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, Q1 2022
Institutional positions in Phathom Pharmaceuticals, Inc. as of Mar 31, 2022. 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
- 82
- −1 vs. Q4 2021
- Shares held
- 25.7M
- −2.92M (−10.2%) vs. Q4 2021
- Total value
- $349.1M
- −$212.8M (−37.9%) vs. Q4 2021
- New holders
- 12
- 31 more added
- Sold out
- 13
- 24 more reduced
Compare with Q4 2021: 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, Q1 2022
Shares, value and share of portfolio for each institution holding Phathom Pharmaceuticals, Inc.; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Newbridge Financial Services Group, Inc. | 35 | $0 | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 36 | $0 | 0.00% | +36 | New |
| Bessemer Group Inc | 101 | $1.00K | 0.00% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 92 | $1.00K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 80 | $1.00K | 0.00% | +8+11.1% | Added |
| Kayne Anderson Rudnick Investment Management LLC | 39 | $1.00K | 0.00% | +39 | New |
| Signaturefd, LLC | 101 | $1.00K | 0.00% | +101 | New |
| IFP Advisors, Inc | 56 | $1.00K | 0.00% | +56 | New |
| Huntington National Bank | 120 | $2.00K | 0.00% | −5−4.0% | Reduced |
| Lindbrook Capital, LLC | 137 | $2.00K | 0.00% | +137 | New |
| US Bancorp | 231 | $3.00K | 0.00% | −462−66.7% | Reduced |
| Tradition Wealth Management, LLC | 400 | $5.00K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 575 | $7.00K | 0.00% | −8,788−93.9% | Reduced |
| FMR LLC | 483 | $7.00K | 0.00% | +483 | New |
| Cutler Group LP | 600 | $8.00K | 0.00% | 00.0% | Unchanged |
| Great West Life Assurance Co | 850 | $12.0K | 0.00% | 00.0% | Unchanged |
| Aquatic Capital Management LLC | 1,000 | $14.0K | 0.02% | +300+42.9% | Added |
| Royal Bank of Canada | 1,244 | $17.0K | 0.00% | −3,203−72.0% | Reduced |
| Metropolitan Life Insurance Co | 1,402 | $19.1K | 0.00% | −4,540−76.4% | Reduced |
| Wells Fargo & Company | 1,605 | $22.0K | 0.00% | −7,188−81.7% | Reduced |
| Ameritas Investment Partners, Inc. | 1,588 | $22.0K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 2,096 | $29.0K | 0.00% | −5,355−71.9% | Reduced |
| Denali Advisors LLC | 2,500 | $34.0K | 0.01% | 00.0% | Unchanged |
| Quantbot Technologies LP | 2,600 | $35.0K | 0.00% | −200−7.1% | Reduced |
| Amalgamated Bank | 3,309 | $45.0K | 0.00% | +3,309 | New |
| Amalgamated Financial Corp. | 3,309 | $45.0K | 0.00% | +3,309 | New |
| Tower Research Capital LLC (TRC) | 3,696 | $51.0K | 0.00% | +3,280+788.5% | Added |
| Legal & General Group Plc | 5,267 | $72.0K | 0.00% | +89+1.7% | Added |
| Exane Derivatives | 5,874 | $79.9K | 0.02% | +816+16.1% | Added |
| Barclays PLC | 6,967 | $94.0K | 0.00% | +6,967 | New |
| Virtus ETF Advisers LLC | 8,575 | $117.0K | 0.05% | −505−5.6% | Reduced |
| American International Group, Inc. | 10,055 | $137.0K | 0.00% | −708−6.6% | Reduced |
| Deutsche Bank AG | 11,541 | $157.0K | 0.00% | −1,298−10.1% | Reduced |
| Alliancebernstein L.P. | 11,700 | $159.0K | 0.00% | −1,200−9.3% | Reduced |
| MetLife Investment Management | 12,302 | $167.4K | 0.00% | +4,540+58.5% | Added |
| New York State Common Retirement Fund | 14,569 | $198.0K | 0.00% | 00.0% | Unchanged |
| Rhumbline Advisers | 19,968 | $272.0K | 0.00% | +2,761+16.0% | Added |
| California State Teachers Retirement System | 20,625 | $281.0K | 0.00% | −2,224−9.7% | Reduced |
| PDT Partners, LLC | 21,200 | $289.0K | 0.02% | 00.0% | Unchanged |
| Marshall Wace, LLP | 24,352 | $330.0K | 0.00% | −7,813−24.3% | Reduced |
| Goldman Sachs Group Inc | 28,337 | $386.0K | 0.00% | −5,780−16.9% | Reduced |
| Chartwell Investment Partners, LLC | 30,590 | $416.0K | 0.01% | +8,396+37.8% | Added |
| Swiss National Bank | 33,400 | $455.0K | 0.00% | +2,400+7.7% | Added |
| Summit Rock Advisors, LP | 34,100 | $464.0K | 0.28% | 00.0% | Unchanged |
| Two Sigma Advisers, LP | 38,000 | $517.0K | 0.00% | +5,900+18.4% | Added |
