| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Edward K. Christian Trust | 10%+ Owner | 500 WOODWARD AVENUE, SUITE 4000, DETROIT | /s/ Judith Christian, Trustee | 10 Oct 2025 | 0001944397 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SGA | Class A Common Stock | Sale | -$13 | -1 | 0% | $13.03 | 891K | 08 Oct 2025 | Direct |