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NASDAQ · FINANCIAL SERVICES · Holders

CleanSpark Inc (CLSK) Institutional Ownership & Insider Trading History

Top CLSK institutional shareholders, filing changes, and Form 4 insider activity with filters for buys, sales, option exercises, gifts, and tax withholding.

Section freshness

Price Jun 26, 4:00 PM EDT · Statements Mar 30, 8:00 PM EDT

Source timingDetails

Data freshness

Prices update fastest. Fundamentals, analyst data, and news update on their own schedules, so check these timestamps before comparing signals.

Price time means the latest available trade or regular-market close. Other times show when that section was checked or published.

PriceLive
Last traded
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Fundamentalsevery 1 hr
Provider checked
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Analystevery 1 hr
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Newsevery 4 hr
Latest item
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Ownership read

CLSK insider sentiment: Mixed, buy-heavy.

BLACKROCK is the largest institutional holder. 62 sales and 58 purchases appear in the recent Form 4 filings. Use the filters below to separate real buying and selling from option exercises, gifts, awards, and tax withholding.

Insider flow

CLSK

Purchases8.54M
Sales2.27M

Directional bars ignore awards, gifts, conversions, and tax withholding rows.

Top holder

41.74M

BLACKROCK

Insider stance

Mixed, buy-heavy

$6.70M sold / — bought

Latest filing

May 14, 2026

Most recent holder or insider filing date

Filings shown

240

120 holder / 120 insider

Holder rows
120
Market data source
Latest filing
May 14, 2026
Most recent holder or insider filing date
Increased / initiated
69
49 decreased
Insider rows
120
Market data source

Top 120 institutional holders

CleanSpark Inc (CLSK) institutional ownership

Ranked by reported share count, with position changes and latest filing dates where ownership data supplies them.

BLACKROCK

Rank #1

16.3%

Shares
41.74M
Change
-2.87M
Change %
-6.44%
Filing
Mar 31, 2026

Decreased

VANGUARD GROUP INC

Rank #2

9.82%

Shares
25.10M
Change
-954.16K
Change %
-3.66%
Filing
Dec 31, 2025

Decreased

DIMENSIONAL FUND ADVISORS LP

Rank #3

5.52%

Shares
14.10M
Change
+6.32M
Change %
+81.29%
Filing
Mar 31, 2026

Increased

SITUATIONAL AWARENESS LP

Rank #4

4.80%

Shares
12.28M
Change
+10.64M
Change %
+648.36%
Filing
Mar 31, 2026

Increased

SITUATIONAL AWARENESS PARTNERS LP

Rank #5

4.80%

Shares
12.28M
Change
+12.28M
Change %
Filing
Mar 31, 2026

Initiated

VANGUARD PORTFOLIO MANAGEMENT LLC

Rank #6

4.34%

Shares
11.09M
Change
+11.09M
Change %
Filing
Mar 31, 2026

Initiated

VANGUARD CAPITAL MANAGEMENT LLC

Rank #7

4.33%

Shares
11.07M
Change
+11.07M
Change %
Filing
Mar 31, 2026

Initiated

STATE STREET CORP

Rank #8

4.30%

Shares
11.00M
Change
-459.41K
Change %
-4.01%
Filing
Mar 31, 2026

Decreased

GEODE CAPITAL MANAGEMENT

Rank #9

2.79%

Shares
7.14M
Change
-270.01K
Change %
-3.64%
Filing
Mar 31, 2026

Decreased

MORGAN STANLEY

Rank #10

2.64%

Shares
6.76M
Change
+572.47K
Change %
+9.25%
Filing
Mar 31, 2026

Increased

D. E. SHAW & CO.

Rank #11

2.52%

Shares
6.43M
Change
+3.66M
Change %
+132.15%
Filing
Mar 31, 2026

Increased

INVESCO LTD.