| Two Sigma Investments, LP | 40,216 | $547.0K | 0.00% | −23,580−37.0% | Reduced |
| State of Wisconsin Investment Board | 44,300 | $603.0K | 0.00% | +29,400+197.3% | Added |
| Advisor Group Holdings, Inc. | 48,415 | $659.0K | 0.00% | +42,747+754.2% | Added |
| Hennion & Walsh Asset Management, Inc. | 51,052 | $695.0K | 0.04% | +20,158+65.2% | Added |
| Nuveen Asset Management, LLC | 61,581 | $823.0K | 0.00% | +1,363+2.3% | Added |
| Bank of New York Mellon Corp | 61,288 | $834.0K | 0.00% | +1,948+3.3% | Added |
| Parkman Healthcare Partners LLC | 65,553 | $892.0K | 0.26% | −11,928−15.4% | Reduced |
| SEI Investments Co | 66,641 | $907.0K | 0.00% | +7,978+13.6% | Added |
| Bank of America Corp | 66,660 | $908.0K | 0.00% | −7,731−10.4% | Reduced |
| Dimensional Fund Advisors LP | 73,649 | $1.00M | 0.00% | +12,609+20.7% | Added |
| Ikarian Capital, LLC | 78,550 | $1.07M | 0.33% | +3,990+5.4% | Added |
| Morgan Stanley | 84,600 | $1.15M | 0.00% | −54,568−39.2% | Reduced |
| Penn Mutual Asset Management, LLC | 86,940 | $1.18M | 1.37% | +86,940 | New |
| Pura Vida Investments, LLC | 102,328 | $1.39M | 0.17% | +600+0.6% | Added |
| Charles Schwab Investment Management Inc | 126,187 | $1.72M | 0.00% | +2,888+2.3% | Added |
| JPMorgan Chase & Co | 175,562 | $2.39M | 0.00% | +3,001+1.7% | Added |
| Northern Trust Corp | 178,810 | $2.43M | 0.00% | −9,095−4.8% | Reduced |
| MPM Oncology Impact Management LP | 193,326 | $2.63M | 0.71% | +193,326 | New |
| Rothschild & Co Asset Management US Inc. | 206,607 | $2.81M | 0.04% | −37,832−15.5% | Reduced |
| Rhenman & Partners Asset Management AB | 235,210 | $3.20M | 0.32% | +49,000+26.3% | Added |
| Geode Capital Management, LLC | 313,817 | $4.27M | 0.00% | +20,619+7.0% | Added |
| Eventide Asset Management, LLC | 336,223 | $4.58M | 0.07% | 00.0% | Unchanged |
| 683 Capital Management, LLC | 355,000 | $4.83M | 0.29% | +64,405+22.2% | Added |
| State Street Corp | 365,044 | $4.97M | 0.00% | +23,104+6.8% | Added |
| StepStone Group LP | 422,085 | $5.75M | 0.43% | 00.0% | Unchanged |
| GW&K Investment Management, LLC | 479,642 | $6.53M | 0.06% | +96,090+25.1% | Added |
| Gilder Gagnon Howe & Co LLC | 556,293 | $7.57M | 0.07% | +10,238+1.9% | Added |
| Norges Bank | 660,690 | $8.99M | 0.00% | 00.0% | Unchanged |
| Ensign Peak Advisors, Inc | 1,104,759 | $15.0M | 0.03% | −210,958−16.0% | Reduced |
| BlackRock Inc. | 1,378,517 | $18.8M | 0.00% | −94,608−6.4% | Reduced |
| Abingworth LLP | 1,435,106 | $19.5M | 5.53% | +231,971+19.3% | Added |
| Vanguard Group Inc | 1,942,701 | $26.4M | 0.00% | +14,857+0.8% | Added |
| Avidity Partners Management LP | 1,946,000 | $26.5M | 0.59% | +50,000+2.6% | Added |
| Janus Henderson Group PLC | 2,001,442 | $27.2M | 0.01% | +160,085+8.7% | Added |
| Invesco Ltd. | 2,049,759 | $27.9M | 0.01% | −17,597−0.9% | Reduced |
| Medicxi Ventures Management (Jersey) Ltd | 2,067,861 | $28.1M | 7.62% | 00.0% | Unchanged |
| Frazier Life Sciences Management, L.P. | 5,827,415 | $79.3M | 6.76% | +5,827,415 | New |
| Frazier Management LLC | 0 | $0 | 0.00% | −5,827,415−100.0% | Sold out |
| Ra Capital Management, L.P. | 0 | $0 | 0.00% | −3,115,008−100.0% | Sold out |
| Artal Group S.A. | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| Jacobs Levy Equity Management, Inc | 0 | $0 | 0.00% | −165,642−100.0% | Sold out |
| Laurion Capital Management LP | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Pictet Asset Management SA | 0 | $0 | 0.00% | −16,197−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −11,466−100.0% | Sold out |
| Manufacturers Life Insurance Company, The | 0 | $0 | 0.00% | −11,443−100.0% | Sold out |
| UBS Group AG | 0 | $0 | 0.00% | −1,329−100.0% | Sold out |
| Amplius Wealth Advisors, LLC | 0 | $0 | 0.00% | −660−100.0% | Sold out |
| HM Payson & Co | 0 | $0 | 0.00% | −111−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −49−100.0% | Sold out |
| Captrust Financial Advisors | 0 | $0 | 0.00% | −20−100.0% | Sold out |