CLEANSPARK INC CLSK
COM NEW · Common Stock · CUSIP 18452B209 · ISIN US18452B2097
American Bitcoin mining company
- SectorFinancials
- IndustryFinance Services
- HeadquartersHenderson, NV
- Founded2014
- Websitecleanspark.com
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($656.0k this quarter). Holder counts are more reliable. Shares outstanding: 152.6m as of 2023-08-09, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $4.29. Options: 9 managers hold calls ($3.0m notional), 8 hold puts ($5.1m).
Trends to Q2 2023
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 100 |
| Q4 2022 | 104 |
| Q1 2023 | 98 |
| Q2 2023 | 121 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q4 2022 | 61 | 33 |
| Q1 2023 | 59 | 41 |
| Q2 2023 | 76 | 32 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2022 | $4.0m | $2.0m | 0.51 |
| Q4 2022 | $3.0m | $921.8k | 0.30 |
| Q1 2023 | $1.0m | $2.6m | 2.56 |
| Q2 2023 | $3.0m | $5.1m | 1.71 |
Biggest buyers
| STATE STREET CORP | Added | +3.1m |
| VANGUARD GROUP INC | Added | +2.0m |
| RENAISSANCE TECHNOLOGIES LLC | Added | +2.0m |
| MILLENNIUM MANAGEMENT LLC | Added | +1.9m |
| BIT Capital GmbH | Added | +1.7m |
| BlackRock Inc. | Added | +1.7m |
| CITADEL ADVISORS LLC | Added | +1.1m |
| STIFEL FINANCIAL CORP | New | +861.1k |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | +649.9k |
| D. E. Shaw & Co., Inc. | New | +648.7k |
Biggest sellers
| Tidal Investments LLC | Reduced | -2.5m |
| TWO SIGMA INVESTMENTS, LP | Reduced | -791.0k |
| Nuveen Asset Management, LLC | Reduced | -177.5k |
| WELLINGTON MANAGEMENT GROUP LLP | Reduced | -139.4k |
| AQR CAPITAL MANAGEMENT LLC | Reduced | -120.9k |
| AMERICAN CENTURY COMPANIES INC | Reduced | -114.2k |
| EXCHANGE TRADED CONCEPTS, LLC | Reduced | -109.5k |
| JANE STREET GROUP, LLC | Reduced | -63.2k |
| Mitsubishi UFJ Asset Management Co., Ltd. | Reduced | -36.0k |
| PRUDENTIAL FINANCIAL INC | Sold out | -27.7k |
Biggest calls
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $726.3k169.3k shares |
| GROUP ONE TRADING LLC | Added | $559.0k130.3k shares |
| SIMPLEX TRADING, LLC | Added | $472.0k110.1k shares |
| WOLVERINE TRADING, LLC | Added | $453.7k106.5k shares |
| CITADEL ADVISORS LLC | Added | $394.7k92.0k shares |
| JANE STREET GROUP, LLC | New | $331.6k77.3k shares |
| Walleye Trading LLC | New | $67.8k15.8k shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
| Cutler Group LLC / CA | Reduced | $0500 shares |
Biggest puts
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $3.1m720.1k shares |
| GROUP ONE TRADING LLC | Added | $687.3k160.2k shares |
| CITADEL ADVISORS LLC | Added | $440.6k102.7k shares |
| JANE STREET GROUP, LLC | Reduced | $338.9k79.0k shares |
| SIMPLEX TRADING, LLC | Added | $319.0k74.5k shares |
| WOLVERINE TRADING, LLC | Added | $246.7k57.9k shares |
| HAP Trading, LLC | Reduced | $21.5k12.7k shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| BlackRock, Inc. 13G · institution filed 2025-04-03 | 15.5% |
| VANGUARD CAPITAL MANAGEMENT LLC 13G · institution new · filed 2026-04-29 | 5.1% |
| D. E. SHAW & CO, L.P. 13G · passive investor new · filed 2026-07-17 | 5.0% |
Fell to 5% or below in the last year: BANK OF NOVA SCOTIA (3.9%, 2026-10-19), DIMENSIONAL FUND ADVISORS LP (3.8%, 2026-07-14), VANGUARD GROUP INC (0.0%, 2026-03-26; now reported by VANGUARD CAPITAL MANAGEMENT LLC), SUSQUEHANNA SECURITIES, LLC (4.8%, 2026-02-13)
Insider purchases and sales in Q2 2023
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q3 2021 | 0 | — | 0 | — | — |
| Q4 2021 | 0 | — | 0 | — | — |
| Q1 2022 | 2 | $130.5k | 0 | — | — |
| Q2 2022 | 0 | — | 0 | — | — |
| Q3 2022 | 0 | — | 0 | — | — |
| Q4 2022 | 1 | $34.5k | 0 | — | — |
| Q1 2023 | 0 | — | 0 | — | — |
| Q2 2023 | 0 | — | 0 | — | — |
None reported in Q2 2023.
