| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Stone Stephen R. | PRESIDENT AND CEO, Director | 400 GALLERIA PARKWAY, SUITE 1900, ATLANTA | /s/ Lauren Hemby, Chief Accouting Officer | 09 Mar 2026 | 0002064783 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | COSO | Common Stock | Purchase | $4,830 | +200 | +0.17% | $24.15 | 120,385 | 09 Mar 2026 | Direct | |
| holding | COSO | Common Stock | 4,830 | 09 Mar 2026 | By IRA |