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, Q4 2024
Institutional positions in Phathom Pharmaceuticals, Inc. as of Dec 31, 2024. 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
- 144
- +14 vs. Q3 2024
- Shares held
- 66.7M
- −5.11M (−7.1%) vs. Q3 2024
- Total value
- $541.2M
- −$756.6M (−58.3%) vs. Q3 2024
- New holders
- 36
- 60 more added
- Sold out
- 22
- 26 more reduced
3 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2024: 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, Q4 2024
Shares, value and share of portfolio for each institution holding Phathom Pharmaceuticals, Inc.; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Frazier Life Sciences Management, L.P. | 10,109,279 | $82.1M | 3.41% | 00.0% | Unchanged |
| Medicxi Ventures Management (Jersey) Ltd | 7,464,572 | $60.6M | 11.46% | 00.0% | Unchanged |
| Jennison Associates LLC | 7,062,507 | $57.3M | 0.03% | +1,196,118+20.4% | Added |
| Invesco Ltd. | 3,671,386 | $29.8M | 0.01% | −425,376−10.4% | Reduced |
| BlackRock, Inc. | 3,502,375 | $28.4M | 0.00% | +379,805+12.2% | Added |
| Carlyle Group Inc. | 3,496,808 | $28.4M | 0.68% | 00.0% | Unchanged |
| Vanguard Group Inc | 2,779,561 | $22.6M | 0.00% | +83,238+3.1% | Added |
| Ensign Peak Advisors, Inc | 2,527,054 | $20.5M | 0.04% | −54,334−2.1% | Reduced |
| Checkpoint Capital L.P. | 2,274,157 | $18.5M | 9.40% | +769,850+51.2% | Added |
| NEA Management Company, LLC | 1,960,169 | $15.9M | 0.90% | 00.0% | Unchanged |
| Wasatch Advisors Inc | 1,558,928 | $12.7M | 0.06% | +1,311,986+531.3% | Added |
| Avidity Partners Management LP | 1,390,100 | $11.3M | 1.13% | −414,393−23.0% | Reduced |
| Catalys Pacific, LLC | 1,167,114 | $9.48M | 8.18% | +44,542+4.0% | Added |
| GW&K Investment Management, LLC | 1,102,805 | $8.96M | 0.08% | −23,278−2.1% | Reduced |
| State Street Corp | 1,039,936 | $8.44M | 0.00% | +117,148+12.7% | Added |
| 683 Capital Management, LLC | 1,025,000 | $8.32M | 0.82% | +15,000+1.5% | Added |
| Geode Capital Management, LLC | 1,018,495 | $8.27M | 0.00% | +155,577+18.0% | Added |
| Woodline Partners LP | 1,001,692 | $8.13M | 0.06% | −1,571,720−61.1% | Reduced |
| Propel Bio Management, LLC | 989,927 | $8.04M | 7.98% | +120,000+13.8% | Added |
| Morgan Stanley | 966,400 | $7.85M | 0.00% | +526,910+119.9% | Added |
| FMR LLC | 801,401 | $6.51M | 0.00% | −502,713−38.5% | Reduced |
| Decheng Capital LLC | 694,254 | $5.64M | 1.21% | −555,746−44.5% | Reduced |
| Simplify Asset Management Inc. | 581,935 | $4.73M | 0.33% | +60,000+11.5% | Added |
| Tang Capital Management LLC | 500,000 | $4.06M | 0.27% | +500,000 | New |
| Two Sigma Investments, LP | 485,790 | $3.94M | 0.01% | +331,760+215.4% | Added |
| UBS Group AG | 465,616 | $3.78M | 0.00% | +393,675+547.2% | Added |
| Prudential Financial Inc | 463,340 | $3.76M | 0.01% | +48,000+11.6% | Added |
| Siren, L.L.C. | 460,753 | $3.74M | 0.17% | 00.0% | Unchanged |
