| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Fazel Payvand | Senior Vice President | ONE WILLIAMS CENTER, TULSA | Cheryl L. Mahon, Attorney-in-fact | 11 Mar 2026 | 0002112700 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | WMB | Common Stock | Tax liability | -1,464 | -4.8% | $73.18* | 29,027 | 09 Mar 2026 | Direct | F1 | |
| transaction | WMB | Common Stock | Award | +5,637 | +19% | $73.18* | 34,664 | 09 Mar 2026 | Direct | F2 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | WMB | Restricted Stock Units | Award | +5,327 | $73.18* | 5,327 | 09 Mar 2026 | Common Stock | 5,327 | $0.000000 | Direct | F3 |
| Id | Content |
|---|---|
| F1 | Shares of common stock withheld by Issuer to satisfy tax withholdings of the Reporting Person in connection with a 2023 grant of time-based restricted stock units previously reported on an as-owned basis in Table I. |
| F2 | Time-based restricted stock units convert into common stock on a one-for-one basis. |
| F3 | Performance-based restricted stock units. Vesting is subject to applicable grant agreement and Compensation and Management Development Committee certification that the Company has met the applicable three year performance measures for certain financial metrics not solely tied to the market price of issuer securities. The payout will range from 0 percent to 200 percent of the awarded number of units. |