| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Griffin Jon Kevin | Director | 1300 POST OAK BLVD., 8TH FLOOR, HOUSTON | /s/ Jason B. Beauvais, Attorney-in-Fact | 11 Mar 2026 | 0001525628 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MAIN | Common Stock | Other | +18 | +0.03% | $60.89* | 70,618 | 13 Feb 2026 | Direct | F1 | |
| transaction | MAIN | Common Stock | Other | +210 | +0.3% | $59.44* | 70,828 | 13 Feb 2026 | Direct | F1 |
| 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. |