Holders, Q2 2023
| Manager | Shares | Change |
|---|---|---|
| BlackRock Inc. 0.00% of their portfolio | 6.8m $29.2m | Added +1.7m |
| VANGUARD GROUP INC 0.00% of their portfolio | 6.2m $26.5m | Added +2.0m |
| STATE STREET CORP 0.00% of their portfolio | 5.6m $23.9m | Added +3.1m |
| Invesco Ltd. 0.01% of their portfolio | 5.5m $23.7m | Added +271.8k |
| Tidal Investments LLC 0.49% of their portfolio | 3.9m $16.7m | Reduced -2.5m |
| MILLENNIUM MANAGEMENT LLC 0.02% of their portfolio | 3.5m $14.8m | Added +1.9m |
| BIT Capital GmbH 1.25% of their portfolio | 2.5m $10.7m | Added +1.7m |
| GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 2.2m $9.6m | Added +410.0k |
| RENAISSANCE TECHNOLOGIES LLC 0.01% of their portfolio | 2.2m $9.5m | Added +2.0m |
| CITADEL ADVISORS LLC 0.01% of their portfolio | 1.5m $6.3m | Added +1.1m |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.01% of their portfolio | 1.1m $4.8m | Added +649.9k |
| MORGAN STANLEY 0.00% of their portfolio | 986.7k $4.2m | Added +505.5k |
| VAN ECK ASSOCIATES CORP 0.01% of their portfolio | 862.0k $3.7m | Reduced -3.0k |
| STIFEL FINANCIAL CORP 0.01% of their portfolio | 861.1k $3.7m | New |
| EXCHANGE TRADED CONCEPTS, LLC 0.09% of their portfolio | 820.0k $3.5m | Reduced -109.5k |
| Mirae Asset Global Investments Co., Ltd. 0.01% of their portfolio | 797.4k $3.4m | Added +387.2k |
| NORTHERN TRUST CORP 0.00% of their portfolio | 709.2k $3.0m | Added +103.2k |
| D. E. Shaw & Co., Inc. 0.00% of their portfolio | 648.7k $2.8m | New |
| Vident Investment Advisory, LLC 0.07% of their portfolio | 476.6k $2.0m | Reduced -9.8k |
| AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio | 421.8k $1.8m | Reduced -120.9k |
| GROUP ONE TRADING LLC 0.08% of their portfolio | 410.5k $1.8m | Added +180.7k |
| Bank of New York Mellon Corp 0.00% of their portfolio | 377.9k $1.6m | Reduced -10.4k |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 371.1k $1.6m | Added +148.9k |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC 0.04% of their portfolio | 351.5k $1.5m | New |
| Graham Capital Management, L.P. 0.05% of their portfolio | 347.2k $1.5m | New |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio | 331.5k $1.4m | Added +122.8k |
| GOLDENTREE ASSET MANAGEMENT LP 0.13% of their portfolio | 330.0k $1.4m | New |
| Lido Advisors, LLC 0.02% of their portfolio | 323.9k $1.4m | Unchanged |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 254.4k $1.1m | Added +98.3k |
| Informed Momentum Co LLC 0.20% of their portfolio | 249.3k $1.1m | New |
| DEUTSCHE BANK AG\ 0.00% of their portfolio | 222.0k $952.5k | Reduced -14.6k |
| Nuveen Asset Management, LLC 0.00% of their portfolio | 217.5k $933.0k | Reduced -177.5k |
| JANE STREET GROUP, LLC 0.00% of their portfolio | 207.6k $890.7k | Reduced -63.2k |