Rank #12

1.95%

Shares
4.98M
Change
+574.74K
Change %
+13.04%
Filing
Mar 31, 2026

Increased

MAREX GROUP PLC

Rank #13

1.48%

Shares
3.79M
Change
-1.61M
Change %
-29.86%
Filing
Mar 31, 2026

Decreased

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

Rank #14

1.34%

Shares
3.42M
Change
-243.12K
Change %
-6.64%
Filing
Mar 31, 2026

Decreased

UBS GROUP AG

Rank #15

1.30%

Shares
3.31M
Change
-264.19K
Change %
-7.38%
Filing
Mar 31, 2026

Decreased

NUVEEN

Rank #16

1.21%

Shares
3.10M
Change
+1.44M
Change %
+86.79%
Filing
Mar 31, 2026

Increased

GOLDMAN SACHS GROUP INC

Rank #17

1.19%

Shares
3.03M
Change
-515.38K
Change %
-14.54%
Filing
Mar 31, 2026

Decreased

VAN ECK ASSOCIATES CORP

Rank #18

1.15%

Shares
2.94M
Change
+357.65K
Change %
+13.87%
Filing
Mar 31, 2026

Increased

NORTHERN TRUST CORP

Rank #19

1.08%

Shares
2.76M
Change
-45.56K
Change %
-1.62%
Filing
Mar 31, 2026

Decreased

BANK OF AMERICA CORP

Rank #20

1.01%

Shares
2.58M
Change
+1.45M
Change %
+128.87%
Filing
Mar 31, 2026

Increased

SUSQUEHANNA INTERNATIONAL GROUP

Rank #21

0.97%

Shares
2.48M
Change
+411.88K
Change %
+19.89%
Filing
Mar 31, 2026

Increased

NOMURA HOLDINGS INC

Rank #22

0.97%

Shares
2.48M
Change
+153.30K
Change %
+6.58%
Filing
Mar 31, 2026

Increased

HRT FINANCIAL LP

Rank #23

0.90%

Shares
2.30M
Change
+2.30M
Change %
Filing
Mar 31, 2026

Initiated

CITADEL ADVISORS LLC

Rank #24

0.82%

Shares
2.10M
Change
+2.10M
Change %
Filing
Mar 31, 2026

Initiated

BARCLAYS PLC

Rank #25

0.81%

Shares
2.07M
Change
-460.91K
Change %
-18.19%
Filing
Mar 31, 2026

Decreased

TIDAL INVESTMENTS LLC

Rank #26

0.75%

Shares
1.91M
Change
-1.86M
Change %
-49.26%
Filing
Mar 31, 2026

Decreased

BANK OF NEW YORK MELLON CORP

Rank #27

0.68%

Shares
1.73M
Change
-206.32K
Change %
-10.64%
Filing
Mar 31, 2026

Decreased

EXCHANGE TRADED CONCEPTS

Rank #28

0.67%

Shares
1.70M
Change
+551.23K
Change %
+47.93%
Filing
Mar 31, 2026

Increased

VANGUARD FIDUCIARY TRUST CO

Rank #29

0.64%

Shares
1.64M
Change
+1.64M
Change %
Filing
Mar 31, 2026

Initiated

POINT72 ASSET MANAGEMENT

Rank #30

0.63%

Shares
1.60M
Change
+1.60M
Change %
Filing
Mar 31, 2026

Initiated

BEARTOWN CAPITAL MANAGEMENT

Rank #31

0.61%

Shares
1.55M
Change
+1.55M
Change %
Filing
Mar 31, 2026

Initiated

MIRAE ASSET GLOBAL ETFS HOLDINGS LTD.