| Raymond James Financial Inc | 455,837 | $3.70M | 0.00% | +455,837 | New |
| StepStone Group LP | 422,085 | $3.43M | 3.00% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 412,262 | $3.35M | 0.00% | −21,959−5.1% | Reduced |
| Northern Trust Corp | 397,964 | $3.23M | 0.00% | +77,189+24.1% | Added |
| Trexquant Investment LP | 378,637 | $3.07M | 0.04% | +378,637 | New |
| Charles Schwab Investment Management Inc | 353,038 | $2.87M | 0.00% | +60,178+20.5% | Added |
| Cubist Systematic Strategies, LLC | 282,553 | $2.29M | 0.04% | +282,553 | New |
| Susquehanna International Group, LLP | 235,404 | $1.91M | 0.00% | +56,734+31.8% | Added |
| Bank of America Corp | 166,505 | $1.35M | 0.00% | +62,726+60.4% | Added |
| Nuveen Asset Management, LLC | 147,523 | $1.20M | 0.00% | −6,851−4.4% | Reduced |
| Oracle Investment Management Inc | 145,064 | $1.18M | 0.79% | −604,423−80.6% | Reduced |
| JPMorgan Chase & Co | 136,907 | $1.11M | 0.00% | +1,476+1.1% | Added |
| Wellington Management Group LLP | 135,995 | $1.10M | 0.00% | −37,388−21.6% | Reduced |
| Two Sigma Advisers, LP | 133,700 | $1.09M | 0.00% | +133,700 | New |
| State of Wisconsin Investment Board | 132,269 | $1.07M | 0.00% | +50,499+61.8% | Added |
| UBS Asset Management Americas Inc | 117,803 | $956.6K | 0.00% | +19,778+20.2% | Added |
| Bank of New York Mellon Corp | 102,748 | $834.3K | 0.00% | +4,557+4.6% | Added |
| Marshall Wace, LLP | 98,068 | $796.3K | 0.00% | +98,068 | New |
| Jane Street Group, LLC | 77,869 | $632.3K | 0.00% | +50,027+179.7% | Added |
| Barclays PLC | 76,463 | $620.9K | 0.00% | +18,656+32.3% | Added |
| Swiss National Bank | 73,300 | $595.2K | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 72,007 | $584.7K | 0.00% | −148,396−67.3% | Reduced |
| Penn Mutual Asset Management, LLC | 62,802 | $510.0K | 0.92% | 00.0% | Unchanged |
| Millennium Management LLC | 59,991 | $487.1K | 0.00% | +27,063+82.2% | Added |
| Qube Research & Technologies Ltd | 55,973 | $454.5K | 0.00% | +55,973 | New |
| Rhumbline Advisers | 55,968 | $454.4K | 0.00% | +5,110+10.0% | Added |
| ADAR1 Capital Management, LLC | 55,400 | $449.8K | 0.09% | +55,200+27,600.0% | Added |
| Commonwealth Equity Services, LLC | 50,772 | $412.0K | 0.00% | +40,362+387.7% | Added |
| Summit Financial Wealth Advisors, LLC | 68,125 | $383.5K | 0.08% | +39,093+134.7% | Added |
| Alliancebernstein L.P. | 45,590 | $370.2K | 0.00% | −4,520−9.0% | Reduced |
| Citigroup Inc | 44,577 | $362.0K | 0.00% | +13,056+41.4% | Added |
| Virtus ETF Advisers LLC | 43,789 | $355.6K | 0.15% | +13,711+45.6% | Added |
| Gilder Gagnon Howe & Co LLC | 41,610 | $337.9K | 0.00% | −1,581,273−97.4% | Reduced |
| BNP Paribas Arbitrage, SA | 39,532 | $321.0K | 0.00% | +39,532 | New |
| Legal & General Group Plc | 36,438 | $295.9K | 0.00% | +2,060+6.0% | Added |
| California State Teachers Retirement System | 35,262 | $286.3K | 0.00% | +10.0% | Added |