| AMERIPRISE FINANCIAL INC 0.00% of their portfolio | 200.9k $861.9k | New |
| Cubist Systematic Strategies, LLC 0.01% of their portfolio | 135.6k $581.8k | New |
| SIMPLEX TRADING, LLC 0.02% of their portfolio | 121.6k $521.0k | Added +18.5k |
| ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio | 119.5k $512.8k | Added +70.2k |
| TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio | 115.5k $495.5k | Reduced -791.0k |
| FRANKLIN RESOURCES INC 0.00% of their portfolio | 114.4k $490.8k | Added +41.4k |
| RHUMBLINE ADVISERS 0.00% of their portfolio | 113.7k $487.8k | Added +7.2k |
| INTRINSIC EDGE CAPITAL MANAGEMENT LLC 0.03% of their portfolio | 100.0k $429.0k | New |
| ExodusPoint Capital Management, LP 0.00% of their portfolio | 81.5k $350.0k | New |
| Empowered Funds, LLC 0.01% of their portfolio | 76.5k $328.0k | New |
| EA Series Trust 0.01% of their portfolio | 76.5k $328.0k | First filing |
| EMERALD MUTUAL FUND ADVISERS TRUST 0.02% of their portfolio | 74.7k $320.6k | New |
| Cambridge Investment Research Advisors, Inc. 0.00% of their portfolio | 73.8k $317.0k | Added +4.8k |
| Harvest Portfolios Group Inc. 0.01% of their portfolio | 71.1k $305.1k | Added +16.1k |
| UBS Group AG 0.00% of their portfolio | 70.7k $303.3k | Added +7.5k |
| OSAIC HOLDINGS, INC. 0.00% of their portfolio | 67.2k $288.9k | Reduced -777 |
| GTS SECURITIES LLC 0.01% of their portfolio | 63.3k $271.5k | First filing |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 62.3k $267.4k | Added +3.5k |
| Arete Wealth Advisors, LLC 0.02% of their portfolio | 58.7k $252.0k | Added +27.2k |
| WELLINGTON MANAGEMENT GROUP LLP 0.00% of their portfolio | 57.3k $245.7k | Reduced -139.4k |
| RBF Capital, LLC 0.01% of their portfolio | 50.0k $214.5k | Unchanged |
| Mitsubishi UFJ Asset Management Co., Ltd. 0.00% of their portfolio | 49.8k $213.6k | Reduced -36.0k |
| BARCLAYS PLC 0.00% of their portfolio | 47.8k $205.3k | Added +10.9k |
| AMERICAN CENTURY COMPANIES INC 0.00% of their portfolio | 46.0k $197.5k | Reduced -114.2k |
| Bayesian Capital Management, LP 0.02% of their portfolio | 45.5k $195.2k | Reduced -6.2k |
| MetLife Investment Management, LLC 0.00% of their portfolio | 43.0k $184.6k | Unchanged |
| Jump Financial, LLC 0.01% of their portfolio | 42.0k $180.3k | New |
| NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio | 41.8k $179.3k | Added +16.3k |
| WELLS FARGO & COMPANY/MN 0.00% of their portfolio | 39.8k $170.6k | Added +26.1k |
| WOLVERINE TRADING, LLC 0.00% of their portfolio | 39.0k $166.1k | New |
| Redwood Wealth Management Group, LLC 0.18% of their portfolio | 38.4k $164.9k | Reduced -100 |
| TWO SIGMA ADVISERS, LP 0.00% of their portfolio | 38.4k $164.7k | Added +21.2k |
| AMERICAN INTERNATIONAL GROUP, INC. 0.00% of their portfolio | 36.8k $158.0k | Added +1.7k |
