| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Krueger Brendan E. | Senior Vice President - Finance and Treasurer | 1615 WYNKOOP STREET, DENVER | /s/ Yvette K. Schultz, as attorney-in-fact for Brendan E. Krueger | 10 Mar 2026 | 0001860656 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | AM | Common stock, par value $0.01 per share | Award | +97,953 | +15% | $0.000000* | 731,498 | 07 Mar 2026 | Direct | F1, F2 | |
| transaction | AM | Common stock, par value $0.01 per share | Tax liability | -56,546 | -7.7% | $22.97* | 674,952 | 07 Mar 2026 | Direct | F3, F4 |
| Id | Content |
|---|---|
| F1 | Reflects the grant of restricted stock units ("RSUs") pursuant to the Amended and Restated Antero Midstream Corporation Long Term Incentive Plan (the "Plan") which vest as to 1/3 of the total amount granted on each of the first three anniversaries of March 7, 2026, generally subject to continued employment through each vesting date. |
| F2 | Includes 345,752 shares of common stock, par value $0.01 per share ("Common Stock"), of Antero Midstream Corporation (the "Issuer") subject to previously granted RSUs that remain subject to vesting. |
| F3 | In connection with the vesting and settlement of RSUs through the issuance of Common Stock pursuant to the Plan, the Issuer withheld shares of Common Stock that would otherwise have been issued to the Reporting Person to satisfy their tax withholding obligations. The number of shares of Common Stock withheld was determined based on the closing price per share of Common Stock on March 6, 2026. |
| F4 | Includes 217,185 shares of Common Stock subject to previously granted RSUs that remain subject to vesting. |
Senior Vice President - Finance and Treasurer