Rank #32

0.60%

Shares
1.54M
Change
-158.25K
Change %
-9.30%
Filing
Mar 31, 2026

Decreased

CLEARFIELD CAPITAL MANAGEMENT LP

Rank #33

0.52%

Shares
1.34M
Change
+6.20K
Change %
+47.00%
Filing
Mar 31, 2026

Increased

VIDENT ADVISORY

Rank #34

0.51%

Shares
1.30M
Change
-99.19K
Change %
-7.08%
Filing
Mar 31, 2026

Decreased

JANE STREET GROUP

Rank #35

0.51%

Shares
1.30M
Change
+825.91K
Change %
+174.00%
Filing
Mar 31, 2026

Increased

PRINCIPAL FINANCIAL GROUP INC

Rank #36

0.49%

Shares
1.24M
Change
-96.64K
Change %
-7.21%
Filing
Mar 31, 2026

Decreased

JPMORGAN CHASE & CO

Rank #37

0.46%

Shares
1.17M
Change
-340.24K
Change %
-22.55%
Filing
Mar 31, 2026

Decreased

PUBLIC SECTOR PENSION INVESTMENT BOARD

Rank #38

0.36%

Shares
915.01K
Change
-57.82K
Change %
-5.94%
Filing
Mar 31, 2026

Decreased

INTRINSIC EDGE CAPITAL MANAGEMENT LLC

Rank #39

0.35%

Shares
894.74K
Change
+770.00K
Change %
+617.31%
Filing
Mar 31, 2026

Increased

STIFEL FINANCIAL CORP

Rank #40

0.33%

Shares
844.95K
Change
-21.16K
Change %
-2.44%
Filing
Mar 31, 2026

Decreased

BOUNDLESS PLAIN HOLDINGS LTD

Rank #41

0.29%

Shares
734.59K
Change
+734.59K
Change %
Filing
Mar 31, 2026

Initiated

FORT POINT CAPITAL PARTNERS LLC

Rank #42

0.28%

Shares
709.05K
Change
-400.00K
Change %
-36.07%
Filing
Mar 31, 2026

Decreased

RHUMBLINE ADVISERS

Rank #43

0.27%

Shares
683.27K
Change
-76.75K
Change %
-10.10%
Filing
Mar 31, 2026

Decreased

SIH PARTNERS

Rank #44

0.26%

Shares
673.46K
Change
+673.46K
Change %
Filing
Mar 31, 2026

Initiated

AMERIPRISE FINANCIAL INC

Rank #45

0.25%

Shares
646.86K
Change
-14.57K
Change %
-2.20%
Filing
Mar 31, 2026

Decreased

VENNLIGHT CAPITAL MANAGEMENT

Rank #46

0.25%

Shares
644.87K
Change
+644.87K
Change %
Filing
Mar 31, 2026

Initiated

BOOTHBAY FUND MANAGEMENT

Rank #47

0.25%

Shares
631.18K
Change
+515.08K
Change %
+443.65%
Filing
Mar 31, 2026

Increased

LMR PARTNERS LLP

Rank #48

0.24%

Shares
611.45K
Change
+611.45K
Change %
Filing
Mar 31, 2026

Initiated

CLEARLINE CAPITAL LP

Rank #49

0.23%

Shares
592.01K
Change
+592.01K
Change %
Filing
Mar 31, 2026

Initiated

SHARIAPORTFOLIO

Rank #50

0.22%

Shares
569.93K
Change
-214.86K
Change %
-27.38%
Filing
Mar 31, 2026

Decreased

CUBIST SYSTEMATIC STRATEGIES

Rank #51

0.22%

Shares
563.86K
Change
+563.86K
Change %
Filing
