2.56
August 31, 20225,928,2966,707,984-779.7K-11.6%1.8M3.23
August 15, 20226,707,9846,502,238205.7K+3.2%3.1M2.17
July 29, 20226,502,2387,028,304-526.1K-7.5%2.3M2.84
July 15, 20227,028,3048,309,183-1.3M-15.4%1.3M5.38
June 30, 20228,309,1837,477,562831.6K+11.1%1.5M5.5
June 15, 20227,477,5627,818,328-340.8K-4.4%1.5M5.09
May 31, 20227,818,3288,003,736-185.4K-2.3%1.8M4.45
May 13, 20228,003,7367,161,591842.1K+11.8%2.5M3.15
April 29, 20227,161,5916,561,375600.2K+9.2%1.7M4.18
April 14, 20226,561,3756,782,260-220.9K-3.3%1.3M4.94
March 31, 20226,782,2607,020,765-238.5K-3.4%2.2M3.1
March 15, 20227,020,7657,242,600-221.8K-3.1%2.2M3.26
February 28, 20227,242,6007,230,74711.9K+0.2%3.1M2.34
February 15, 20227,230,7476,712,762518.0K+7.7%3.8M1.89
January 31, 20226,712,7625,654,9821.1M+18.7%2.2M3.1
January 14, 20225,654,9825,395,100259.9K+4.8%1.6M3.46
December 31, 20215,395,1004,610,217784.9K+17.0%2.0M2.64
December 15, 20214,610,2173,908,438701.8K+18.0%2.1M2.25
November 30, 20213,908,4383,773,356135.1K+3.6%1.5M2.57
November 15, 20213,773,3564,635,189-861.8K-18.6%1.9M1.96
October 29, 20214,635,1894,561,95573.2K+1.6%2.2M2.1
October 15, 20214,561,9553,855,449706.5K+18.3%1.9M2.45
September 30, 20213,855,4493,534,949320.5K+9.1%1.5M2.65
September 15, 20213,534,9494,160,006-625.1K-15.0%1.0M3.41
August 31, 20214,160,0064,150,02510.0K+0.2%2.5M1.63
August 13, 20214,150,0254,079,91670.1K+1.7%1.4M2.97
July 30, 20214,079,9163,911,732168.2K+4.3%1.2M3.35
July 15, 20213,911,7324,037,328-125.6K-3.1%1.1M3.43
June 30, 20214,037,3283,426,102611.2K+17.8%2.0M2.02
June 15, 20213,426,1023,126,689299.4K+9.6%1.4M2.49

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