| DARK FOREST CAPITAL MANAGEMENT LP 0.01% of their portfolio | 33.7k $144.5k | Added +33.6k |
| Federation des caisses Desjardins du Quebec 0.00% of their portfolio | 32.6k $139.7k | Added +7.0k |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio | 30.7k $131.9k | Added +12.5k |
| VOYA INVESTMENT MANAGEMENT LLC 0.00% of their portfolio | 29.9k $128.3k | Added +4.2k |
| TOBAM 0.01% of their portfolio | 28.6k $123.0k | Reduced -2.8k |
| BANK OF MONTREAL /CAN/ 0.00% of their portfolio | 28.2k $121.7k | Reduced -6.6k |
| WINTON GROUP Ltd 0.01% of their portfolio | 27.3k $117.3k | New |
| SG Americas Securities, LLC 0.00% of their portfolio | 26.4k $113.0k | Reduced -1.8k |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio | 25.5k $109.2k | Reduced -1.6k |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 25.2k $108.0k | Added +4.4k |
| Tower Research Capital LLC (TRC) 0.00% of their portfolio | 24.1k $103.2k | Added +11.9k |
| FMR LLC 0.00% of their portfolio | 23.6k $101.3k | Reduced -23.4k |
| CITIGROUP INC 0.00% of their portfolio | 23.1k $98.9k | Added +22.9k |
| IFP Advisors, Inc 0.00% of their portfolio | 22.0k $102.2k | Added +11.0k |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 0.00% of their portfolio | 21.7k $89.3k | New |
| TOTAL INVESTMENT MANAGEMENT INC 0.01% of their portfolio | 19.1k $81.9k | New |
| Intrepid Financial Planning Group LLC 0.03% of their portfolio | 16.7k $71.7k | Unchanged |
| DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio | 16.4k $70.2k | Unchanged |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio | 15.3k $66.0k | Added +1.5k |
| Bluespring Wealth Management, LLC 0.01% of their portfolio | 13.6k $58.5k | Unchanged |
| Creative Planning 0.00% of their portfolio | 12.7k $54.3k | Added +888 |
| CAPTRUST FINANCIAL ADVISORS 0.00% of their portfolio | 11.6k $49.9k | New |
| XTX Topco Ltd 0.01% of their portfolio | 11.3k $48.7k | New |
| VICTORY CAPITAL MANAGEMENT INC 0.00% of their portfolio | 11.2k $48.2k | New |
| SEAVIEW INVESTMENT MANAGERS LLC 0.02% of their portfolio | 11.0k $47.2k | Unchanged |
| Mariner, LLC 0.00% of their portfolio | 10.8k $46.1k | New |
| NISA INVESTMENT ADVISORS, LLC 0.00% of their portfolio | 10.7k $46.1k | Added +9.9k |
| Legal & General Group Plc 0.00% of their portfolio | 7.5k $32.1k | Added +321 |
| Cutler Group LLC / CA 0.01% of their portfolio | 7.3k $31.0k | Reduced -309 |
| CI INVESTMENTS INC. 0.00% of their portfolio | 7.3k $31.0k | New |
| State of Wyoming 0.01% of their portfolio | 6.4k $27.4k | New |
| AMALGAMATED BANK 0.00% of their portfolio | 6.2k $26.0k | Added +352 |
| Ameritas Investment Partners, Inc. 0.00% of their portfolio | 5.7k $24.5k | Added +2.1k |
| Metropolitan Life Insurance Co/NY 0.00% of their portfolio | 4.4k $19.0k | Unchanged |