13 insiders reported 62 Form 4 transactions for Phathom Pharmaceuticals, Inc. (PHAT) over the past 18 months (most recent 2026-07-16). Recent activity: Breedlove Robert Charles (Principal Accounting Officer) Sell 1,555 shares, Parikh Asit (Director) Sell 28,000 shares, Parikh Asit (Director) Buy 28,000 shares, FIELDS HEIDI (Director) Buy 24,122 shares, COLA MICHAEL F (Director) Buy 24,122 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-16 | Breedlove Robert Charles | Principal Accounting Officer | Sell | 1,555 | $17,159 |
| 2026-05-27 | Parikh Asit | Director | Sell | 28,000 | $0 |
| 2026-05-27 | Parikh Asit | Director | Buy | 28,000 | $0 |
| 2026-05-21 | FIELDS HEIDI | Director | Buy | 24,122 | $0 |
| 2026-05-21 | COLA MICHAEL F | Director | Buy | 24,122 | $0 |
| 2026-05-21 | KARBE FRANK | Director | Buy | 24,122 | $0 |
| 2026-05-21 | Topper James N | Director | Buy | 24,122 | $0 |
| 2026-05-21 | Schroeder Theodore R | Director | Buy | 24,122 | $0 |
| 2026-05-21 | Stenhouse Mark | Director | Buy | 24,122 | $0 |
| 2026-05-21 | Parikh Asit | Director | Buy | 24,122 | $0 |
| 2026-05-21 | Parikh Asit | Director | Buy | 17,500 | $86,625 |
| 2026-03-11 | Parikh Asit | Director | Buy | 40,000 | $0 |
| 2026-03-11 | Parikh Asit | Director | Sell | 40,000 | $0 |
| 2026-03-03 | Breedlove Robert Charles | Principal Accounting Officer | Buy | 13,000 | $0 |
| 2026-03-03 | Breedlove Robert Charles | Principal Accounting Officer | Buy | 2,790 | $0 |
| 2026-03-03 | Breedlove Robert Charles | Principal Accounting Officer | Sell | 964 | $12,108 |
| 2026-03-03 | Breedlove Robert Charles | Principal Accounting Officer | Sell | 414 | $5,200 |
| 2026-02-12 | Cook Anne Marie | Chief Legal Off. & Corp. Sec. | Buy | 3,461 | $0 |
| 2026-02-12 | Cook Anne Marie | Chief Legal Off. & Corp. Sec. | Sell | 1,535 | $19,679 |
| 2026-02-12 | Basta Steven L | President and CEO | Buy | 12,362 | $0 |
| 2026-02-12 | Basta Steven L | President and CEO | Sell | 6,277 | $80,471 |
| 2026-01-27 | Parikh Asit | Director | Buy | 80,500 | $0 |
| 2026-01-27 | Parikh Asit | Director | Sell | 80,500 | $0 |
| 2026-01-23 | Breedlove Robert Charles | Principal Accounting Officer | Sell | 776 | $10,561 |
| 2026-01-15 | Parikh Asit | Director | Buy | 8,750 | $90,125 |
Source: SEC Form 4 filings · as of 2026-07-16