PHAT
Phathom Pharmaceuticals, Inc.
NASDAQ · Healthcare · Biotechnology · US
$9.50
+4.97%0
Insider buys (3m)
0
Insider sells (3m)
$0.00
Net value (3m)
-11.5%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Jul 16, 2026 | Breedlove Robert Charles · officer: Principal Accounting Officer | F-InKind | 1,555 | $11 |
| May 21, 2026 | FIELDS HEIDI · director | A-Award | 24,122 | $0.00 |
| May 21, 2026 | COLA MICHAEL F · director | A-Award | 24,122 | $0.00 |
| May 21, 2026 | Schroeder Theodore R · director | A-Award | 24,122 | $0.00 |
| May 21, 2026 | Parikh Asit · director | M-Exempt | 17,500 | $4.95 |
| May 21, 2026 | Parikh Asit · director | A-Award | 24,122 | $0.00 |
| May 21, 2026 | Topper James N · director, 10 percent owner: | A-Award | 24,122 | $0.00 |
| May 21, 2026 | Stenhouse Mark · director | A-Award | 24,122 | $0.00 |
| May 21, 2026 | KARBE FRANK · director | A-Award | 24,122 | $0.00 |
| Mar 3, 2026 | Breedlove Robert Charles · officer: Principal Accounting Officer | F-InKind | 414 | $13 |
| Mar 3, 2026 | Breedlove Robert Charles · officer: Principal Accounting Officer | F-InKind | 964 | $13 |
| Mar 3, 2026 | Breedlove Robert Charles · officer: Principal Accounting Officer | A-Award | 2,790 | $0.00 |
| Mar 3, 2026 | Breedlove Robert Charles · officer: Principal Accounting Officer | A-Award | 13,000 | $0.00 |
| Feb 12, 2026 | Basta Steven L · director, officer: President and CEO | F-InKind | 6,277 | $13 |
| Feb 12, 2026 | Cook Anne Marie · officer: Chief Legal Off. & Corp. Sec. | A-Award | 3,461 | $0.00 |
| Feb 12, 2026 | Cook Anne Marie · officer: Chief Legal Off. & Corp. Sec. | F-InKind | 1,535 | $13 |
| Feb 12, 2026 | Basta Steven L · director, officer: President and CEO | A-Award | 12,362 | $0.00 |
| Jan 23, 2026 | Breedlove Robert Charles · officer: Principal Accounting Officer | F-InKind | 776 | $14 |
| Jan 15, 2026 | Parikh Asit · director | M-Exempt | 8,750 | $10 |
| Jan 2, 2026 | Narula Sanjeev · officer: Chief Financial & Bus. Officer | A-Award | 42,848 | $16 |
| Jan 2, 2026 | Basta Steven L · director, officer: President and CEO | A-Award | 251,034 | $0.00 |
| Jan 2, 2026 | Basta Steven L · director, officer: President and CEO | A-Award | 226,156 | $16 |
| Jan 2, 2026 | Cook Anne Marie · officer: Chief Legal Off. & Corp. Sec. | A-Award | 75,345 | $0.00 |
| Jan 2, 2026 | Cook Anne Marie · officer: Chief Legal Off. & Corp. Sec. | A-Award | 67,878 | $16 |
| Jan 2, 2026 | Narula Sanjeev · officer: Chief Financial & Bus. Officer | A-Award | 82,715 | $0.00 |
| Dec 23, 2025 | Parikh Asit · director | M-Exempt | 8,750 | $10 |
| Dec 19, 2025 | Breedlove Robert Charles · officer: Principal Accounting Officer | F-InKind | 230 | $16 |
| Dec 19, 2025 | Basta Steven L · director, officer: President and CEO | F-InKind | 31,502 | $15 |
| Dec 19, 2025 | Basta Steven L · director, officer: President and CEO | A-Award | 62,038 | $0.00 |
| Dec 19, 2025 | Cook Anne Marie · officer: Chief Legal Off. & Corp. Sec. | F-InKind | 7,703 | $15 |
Institutional positioning
13F filings over the trailing two quarters
New 62Increased 137Reduced 93Sold out 33
| Filer | Action | Shares | Filed |
|---|---|---|---|
| FRAZIER LIFE SCIENCES MANAGEMENT, L.P. | Unchanged | 12,466,489 | May 15, 2026 |
| Frazier Life Sciences Management, L.P. | Unchanged | 12,466,489 | Aug 14, 2026 |
| MEDICXI VENTURES MANAGEMENT (JERSEY) LTD | Unchanged | 7,464,572 | Apr 21, 2026 |
| Medicxi Ventures Management (Jersey) Ltd | Unchanged | 7,464,572 | Aug 4, 2026 |
| BlackRock, Inc. | Increased | 4,525,129 | Aug 7, 2026 |
| INVESCO LTD. | Increased | 4,322,060 | May 12, 2026 |
| BLACKROCK, INC. | Increased | 4,061,996 | May 13, 2026 |
| Invesco Ltd. | Reduced | 4,029,731 | Aug 14, 2026 |
| MILLENNIUM MANAGEMENT LLC | Increased | 4,022,909 | May 15, 2026 |
| CARLYLE GROUP INC. | Unchanged | 3,496,808 | May 8, 2026 |
| Carlyle Group Inc. | Unchanged | 3,496,808 | Aug 7, 2026 |
| MILLENNIUM MANAGEMENT LLC | Reduced | 3,375,834 | Aug 14, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 2,656,944 | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 2,583,636 | May 15, 2026 |
| GW&K Investment Management, LLC | Increased | 2,166,838 | Aug 12, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Jul 16, 2026