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 2022
Institutional positions in Phathom Pharmaceuticals, Inc. as of Jun 30, 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
- 94
- +13 vs. Q1 2022
- Shares held
- 27.3M
- +1.69M (+6.6%) vs. Q1 2022
- Total value
- $230.0M
- −$119.1M (−34.1%) vs. Q1 2022
- New holders
- 22
- 31 more added
- Sold out
- 9
- 23 more reduced
1 institution that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2022: 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 2022
Shares, value and share of portfolio for each institution holding Phathom Pharmaceuticals, Inc.; share changes are against Q1 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Frazier Life Sciences Management, L.P. | 5,827,415 | $49.2M | 4.64% | 00.0% | Unchanged |
| Medicxi Ventures Management (Jersey) Ltd | 2,450,679 | $20.7M | 8.59% | +382,818+18.5% | Added |
| Invesco Ltd. | 2,046,806 | $17.3M | 0.01% | −2,953−0.1% | Reduced |
| Avidity Partners Management LP | 1,919,800 | $16.2M | 0.37% | −26,200−1.3% | Reduced |
| Vanguard Group Inc | 1,884,852 | $15.9M | 0.00% | −57,849−3.0% | Reduced |
| Ensign Peak Advisors, Inc | 1,675,488 | $14.1M | 0.03% | +570,729+51.7% | Added |
| BlackRock Inc. | 1,577,737 | $13.3M | 0.00% | +199,220+14.5% | Added |
| 683 Capital Management, LLC | 1,440,000 | $12.2M | 0.88% | +1,085,000+305.6% | Added |
| Abingworth LLP | 1,435,106 | $12.1M | 3.88% | 00.0% | Unchanged |
| Janus Henderson Group PLC | 1,092,212 | $9.22M | 0.01% | −909,230−45.4% | Reduced |
| Gilder Gagnon Howe & Co LLC | 556,105 | $4.69M | 0.08% | −1880.0% | Reduced |
| GW&K Investment Management, LLC | 493,450 | $4.17M | 0.04% | +13,808+2.9% | Added |
| StepStone Group LP | 422,085 | $3.56M | 0.38% | 00.0% | Unchanged |
| State Street Corp | 408,882 | $3.45M | 0.00% | +43,838+12.0% | Added |
| Geode Capital Management, LLC | 346,936 | $2.93M | 0.00% | +33,119+10.6% | Added |
| Eventide Asset Management, LLC | 336,223 | $2.84M | 0.06% | 00.0% | Unchanged |
| Newtyn Management, LLC | 255,767 | $2.16M | 0.41% | +255,767 | New |
| Rhenman & Partners Asset Management AB | 235,210 | $1.99M | 0.23% | 00.0% | Unchanged |
| Rothschild & Co Asset Management US Inc. | 200,423 | $1.69M | 0.03% | −6,184−3.0% | Reduced |
| MPM Oncology Impact Management LP | 193,326 | $1.63M | 0.45% | 00.0% | Unchanged |
| Northern Trust Corp | 189,888 | $1.60M | 0.00% | +11,078+6.2% | Added |
| JPMorgan Chase & Co | 170,787 | $1.44M | 0.00% | −4,775−2.7% | Reduced |
| UBS Oconnor LLC | 127,093 | $1.07M | 0.01% | +127,093 | New |
| Charles Schwab Investment Management Inc | 119,814 | $1.01M | 0.00% | −6,373−5.1% | Reduced |
| Nuveen Asset Management, LLC | 115,543 | $976.0K | 0.00% | +53,962+87.6% | Added |
| Western Standard LLC | 109,055 | $920.0K | 0.70% | +109,055 | New |
| Morgan Stanley | 108,862 | $919.0K | 0.00% | +24,262+28.7% | Added |
| Pura Vida Investments, LLC | 102,328 | $864.0K | 0.14% | 00.0% | Unchanged |
| Bank of America Corp | 91,544 | $772.0K | 0.00% | +24,884+37.3% | Added |
| State of Wisconsin Investment Board | 87,840 | $741.0K | 0.00% | +43,540+98.3% | Added |
| Penn Mutual Asset Management, LLC | 86,940 | $734.0K | 0.99% | 00.0% | Unchanged |
| Walleye Capital LLC | 83,031 | $701.0K | 0.02% | +83,031 | New |
| Parkman Healthcare Partners LLC | 69,135 | $583.0K | 0.21% | +3,582+5.5% | Added |
| Chartwell Investment Partners, LLC | 68,236 | $576.0K | 0.02% | +37,646+123.1% | Added |
| Bank of New York Mellon Corp | 64,357 | $544.0K | 0.00% | +3,069+5.0% | Added |
| SEI Investments Co | 63,699 | $538.0K | 0.00% | −2,942−4.4% | Reduced |
| D. E. Shaw & Co., Inc. | 62,258 | $525.0K | 0.00% | +62,258 | New |
| Hennion & Walsh Asset Management, Inc. | 56,504 | $477.0K | 0.03% | +5,452+10.7% | Added |
| Marshall Wace, LLP | 54,769 | $462.0K | 0.00% | +30,417+124.9% | Added |
| Goldman Sachs Group Inc | 52,372 | $442.0K | 0.00% | +24,035+84.8% | Added |
| Swiss National Bank | 41,500 | $350.0K | 0.00% | +8,100+24.3% | Added |
| Two Sigma Investments, LP | 35,304 | $298.0K | 0.00% | −4,912−12.2% | Reduced |
| Summit Rock Advisors, LP | 34,100 | $288.0K | 0.24% | 00.0% | Unchanged |
| Trexquant Investment LP | 33,343 | $281.0K | 0.01% | +33,343 | New |
