Cactus, Inc. (WHD) ownership: Top institutional holder: BlackRock, Inc. ($483.39M). Insider activity: Net Seller (6 buys, 14 sells). SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| BlackRock, Inc. | 10204654.00 | $483.39M | 2026-03-31 |
| VANGUARD GROUP INC | 7557198.00 | $345.21M | 2025-12-31 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 4163393.00 | $197.22M | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 3075398.00 | $145.68M | 2026-03-31 |
| STATE STREET CORP | 3042309.00 | $144.11M | 2026-03-31 |
| WELLINGTON MANAGEMENT GROUP LLP | 2865426.00 | $135.74M | 2026-03-31 |
| T. Rowe Price Investment Management, Inc. | 2692274.00 | $127.53M | 2026-03-31 |
| FMR LLC | 2403386.00 | $113.85M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-05-12 | |
| Sell | null | 2026-05-12 | |
| Sell | null | 2026-05-12 | |
| Sell | null | 2026-03-11 | |
| Sell | null | 2026-03-11 | |
| Sell | null | 2026-03-11 | |
| Sell | null | 2026-03-11 | |
| Sell | null | 2026-03-11 |
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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.