| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Parikh Asit | Director | C/O PHATHOM PHARMACEUTICALS, INC., 100 CAMPUS DRIVE, SUITE 102, FLORHAM PARK | /s/ Steven Basta, Attorney-in-Fact for Asit Parikh | 15 Jan 2026 | 0001796787 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PHAT | Common Stock | Options Exercise | $90,125 | +8,750 | +7.2% | $10.30 | 131,000 | 13 Jan 2026 | Direct |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PHAT | Common Stock (Right to Buy) | Options Exercise | $0 | -8,750 | -100% | $0.000000 | 0 | 13 Jan 2026 | Common Stock | 8,750 | $10.30 | Direct |