| Two Sigma Advisers, LP | 32,900 | $278.0K | 0.00% | −5,100−13.4% | Reduced |
| Occidental Asset Management, LLC | 29,672 | $250.0K | 0.07% | +29,672 | New |
| Rhumbline Advisers | 26,649 | $225.0K | 0.00% | +6,681+33.5% | Added |
| Citadel Advisors LLC | 25,012 | $212.0K | 0.00% | +25,012 | New |
| Venator Management LLC | 25,000 | $211.0K | 0.09% | +25,000 | New |
| California State Teachers Retirement System | 24,930 | $210.0K | 0.00% | +4,305+20.9% | Added |
| Renaissance Technologies LLC | 24,000 | $203.0K | 0.00% | +24,000 | New |
| Inspirion Wealth Advisors, LLC | 23,269 | $196.0K | 0.04% | +23,269 | New |
| Virtus ETF Advisers LLC | 16,726 | $141.0K | 0.05% | +8,151+95.1% | Added |
| State Board of Administration of Florida Retirement System | 16,108 | $136.0K | 0.00% | +16,108 | New |
| Squarepoint Ops LLC | 15,877 | $134.0K | 0.00% | +15,877 | New |
| New York State Common Retirement Fund | 14,536 | $123.0K | 0.00% | −33−0.2% | Reduced |
| Alliancebernstein L.P. | 14,600 | $123.0K | 0.00% | +2,900+24.8% | Added |
| Advisor Group Holdings, Inc. | 12,561 | $106.0K | 0.00% | −35,854−74.1% | Reduced |
| MetLife Investment Management | 12,302 | $103.8K | 0.00% | 00.0% | Unchanged |
| PDT Partners, LLC | 11,922 | $101.0K | 0.01% | −9,278−43.8% | Reduced |
| Exane Derivatives | 11,141 | $94.0K | 0.05% | +5,267+89.7% | Added |
| American International Group, Inc. | 10,778 | $91.0K | 0.00% | +723+7.2% | Added |
| Manufacturers Life Insurance Company, The | 10,484 | $88.5K | 0.00% | +10,484 | New |
| Credit Suisse AG | 10,321 | $88.0K | 0.00% | +10,321 | New |
| Price T Rowe Associates Inc | 10,340 | $87.0K | 0.00% | +10,340 | New |
| Deutsche Bank AG | 10,149 | $86.0K | 0.00% | −1,392−12.1% | Reduced |
| Legal & General Group Plc | 6,328 | $54.0K | 0.00% | +1,061+20.1% | Added |
| Quantbot Technologies LP | 5,527 | $46.0K | 0.00% | +2,927+112.6% | Added |
| Tower Research Capital LLC (TRC) | 5,380 | $45.0K | 0.00% | +1,684+45.6% | Added |
| Barclays PLC | 4,767 | $40.0K | 0.00% | −2,200−31.6% | Reduced |
| Amalgamated Bank | 3,518 | $30.0K | 0.00% | +209+6.3% | Added |
| Citigroup Inc | 2,509 | $21.0K | 0.00% | +413+19.7% | Added |
| Ameritas Investment Partners, Inc. | 1,588 | $13.0K | 0.00% | 00.0% | Unchanged |
| Metropolitan Life Insurance Co | 1,402 | $11.8K | 0.00% | 00.0% | Unchanged |
| Huntington National Bank | 1,039 | $9.00K | 0.00% | +919+765.8% | Added |
| Great West Life Assurance Co | 850 | $7.00K | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 600 | $5.06K | 0.00% | +600 | New |
| Wells Fargo & Company | 599 | $5.00K | 0.00% | −1,006−62.7% | Reduced |
| Cutler Group LP | 600 | $5.00K | 0.00% | 00.0% | Unchanged |
| Aquatic Capital Management LLC | 400 | $3.00K | 0.00% | −600−60.0% | Reduced |
| FMR LLC | 378 | $3.00K | 0.00% | −105−21.7% | Reduced |
| Tradition Wealth Management, LLC | 400 | $3.00K | 0.00% | 00.0% | Unchanged |
| Quadrant Capital Group LLC | 212 | $2.00K | 0.00% | +212 | New |
| Royal Bank of Canada | 130 | $1.00K | 0.00% | −1,114−89.5% | Reduced |
| US Bancorp | 118 | $1.00K | 0.00% | −113−48.9% | Reduced |
| Signaturefd, LLC | 68 | $1.00K | 0.00% | −33−32.7% | Reduced |
| Daiwa Securities Group Inc. | 92 | $1.00K | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 56 | $1.00K | 0.00% | 00.0% | Unchanged |
| Captrust Financial Advisors | 99 | $1.00K | 0.00% | +99 | New |
| Crewe Advisors LLC | 107 | $1.00K | 0.00% | +107 | New |
| Lindbrook Capital, LLC | 46 | $0 | 0.00% | −91−66.4% | Reduced |
| Newbridge Financial Services Group, Inc. | 35 | $0 | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 29 | $0 | 0.00% | +29 | New |
| Mirae Asset Global Investments Co., Ltd. | 89,942 | – | – | +89,942 | New |
| Norges Bank | 0 | $0 | 0.00% | −660,690−100.0% | Sold out |
| Ikarian Capital, LLC | 0 | $0 | 0.00% | −78,550−100.0% | Sold out |
| Dimensional Fund Advisors LP | 0 | $0 | 0.00% | −73,649−100.0% | Sold out |
| Denali Advisors LLC | 0 | $0 | 0.00% | −2,500−100.0% | Sold out |
| Russell Investments Group, Ltd. | 0 | $0 | 0.00% | −575−100.0% | Sold out |
| Kayne Anderson Rudnick Investment Management LLC | 0 | $0 | 0.00% | −39−100.0% | Sold out |