Institutional Ownership
Phathom Pharmaceuticals Inc
CUSIP 71722W107COMPHATQ1 2026
13D / 13G Filings
62
Schedule 13D/13G on record
Beneficial Filers
19
Distinct reporting persons
Largest Stake
27.0%
Max % of class reported
Institutional Holders
167
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
62 filings · latest Mar 12, 2026
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Mar 12, 2026 | Millennium Management LLC | 13G | 11.0% | 4.18M | SEC |
| 2 | Jan 27, 2026 | Integrated Core Strategies (Us) LLC | 13G/A | 11.0% | 2.08M | SEC |
| 3 | Nov 4, 2025 | Frazier Life Sciences Public Fund, L.P. | 13D/A | 8.6% | — | SEC |
| 4 | Nov 3, 2025 | Integrated Core Strategies (Us) LLC | 13G/A | 11.0% | 5.08M | SEC |
| 5 | Aug 28, 2025 | Carlyle Group Inc. | 13G/A | 11.0% | 3.50M | SEC |
| 6 | Aug 25, 2025 | Integrated Core Strategies (Us) LLC | 13G/A | 11.0% | 4.16M | SEC |
| 7 | Aug 20, 2025 | Frazier Life Sciences Public Fund, L.P. | 13D/A | 8.6% | — | SEC |
| 8 | Aug 13, 2025 | Millennium Management LLC | 13G | 11.0% | 3.76M | SEC |
| 9 | Jun 9, 2025 | Jennison Associates LLC | 13G/A | — | — | SEC |
| 10 | Jun 6, 2025 | Prudential Financial Inc | 13G/A | — | 2.6K | SEC |
52 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Phathom Pharmaceuticals Inc.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Frazier Life Sciences Management, L.P. | 12.47M | $138.50M |
| 2 | Medicxi Ventures Management (Jersey) Ltd | 7.46M | $82.93M |
| 3 | Invesco Ltd. | 4.32M | $48.02M |
| 4 | Blackrock, Inc. | 4.06M | $45.13M |
| 5 | Millennium Management LLC | 4.02M | $44.69M |
| 6 | Carlyle Group Inc. | 3.50M | $38.85M |
| 7 | Nea Management Company, LLC | 1.96M | $21.78M |
| 8 | 683 Capital Management, LLC | 1.85M | $20.55M |
| 9 | Ensign Peak Advisors, Inc | 1.63M | $18.08M |
| 10 | Catalys Pacific, LLC | 1.49M | $16.60M |