Phathom Pharmaceuticals, Inc.
PHAT- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001783183
No open-market purchases or sales by Phathom Pharmaceuticals, Inc. insiders were filed in the last 90 days; 161 institutions reported holding it in 13F filings for Q2 2026, worth $782.1M in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in Phathom Pharmaceuticals, Inc. as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 161
- −11 vs. Q1 2026
- Shares held
- 72.1M
- +3.21M (+4.7%) vs. Q1 2026
- Total value
- $782.1M
- +$16.9M (+2.2%) vs. Q1 2026
- New holders
- 21
- 59 more added
- Sold out
- 32
- 50 more reduced
2 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting PHAT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 161 | $782.1M |
| Q1 2026 | 174 | $765.5M |
| Q4 2025 | 173 | $1.03B |
| Q3 2025 | 133 | $733.6M |
| Q2 2025 | 117 | $550.5M |
| Q1 2025 | 137 | $401.4M |
| Q4 2024 | 144 | $541.2M |
| Q3 2024 | 133 | $1.31B |
| Q2 2024 | 114 | $598.6M |
| Q1 2024 | 114 | $588.2M |
| Q4 2023 | 117 | $503.3M |
| Q3 2023 | 110 | $452.7M |
| Q2 2023 | 103 | $612.6M |
| Q1 2023 | 84 | $219.7M |
| Q4 2022 | 87 | $316.6M |
| Q3 2022 | 94 | $334.3M |
| Q2 2022 | 94 | $230.0M |
| Q1 2022 | 82 | $349.1M |
| Q4 2021 | 83 | $562.0M |
| Q3 2021 | 84 | $819.8M |
| Q2 2021 | 79 | $843.6M |
| Q1 2021 | 84 | $919.2M |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Phathom Pharmaceuticals, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Wealth Enhancement Advisory Services, LLC | 18,731 | $236.2K | 0.00% | +18,731 | New |
| Jupiter Topco LLC | 21,500 | $233.2K | 0.00% | +21,500 | New |
| Vanguard Global Advisers, LLC | 20,769 | $225.3K | 0.00% | −5,742−21.7% | Reduced |
| Inspirion Wealth Advisors, LLC | 19,914 | $209.8K | 0.02% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 17,725 | $192.3K | 0.00% | −75,254−80.9% | Reduced |
| State of Wyoming | 17,639 | $191.4K | 0.02% | +12,703+257.4% | Added |
| Profund Advisors LLC | 17,277 | $187.5K | 0.01% | +793+4.8% | Added |
| Jain Global LLC | 16,437 | $178.3K | 0.00% | −1,825−10.0% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 16,148 | $175.2K | 0.00% | +4,223+35.4% | Added |
| State of New Jersey Common Pension Fund D | 15,924 | $172.8K | 0.00% | −73−0.5% | Reduced |
| Pathstone Holdings, LLC | 15,000 | $162.8K | 0.00% | 00.0% | Unchanged |
| Lazard Asset Management LLC | 14,671 | $159.2K | 0.00% | 00.0% | Unchanged |
| Brevan Howard Capital Management LP | 14,599 | $158.4K | 0.00% | −80,039−84.6% | Reduced |
| KLP Kapitalforvaltning AS | 14,000 | $151.9K | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 13,881 | $150.6K | 0.00% | −3,058−18.1% | Reduced |
| Manufacturers Life Insurance Company, The | 13,631 | $147.9K | 0.00% | +723+5.6% | Added |
| Arizona State Retirement System | 13,589 | $147.4K | 0.00% | +732+5.7% | Added |
| Rafferty Asset Management, LLC | 12,756 | $138.4K | 0.00% | +12,756 | New |
| China Universal Asset Management Co., Ltd. | 12,693 | $137.7K | 0.01% | −1,290−9.2% | Reduced |
| Tocqueville Asset Management L.P. | 12,000 | $130.2K | 0.00% | −23,200−65.9% | Reduced |
| Intech Investment Management LLC | 11,388 | $123.6K | 0.00% | +40+0.4% | Added |
| Vanguard Investments Australia, Ltd. | 11,276 | $122.3K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 10,770 | $116.9K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 10,443 | $113.3K | 0.00% | −97−0.9% | Reduced |
| Private Advisor Group, LLC | 10,180 | $110.5K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 8,692 | $94.3K | 0.00% | −2,640−23.3% | Reduced |
| FMR LLC | 8,230 | $89.3K | 0.00% | +1,205+17.2% | Added |
| Great West Life Assurance Co | 6,818 | $74.0K | 0.00% | 00.0% | Unchanged |
| Fulcrum Asset Management LLP | 4,458 | $48.5K | 0.00% | +4,458 | New |
| Ameritas Investment Partners, Inc. | 4,463 | $48.4K | 0.00% | +936+26.5% | Added |
| Jones Financial Companies LLLP | 4,250 | $45.6K | 0.00% | +724+20.5% | Added |
| Mirae Asset Global Investments Co., Ltd. | 3,567 | $38.7K | 0.00% | −543−13.2% | Reduced |
| Rockefeller Capital Management L.P. | 2,628 | $28.5K | 0.00% | −1,467−35.8% | Reduced |
| Advisor Group Holdings, Inc. | 2,281 | $24.7K | 0.00% | −23−1.0% | Reduced |
| Royal Bank of Canada | 2,258 | $24.0K | 0.00% | −3,508−60.8% | Reduced |