Sep 30, 2025

Initiated

BREVAN HOWARD CAPITAL MANAGEMENT LP

Rank #52

0.21%

Shares
548.61K
Change
-21.25K
Change %
-3.73%
Filing
Mar 31, 2026

Decreased

LEGAL & GENERAL GROUP PLC

Rank #53

0.20%

Shares
518.46K
Change
-130.07K
Change %
-20.06%
Filing
Mar 31, 2026

Decreased

DZ BANK AG DEUTSCHE ZENTRAL GENOSSENSCHAFTS BANK

Rank #54

0.20%

Shares
512.86K
Change
+20.32K
Change %
+4.13%
Filing
Mar 31, 2026

Increased

VOYA INVESTMENT MANAGEMENT LLC

Rank #55

0.20%

Shares
512.27K
Change
-28.68K
Change %
-5.30%
Filing
Mar 31, 2026

Decreased

GALAXY GROUP INVESTMENTS LLC

Rank #56

0.20%

Shares
506.75K
Change
+506.75K
Change %
Filing
Dec 31, 2025

Initiated

SWISS NATIONAL BANK

Rank #57

0.20%

Shares
505.80K
Change
-48.40K
Change %
-8.73%
Filing
Mar 31, 2026

Decreased

SG AMERICAS SECURITIES

Rank #58

0.20%

Shares
503.29K
Change
-624.97K
Change %
-55.39%
Filing
Mar 31, 2026

Decreased

ALIGHT CAPITAL MANAGEMENT LP

Rank #59

0.20%

Shares
500.00K
Change
+150.00K
Change %
+42.86%
Filing
Mar 31, 2026

Increased

UBS AM

Rank #60

0.19%

Shares
497.30K
Change
-9.62K
Change %
-1.90%
Filing
Mar 31, 2026

Decreased

ALGERT GLOBAL LLC

Rank #61

0.19%

Shares
473.68K
Change
+265.36K
Change %
+127.38%
Filing
Mar 31, 2026

Increased

CSM ADVISORS

Rank #62

0.18%

Shares
451.70K
Change
+59.92K
Change %
+15.29%
Filing
Mar 31, 2026

Increased

FIRST TRUST ADVISORS LP

Rank #63

0.16%

Shares
416.04K
Change
-233.64K
Change %
-35.96%
Filing
Mar 31, 2026

Decreased

CONGRESS ASSET MANAGEMENT CO

Rank #64

0.16%

Shares
415.22K
Change
+55.96K
Change %
+15.58%
Filing
Mar 31, 2026

Increased

IMC-CHICAGO

Rank #65

0.16%

Shares
401.74K
Change
-212.46K
Change %
-34.59%
Filing
Mar 31, 2026

Decreased

LANDSCAPE CAPITAL MANAGEMENT

Rank #66

0.15%

Shares
391.40K
Change
+45.64K
Change %
+13.20%
Filing
Mar 31, 2026

Increased

SUMMIT FINANCIAL

Rank #67

0.14%

Shares
369.94K
Change
+53.85K
Change %
+17.04%
Filing
Mar 31, 2026

Increased

DEUTSCHE BANK AG\

Rank #68

0.14%

Shares
368.20K
Change
+2.17K
Change %
+59.00%
Filing
Mar 31, 2026

Increased

MILLENNIUM MANAGEMENT LLC

Rank #69

0.13%

Shares
328.72K
Change
-160.99K
Change %
-32.87%
Filing
Mar 31, 2026

Decreased

SIMPLEX TRADING

Rank #70

0.12%

Shares
312.27K
Change
+86.74K
Change %
+38.46%
Filing
Mar 31, 2026

Increased

ALLIANCEBERNSTEIN L.P.

