| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| FOSTER VINCENT D | Director | 1300 POST OAK BLVD, 8TH FLOOR, HOUSTON | /s/ Jason B. Beauvais, Attorney-in-Fact | 13 Feb 2026 | 0001069725 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MAIN | Common Stock | Other | $718 | +12 | +0% | $62.27 | 1,734,717 | 15 Jan 2026 | Direct | F1 |
| transaction | MAIN | Common Stock | Other | $76,634 | +1,231 | +0.07% | $62.27 | 1,735,948 | 15 Jan 2026 | Direct | F1 |
| holding | MAIN | Common Stock | 35,307 | 15 Jan 2026 | MS Trust I | F2 | |||||
| holding | MAIN | Common Stock | 34,557 | 15 Jan 2026 | MS Trust II | F2 | |||||
| holding | MAIN | Common Stock | 34,557 | 15 Jan 2026 | MS Trust III | F2 | |||||
| holding | MAIN | Common Stock | 33,300 | 15 Jan 2026 | MS Trust V | F2 |
| Id | Content |
|---|---|
| F1 | The reporting person acquired these shares under a dividend reinvestment plan, pursuant to a dividend reinvestment transaction exempt from Section 16 under Rule 16a-11. |
| F2 | Family trust |