| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Weaver Kirke | Gen. Counsel & Corp. Secy. | C/O ORGANON & CO., 30 HUDSON STREET, FLOOR 33, JERSEY CITY | /s/ Tarnetta V. Jones, as Attorney-in-Fact for Kirke Weaver | 07 May 2025 | 0001959622 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | OGN | Common Stock | Purchase | $74,054 | +8,045 | +18% | $9.20 | 52,489 | 06 May 2025 | Direct |