Rank #71

0.12%

Shares
303.08K
Change
-23.06K
Change %
-7.07%
Filing
Mar 31, 2026

Decreased

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

Rank #72

0.12%

Shares
300.69K
Change
+30.66K
Change %
+11.36%
Filing
Mar 31, 2026

Increased

MARIDEA WEALTH MANAGEMENT LLC

Rank #73

0.12%

Shares
300.58K
Change
+39.58K
Change %
+15.16%
Filing
Mar 31, 2026

Increased

SCOGGIN MANAGEMENT LP

Rank #74

0.12%

Shares
300.00K
Change
+300.00K
Change %
Filing
Mar 31, 2026

Initiated

CLARITY CAPITAL PARTNERS LLC

Rank #75

0.11%

Shares
290.12K
Change
+17.17K
Change %
+6.29%
Filing
Jun 30, 2025

Increased

PRICE T ROWE ASSOCIATES INC

Rank #76

0.11%

Shares
289.70K
Change
+23.17K
Change %
+8.69%
Filing
Mar 31, 2026

Increased

NEW YORK STATE TEACHERS RETIREMENT SYSTEM

Rank #77

0.11%

Shares
283.99K
Change
-57.76K
Change %
-16.90%
Filing
Mar 31, 2026

Decreased

CETERA INVESTMENT ADVISERS

Rank #78

0.11%

Shares
271.55K
Change
-2.46K
Change %
-90.00%
Filing
Mar 31, 2026

Decreased

PRUDENTIAL FINANCIAL INC

Rank #79

0.10%

Shares
261.50K
Change
-34.10K
Change %
-11.54%
Filing
Mar 31, 2026

Decreased

MARNELL MANAGEMENT LLC

Rank #80

0.10%

Shares
254.38K
Change
+254.38K
Change %
Filing
Mar 31, 2026

Initiated

EMPOWERED FUNDS

Rank #81

0.10%

Shares
251.70K
Change
+251.70K
Change %
Filing
Mar 31, 2026

Initiated

FIDUCIARY ALLIANCE LLC

Rank #82

0.09%

Shares
240.24K
Change
+22.59K
Change %
+10.38%
Filing
Mar 31, 2026

Increased

WELLS FARGO & COMPANY

Rank #83

0.09%

Shares
239.25K
Change
-224.09K
Change %
-48.36%
Filing
Mar 31, 2026

Decreased

EXODUSPOINT CAPITAL MANAGEMENT

Rank #84

0.09%

Shares
230.98K
Change
+230.98K
Change %
Filing
Mar 31, 2026

Initiated

VANGUARD ASSET MANAGEMENT

Rank #85

0.09%

Shares
229.63K
Change
+229.63K
Change %
Filing
Mar 31, 2026

Initiated

FEYNMAN POINT ASSET MANAGEMENT LLC

Rank #86

0.08%

Shares
213.30K
Change
+36.50K
Change %
+20.64%
Filing
Mar 31, 2026

Increased

AURELIUS CAPITAL MANAGEMENT

Rank #87

0.08%

Shares
207.39K
Change
+207.39K
Change %
Filing
Sep 30, 2025

Initiated

GROUP ONE TRADING LLC

Rank #88

0.08%

Shares
195.90K
Change
-243.22K
Change %
-55.39%
Filing
Mar 31, 2026

Decreased

CONNOR

Rank #89

0.07%

Shares
181.16K
Change
+181.16K
Change %
Filing
Mar 31, 2026

Initiated

INTECH INVESTMENT MANAGEMENT LLC

Rank #90

0.07%

Shares
177.32K
Change
+55.32K
Change %
+45.34%
Filing
Mar 31, 2026

Increased

THRIVENT FINANCIAL FOR LUTHERANS

Rank #91

0.07%

Shares
170.71K
Change
-22.43K
Change %
-11.61%
Filing
Mar 31, 2026

Decreased

UNIVERSAL- BETEILIGUNGS- UND SERVICEGESELLSCHAFT MBH

Rank #92

0.06%

Shares
165.91K
Change
-74.18K
Change %
-30.90%
Filing
Mar 31, 2026

Decreased

HEADLANDS TECHNOLOGIES LLC

Rank #93

0.06%

Shares
162.82K
Change
+162.82K
Change %
Filing
Mar 31, 2026

Initiated

WALLEYE CAPITAL LLC

Rank #94

0.06%

Shares
151.69K
Change
-527.83K
Change %
-77.68%
Filing
Mar 31, 2026

Decreased

JANNEY MONTGOMERY SCOTT LLC

Rank #95

0.06%

Shares
149.47K
Change
+59.83K
Change %
+66.74%
Filing
Mar 31, 2026

Increased

TORONTO DOMINION BANK

Rank #96

0.06%

Shares
148.83K
Change
+138.35K
Change %
+1320.28%
Filing
Mar 31, 2026

Increased

HARVEST PORTFOLIOS GROUP INC.

