CleanSpark, Inc. (CLSK) ownership: Top institutional holder: BlackRock, Inc. ($355.23M). Insider activity: Net Seller (4 buys, 16 sells). SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| BlackRock, Inc. | 41742612.00 | $355.23M | 2026-03-31 |
| VANGUARD GROUP INC | 25097687.00 | $253.99M | 2025-12-31 |
| DIMENSIONAL FUND ADVISORS LP | 14102777.00 | $120.01M | 2026-03-31 |
| Situational Awareness LP | 12276139.00 | $104.47M | 2026-03-31 |
| Situational Awareness Partners LP | 12276139.00 | $104.47M | 2026-03-31 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 11092140.00 | $94.39M | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 11071533.00 | $94.22M | 2026-03-31 |
| STATE STREET CORP | 10996032.00 | $93.58M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Buy | null | 2026-05-14 | |
| Buy | null | 2026-05-14 | |
| Buy | null | 2026-05-14 | |
| Buy | null | 2026-05-14 | |
| Sell | null | 2026-05-13 | |
| Sell | null | 2026-05-13 | |
| Sell | null | 2026-05-13 | |
| Sell | null | 2026-05-13 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.