| Tudor Investment Corp Et Al | 34,049 | $276.5K | 0.00% | −2,334−6.4% | Reduced |
| Engineers Gate Manager LP | 32,500 | $263.9K | 0.00% | +32,500 | New |
| Dark Forest Capital Management LP | 32,029 | $260.1K | 0.04% | +32,029 | New |
| Deutsche Bank AG | 30,213 | $245.3K | 0.00% | +9,986+49.4% | Added |
| Occidental Asset Management, LLC | 29,672 | $240.9K | 0.04% | 00.0% | Unchanged |
| Kera Capital Partners, Inc. | 26,849 | $218.0K | 0.06% | +26,849 | New |
| Price T Rowe Associates Inc | 25,641 | $209.0K | 0.00% | +4,592+21.8% | Added |
| Wells Fargo & Company | 25,516 | $207.2K | 0.00% | +7,462+41.3% | Added |
| Keybank National Association | 25,512 | $207.2K | 0.00% | +7,469+41.4% | Added |
| Aristides Capital LLC | 25,200 | $204.6K | 0.06% | +25,200 | New |
| MetLife Investment Management | 24,366 | $197.9K | 0.00% | +5,337+28.0% | Added |
| Creative Planning | 23,243 | $188.7K | 0.00% | −10,641−31.4% | Reduced |
| Brevan Howard Capital Management LP | 22,845 | $185.5K | 0.00% | +22,845 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 22,149 | $179.8K | 0.00% | +3,408+18.2% | Added |
| Los Angeles Capital Management LLC | 21,070 | $171.1K | 0.00% | +21,070 | New |
| Nebula Research & Development LLC | 20,963 | $170.2K | 0.02% | +20,963 | New |
| Corebridge Financial, Inc. | 19,508 | $158.4K | 0.00% | +1,263+6.9% | Added |
| Inspirion Wealth Advisors, LLC | 19,964 | $143.7K | 0.02% | −16,670−45.5% | Reduced |
| AQR Capital Management LLC | 17,658 | $143.4K | 0.00% | +17,658 | New |
| Allworth Financial LP | 20,448 | $142.9K | 0.00% | −2,146−9.5% | Reduced |
| Intech Investment Management LLC | 17,424 | $141.5K | 0.00% | +5,981+52.3% | Added |
| Capula Management Ltd | 16,083 | $130.6K | 0.00% | +16,083 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 15,710 | $127.6K | 0.00% | +5,639+56.0% | Added |
| Kestra Private Wealth Services, LLC | 15,500 | $125.9K | 0.00% | +5,500+55.0% | Added |
| Canada Pension Plan Investment Board | 15,400 | $125.0K | 0.00% | +15,400 | New |
| Numerai GP LLC | 15,264 | $123.9K | 0.03% | −34,063−69.1% | Reduced |
| Gsa Capital Partners LLP | 15,173 | $123.0K | 0.01% | +90+0.6% | Added |
| Bayesian Capital Management, LP | 14,900 | $121.0K | 0.01% | +14,900 | New |
| China Universal Asset Management Co., Ltd. | 14,499 | $117.7K | 0.01% | +1,365+10.4% | Added |
| ProShare Advisors LLC | 14,289 | $116.0K | 0.00% | +3,804+36.3% | Added |
| Manufacturers Life Insurance Company, The | 13,990 | $113.6K | 0.00% | +396+2.9% | Added |
| Stratos Wealth Advisors, LLC | 13,438 | $109.1K | 0.01% | 00.0% | Unchanged |
| Virtu Financial LLC | 13,424 | $109.0K | 0.01% | +13,424 | New |
| Profund Advisors LLC | 13,310 | $108.1K | 0.00% | +13,310 | New |
| Versor Investments LP | 12,400 | $100.7K | 0.02% | +12,400 | New |
| Voya Investment Management LLC | 11,689 | $94.9K | 0.00% | +325+2.9% | Added |