Rank #97

0.06%

Shares
146.69K
Change
-9.67K
Change %
-6.18%
Filing
Mar 31, 2026

Decreased

SHAY CAPITAL LLC

Rank #98

0.06%

Shares
145.00K
Change
+145.00K
Change %
Filing
Mar 31, 2026

Initiated

ROYAL BANK OF CANADA

Rank #99

0.05%

Shares
134.43K
Change
+50.15K
Change %
+59.50%
Filing
Mar 31, 2026

Increased

COVESTOR LTD

Rank #100

0.05%

Shares
131.04K
Change
+131.03K
Change %
+1007907.69%
Filing
Mar 31, 2026

Increased

Showing 100 of 120 matching institutional rows.Load more institutions

Recent insider transactions

CleanSpark Inc (CLSK) Form 4 filings

Action codes are translated so open-market buys and sales are separate from awards, gifts, conversions, and tax withholding.

SCHULTZ, S. MATTHEW

Director, CEO & Chairman

SaleOpen-market or direct sale reported on Form 4.
Shares
9.03K
% company
<0.01%
Price
$13.98
Value
$126,260

Filed May 14, 2026

MONNIG, TAYLOR

CTO, COO

SaleOpen-market or direct sale reported on Form 4.
Shares
211
% company
<0.01%
Price
$13.98
Value
$2,950

Filed May 14, 2026

GARRISON, SCOTT EUGENE

EVP, Chief Development Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
1.19K
% company
<0.01%
Price
$13.98
Value
$16,665

Filed May 14, 2026

VECCHIARELLI, GARY ANTHONY

President, CFO

SaleOpen-market or direct sale reported on Form 4.
Shares
632
% company
<0.01%
Price
$13.98
Value
$8,836

Filed May 14, 2026

VECCHIARELLI, GARY ANTHONY

President, CFO

SaleOpen-market or direct sale reported on Form 4.
Shares
1.61K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed May 13, 2026

SCHULTZ, S. MATTHEW

Director, CEO & Chairman

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
20.52K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed May 13, 2026

MONNIG, TAYLOR

CTO, COO

SaleOpen-market or direct sale reported on Form 4.
Shares
535
% company
<0.01%
Price
Not reported
Value
Not reported

Filed May 13, 2026

MONNIG, TAYLOR

CTO, COO

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
535
% company
<0.01%
Price
Not reported
Value
Not reported

Filed May 13, 2026

VECCHIARELLI, GARY ANTHONY

President, CFO

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
1.61K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed May 13, 2026

GARRISON, SCOTT EUGENE

EVP, Chief Development Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
2.68K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed May 13, 2026

GARRISON, SCOTT EUGENE

EVP, Chief Development Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
2.68K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed May 13, 2026

SCHULTZ, S. MATTHEW

Director, CEO & Chairman

SaleOpen-market or direct sale reported on Form 4.
Shares
20.52K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed May 13, 2026

Showing 12 of 120 matching Form 4 rows. Percent of company uses current shares outstanding when available.Load more insiders

Frequently asked

Common questions.

Who are the largest CLSK shareholders?

BLACKROCK is the largest institutional holder of CLSK, with 41.74 million shares, or about 16.33% of shares outstanding. Additional institutions are ranked by reported share count.

What is institutional ownership of CLSK?

CleanSpark Inc (CLSK) has 120 institutional holders on file — 69 that increased or initiated positions and 49 that reduced them, as of the latest filing on Mar 31, 2026.

Where can I see CleanSpark Inc insider transactions?

CleanSpark Inc (CLSK) has 120 Form 4 insider transactions on file, most recently on May 14, 2026, separated into purchases, sales, option exercises, awards, gifts, and tax withholding so administrative transactions are distinguished from open-market trades.

Are CLSK insiders buying or selling?

Recent CLSK insider activity reads Mixed, buy-heavy: 62 sales and 58 purchases. Awards, gifts, conversions, and tax withholding are listed separately because they do not carry the same signal as open-market trades.

Who is the most active CLSK insider?

SCHULTZ, S. MATTHEW is the most active CLSK insider by absolute share movement, with 5.22 million shares moving across the filing history. Review the action labels before treating that activity as buying or selling.