Antero Midstream Corporation (AM) ownership: Top institutional holder: BlackRock, Inc. ($846.27M). Insider activity: Net Seller (0 buys, 20 sells). 10 recent congressional STOCK Act disclosures. SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| BlackRock, Inc. | 37117209.00 | $846.27M | 2026-03-31 |
| VANGUARD GROUP INC | 36075910.00 | $641.79M | 2025-12-31 |
| Invesco Ltd. | 21556903.00 | $491.50M | 2026-03-31 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 18299973.00 | $417.24M | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 14809259.00 | $337.65M | 2026-03-31 |
| STATE STREET CORP | 11593199.00 | $264.32M | 2026-03-31 |
| TORTOISE CAPITAL ADVISORS, L.L.C. | 11159394.00 | $254.43M | 2026-03-31 |
| GEODE CAPITAL MANAGEMENT, LLC | 9897004.00 | $225.68M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-05-04 | |
| Sell | null | 2026-05-04 | |
| Sell | null | 2026-05-04 | |
| Sell | null | 2026-05-04 | |
| Sell | null | 2026-04-10 | |
| Sell | null | 2026-04-10 | |
| Sell | null | 2026-04-10 | |
| Sell | null | 2026-04-10 |
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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.