| Huntington National Bank | 2,176 | $23.6K | 0.00% | −128−5.6% | Reduced |
| Nisa Investment Advisors, LLC | 1,940 | $21.0K | 0.00% | −348−15.2% | Reduced |
| Tower Research Capital LLC (TRC) | 1,917 | $20.8K | 0.00% | −24−1.2% | Reduced |
| GF Fund Management Co. Ltd. | 1,669 | $18.1K | 0.00% | +81+5.1% | Added |
| Strategic Wealth Advisors LLC | 1,000 | $16.0K | 0.01% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 1,464 | $15.9K | 0.00% | +77+5.6% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 896 | $9.72K | 0.00% | +7+0.8% | Added |
| Sterling Capital Management LLC | 756 | $8.20K | 0.00% | −442−36.9% | Reduced |
| Larson Financial Group LLC | 732 | $7.94K | 0.00% | −1,035−58.6% | Reduced |
| Aster Capital Management (DIFC) Ltd | 508 | $5.51K | 0.00% | +508 | New |
| Massmutual Trust Co FSB | 427 | $4.63K | 0.00% | −32−7.0% | Reduced |
| GAMMA Investing LLC | 400 | $4.34K | 0.00% | −38−8.7% | Reduced |
| Farther Finance Advisors, LLC | 342 | $3.71K | 0.00% | −7−2.0% | Reduced |
| US Bancorp | 277 | $3.00K | 0.00% | −18−6.1% | Reduced |
| Truvestments Capital LLC | 225 | $2.44K | 0.00% | 00.0% | Unchanged |
| Fifth Third Bancorp | 218 | $2.37K | 0.00% | +218 | New |
| Quarry LP | 127 | $1.38K | 0.00% | +127 | New |
| Parallel Advisors, LLC | 100 | $1.08K | 0.00% | 00.0% | Unchanged |
| Optiver Holding B.V. | 90 | $976 | 0.00% | −192−68.1% | Reduced |
| True Wealth Design, LLC | 88 | $955 | 0.00% | 00.0% | Unchanged |
| Silver Grove Financial Group, Inc. | 81 | $879 | 0.00% | +81 | New |
| SRS Capital Advisors, Inc. | 42 | $456 | 0.00% | +42 | New |
| ZRC Wealth Management, LLC | 20 | $217 | 0.00% | 00.0% | Unchanged |
| Stone House Investment Management, LLC | 8 | $87 | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 5 | $55 | 0.00% | +5 | New |
| Covestor Ltd | 29 | $0 | 0.00% | +21+262.5% | Added |
| Susquehanna Portfolio Strategies, LLC | 0 | $0 | 0.00% | −267,962−100.0% | Sold out |
| Catalio Capital Management, LP | 0 | $0 | 0.00% | −247,767−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −95,301−100.0% | Sold out |
| Freestone Grove Partners LP | 0 | $0 | 0.00% | −84,573−100.0% | Sold out |
| Hussman Strategic Advisors, Inc. | 0 | $0 | 0.00% | −84,000−100.0% | Sold out |
| Burkehill Global Management, LP | 0 | $0 | 0.00% | −75,000−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −40,852−100.0% | Sold out |
| Algert Global LLC | 0 | $0 | 0.00% | −39,420−100.0% | Sold out |
| VARCOV Co. | 0 | $0 | 0.00% | −39,173−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −38,225−100.0% | Sold out |
| Los Angeles Capital Management LLC | 0 | $0 | 0.00% | −24,676−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −17,460−100.0% | Sold out |
| LPL Financial LLC | 0 | $0 | 0.00% | −17,207−100.0% | Sold out |
| DRW Securities, LLC | 0 | $0 | 0.00% | −15,921−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −15,614−100.0% | Sold out |
| Bridgefront Capital, LLC | 0 | $0 | 0.00% | −14,954−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −13,293−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −12,111−100.0% | Sold out |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −12,078−100.0% | Sold out |
| Quantinno Capital Management LP | 0 | $0 | 0.00% | −11,536−100.0% | Sold out |
| Primoris Wealth Advisors, LLC | 0 | $0 | 0.00% | −11,449−100.0% | Sold out |
| ProShare Advisors LLC | 0 | $0 | 0.00% | −10,246−100.0% | Sold out |
| Clear Street Markets LLC | 0 | $0 | 0.00% | −3,048−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −1,091−100.0% | Sold out |
| C M Bidwell & Associates Ltd | 0 | $0 | 0.00% | −590−100.0% | Sold out |
| Signaturefd, LLC | 0 | $0 | 0.00% | −239−100.0% | Sold out |
| Rachor Investment Advisory Services, LLC | 0 | $0 | 0.00% | −25−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −23−100.0% | Sold out |
| EverSource Wealth Advisors, LLC | 0 | $0 | 0.00% | −12−100.0% | Sold out |
| Root Financial Partners, LLC | 0 | $0 | 0.00% | −11−100.0% | Sold out |
| IFP Advisors, Inc | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Hughes Financial Services, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Janus Henderson Group PLC | – | – | – | – | Not filed |
| CWM, LLC | – | – | – | – | Not filed |