Cleanspark, Inc. (CLSK) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

249,567,290Shares Outstanding

2,079,237Shares held by institutions

$19,295,319Value of institutional holdings

82.86%Institutional ownership %

12.38%Shares Changed QoQ

363No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

According to SEC filings for the period ending December 2025, Cleanspark, Inc. (NASDAQ:CLSK) is held by 363 institutional firms.

These investors collectively held 82.9% of the company's total shares outstanding in December 2025, down from 153.6% in September 2025.
The company experienced a 12.38% quarterly change in institutional shares held, alongside an increase of 34.94% in total owners annually.
Among the 363 institutional holders of Cleanspark, 214 added to their stakes while 100 trimmed their positions and 49 held steady.
The aggregate institutional position in Cleanspark now stands at 206.78Mn shares as of December 2025, after investors increased their holdings (up by 22.78Mn shares quarter on quarter which is up 58.49Mn shares year over year).
BlackRock, Inc. continues to be the largest institutional holder of Cleanspark as of December 31, 2025, with a position of 44.62Mn shares, representing 17.88% of the company's outstanding stock.
Among the most significant buyers of Cleanspark during December 2025 were Marex Group plc (5.38Mn), DIMENSIONAL FUND ADVISORS LP (3.47Mn), RENAISSANCE TECHNOLOGIES LLC (2.58Mn), Situational Awareness LP (1.64Mn), UBS Group AG (1.60Mn).
Leading sellers of Cleanspark stock in December 2025 included Squarepoint Ops LLC (2.11Mn), TUDOR INVESTMENT CORP ET AL (1.60Mn), VOLORIDGE INVESTMENT MANAGEMENT, LLC (1.57Mn), Clear Street Group Inc. (1.32Mn), MILLENNIUM MANAGEMENT LLC (1.18Mn).
The top 10 institutional holders of Cleanspark for the quarter ending December 2025 included BlackRock, Inc. (44.62Mn), VANGUARD GROUP INC (25.10Mn), STATE STREET CORP (11.46Mn), DIMENSIONAL FUND ADVISORS LP (7.78Mn), GEODE CAPITAL MANAGEMENT, LLC (7.41Mn), MORGAN STANLEY (6.19Mn), JANE STREET GROUP, LLC (6.06Mn), Marex Group plc (5.40Mn), GOLDMAN SACHS GROUP INC (4.77Mn), Tidal Investments LLC (4.16Mn).

363 Institutional Holders

2,079,237 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	44,615,211	177,335	0.40%	$451,505,935.00
VANGUARD GROUP INC	31 Dec, 2025	25,097,687	-954,163	-3.66%	$253,988,591.00
STATE STREET CORP	31 Dec, 2025	11,455,442	438,075	3.98%	$115,929,073.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	7,779,062	3,467,841	80.44%	$78,731,083.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	7,410,980	-78,161	-1.04%	$75,010,269.00
MORGAN STANLEY	31 Dec, 2025	6,187,031	-141,896	-2.24%	$62,612,761.00
JANE STREET GROUP, LLC	31 Dec, 2025	6,055,548	186,446	3.18%	$61,282,146.00
Marex Group plc	31 Dec, 2025	5,400,561	5,377,976	23,812.16%	$54,653,677.00
GOLDMAN SACHS GROUP INC	31 Dec, 2025	4,769,169	-274,252	-5.44%	$48,263,990.00
Tidal Investments LLC	31 Dec, 2025	4,162,133	-204,304	-4.68%	$42,120,786.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	31 Dec, 2025	3,660,919	198,421	5.73%	$37,048,500.00
UBS Group AG	31 Dec, 2025	3,579,166	1,602,830	81.10%	$36,221,160.00
NORTHERN TRUST CORP	31 Dec, 2025	2,808,138	-186,383	-6.22%	$28,418,357.00
D. E. Shaw & Co., Inc.	31 Dec, 2025	2,771,270	-787,958	-22.14%	$28,045,252.00
Jefferies Financial Group Inc.	31 Dec, 2025	2,768,108	147,805	5.64%	$28,013,253.00
RENAISSANCE TECHNOLOGIES LLC	31 Dec, 2025	2,581,482	2,581,482	0.00%	$26,124,598.00
VAN ECK ASSOCIATES CORP	31 Dec, 2025	2,579,091	458,230	21.61%	$26,100.00
BARCLAYS PLC	31 Dec, 2025	2,534,090	496,421	24.36%	$25,644,989.00
NOMURA HOLDINGS INC	31 Dec, 2025	2,328,351	627,747	36.91%	$23,562,912.00
VOLORIDGE INVESTMENT MANAGEMENT, LLC	31 Dec, 2025	2,299,020	-1,566,926	-40.53%	$23,266,082.00

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