Antero Midstream's three largest insider shareholders as of March 23, 2026 are Glen C Jr Warren (See Remarks, 6.19Mn shares), Paul M Rady (See Remarks, 3.07Mn shares), Alvyn A. Schopp (See Remarks, 1.95Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Glen C Jr Warren | See Remarks | 6,191,816 | 0 | 19 Apr, 2021 |
| Paul M Rady | See Remarks | 3,074,200 | 0 | 16 Apr, 2025 |
| Alvyn A. Schopp | See Remarks | 1,947,052 | 0 | 22 Jul, 2021 |
| Michael N. Kennedy | See Remarks | 1,600,594 | 0 | 10 Mar, 2026 |
| Brendan E. Krueger | See Remarks | 674,952 | 0 | 10 Mar, 2026 |
| Yvette K Schultz | See Remarks | 649,834 | 0 | 10 Mar, 2026 |
| W Patrick Ash | See Remarks | 453,656 | 0 | 19 Apr, 2022 |
| W Howard Jr Keenan | 154,167 | 0 | 12 Jan, 2026 | |
| David H Keyte | 111,728 | 0 | 12 Jan, 2026 | |
| John C Mollenkopf | 103,042 | 0 | 12 Jan, 2026 | |
| Sheri Pearce | See Remarks | 99,900 | 0 | 10 Mar, 2026 |
| Janine J Mcardle | 78,900 | 0 | 12 Jan, 2026 | |
| Brooks J Klimley | 69,680 | 0 | 12 Mar, 2026 | |
| Peter A Dea | 65,284 | 0 | 12 Jan, 2026 | |
| Rose M Robeson | 61,571 | 0 | 12 Apr, 2022 | |
| Nancy Chisholm | 30,684 | 0 | 12 Jan, 2026 | |
| Jeffrey S. Munoz | 9,880 | 0 | 12 Jan, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 12 Mar, 2026 | Brooks J Klimley | Common stock, par value $0.01 per share | D | 5,000 | $23.16 | 69,680 | D | S |
| 07 Mar, 2026 | Yvette K Schultz | Common stock, par value $0.01 per share | A | 97,953 | $0.00 | 741,086 | D | A |
| 07 Mar, 2026 | Brendan E. Krueger | Common stock, par value $0.01 per share | A | 97,953 | $0.00 | 731,498 | D | A |
| 07 Mar, 2026 | Michael N. Kennedy | Common stock, par value $0.01 per share | A | 261,210 | $0.00 | 1,724,120 | D | A |
| 07 Mar, 2026 | Sheri Pearce | Common stock, par value $0.01 per share | A | 32,651 | $0.00 | 139,140 | D | A |
| 07 Mar, 2026 | Sheri Pearce | Common stock, par value $0.01 per share | D | 25,240 | $22.97 | 113,900 | D | F |
| 07 Mar, 2026 | Michael N. Kennedy | Common stock, par value $0.01 per share | D | 108,526 | $22.97 | 1,615,594 | D | F |
| 07 Mar, 2026 | Brendan E. Krueger | Common stock, par value $0.01 per share | D | 56,546 | $22.97 | 674,952 | D | F |
| 07 Mar, 2026 | Yvette K Schultz | Common stock, par value $0.01 per share | D | 66,252 | $22.97 | 674,834 | D | F |
| 07 Mar, 2026 | Michael N. Kennedy | Common stock, par value $0.01 per share | D | 15,000 | $0.00 | 1,600,594 | D | G |
| 10 Mar, 2026 | Sheri Pearce | Common stock, par value $0.01 per share | D | 14,000 | $22.76 | 99,900 | D | S |
| 09 Mar, 2026 | Yvette K Schultz | Common stock, par value $0.01 per share | D | 25,000 | $22.81 | 649,834 | D | S |
| 24 Feb, 2026 | Brendan E. Krueger | Common stock, par value $0.01 per share | A | 99,242 | $0.00 | 677,392 | D | A |
| 24 Feb, 2026 | Michael N. Kennedy | Common stock, par value $0.01 per share | A | 203,212 | $0.00 | 1,552,302 | D | A |
| 24 Feb, 2026 | Yvette K Schultz | Common stock, par value $0.01 per share | A | 124,054 | $0.00 | 697,918 | D | A |
| 24 Feb, 2026 | Brendan E. Krueger | Common stock, par value $0.01 per share | D | 43,847 | $22.12 | 633,545 | D | F |
| 24 Feb, 2026 | Yvette K Schultz | Common stock, par value $0.01 per share | D | 54,785 | $22.12 | 643,133 | D | F |
| 24 Feb, 2026 | Michael N. Kennedy | Common stock, par value $0.01 per share | D | 89,392 | $22.12 | 1,462,910 | D | F |
| 10 Jan, 2026 | Peter A Dea | Common stock, par value $0.01 per share | A | 2,058 | $0.00 | 65,284 | D | A |
| 10 Jan, 2026 | Janine J Mcardle | Common stock, par value $0.01 per share | A | 2,058 | $0.00 | 78,900 | D | A |