| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| PHILLIPS ROBERT G | Director | 9950 WOODLOCH FOREST DR., THE WOODLANDS | /s/ Philip C. Neisel, as attorney-in-fact | 12 Mar 2026 | 0000901496 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | WES | Common Units representing limited partner interests | Purchase | $50,238 | +1,250 | +31% | $40.19 | 5,296 | 11 Mar 2026 | Direct |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | WES | Phantom Units | 3,778 | 11 Mar 2026 | Common Units representing limited partner interests | 3,778 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Each Phantom Unit is the economic equivalent of one WES Common Unit representing limited partnership interests, and upon vesting, will entitle the holder to receive a common unit or, at the discretion of the Board of Directors of the General Partner, cash equal to the Fair Market Value of a Common Unit. |