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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 2024

Institutional positions in Phathom Pharmaceuticals, Inc. as of Jun 30, 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
114
+1 vs. Q1 2024
Shares held
58.1M
+2.75M (+5.0%) vs. Q1 2024
Total value
$598.6M
+$10.7M (+1.8%) vs. Q1 2024
New holders
18
48 more added
Sold out
17
21 more reduced

1 institution that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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.

Institutional holdersQ2 2024: 114 institutions
Q1 2021: 84 institutionsQ2 2021: 79 institutionsQ3 2021: 84 institutionsQ4 2021: 83 institutionsQ1 2022: 82 institutionsQ2 2022: 94 institutionsQ3 2022: 94 institutionsQ4 2022: 87 institutionsQ1 2023: 84 institutionsQ2 2023: 103 institutionsQ3 2023: 110 institutionsQ4 2023: 117 institutionsQ1 2024: 114 institutionsQ2 2024: 114 institutionsQ3 2024: 133 institutionsQ4 2024: 144 institutionsQ1 2025: 137 institutionsQ2 2025: 117 institutionsQ3 2025: 133 institutionsQ4 2025: 173 institutionsQ1 2026: 174 institutionsQ2 2026: 161 institutions
Value heldQ2 2024: $598.6M
Q1 2021: $919.2MQ2 2021: $843.6MQ3 2021: $819.8MQ4 2021: $562.0MQ1 2022: $349.1MQ2 2022: $230.0MQ3 2022: $334.3MQ4 2022: $316.6MQ1 2023: $219.7MQ2 2023: $612.6MQ3 2023: $452.7MQ4 2023: $503.3MQ1 2024: $588.2MQ2 2024: $598.6MQ3 2024: $1.31BQ4 2024: $541.2MQ1 2025: $401.4MQ2 2025: $550.5MQ3 2025: $733.6MQ4 2025: $1.03BQ1 2026: $765.5MQ2 2026: $782.1M
Institutions holding PHAT and their total value by quarter
QuarterHoldersValue
Q2 2026161$782.1M
Q1 2026174$765.5M
Q4 2025173$1.03B
Q3 2025133$733.6M
Q2 2025117$550.5M
Q1 2025137$401.4M
Q4 2024144$541.2M
Q3 2024133$1.31B
Q2 2024114$598.6M
Q1 2024114$588.2M
Q4 2023117$503.3M
Q3 2023110$452.7M
Q2 2023103$612.6M
Q1 202384$219.7M
Q4 202287$316.6M
Q3 202294$334.3M
Q2 202294$230.0M
Q1 202282$349.1M
Q4 202183$562.0M
Q3 202184$819.8M
Q2 202179$843.6M
Q1 202184$919.2M

Institutions, Q2 2024

Shares, value and share of portfolio for each institution holding Phathom Pharmaceuticals, Inc.; share changes are against Q1 2024.

Institutions holding PHAT in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Frazier Life Sciences Management, L.P.10,109,279$104.1M4.87%00.0%Unchanged
Medicxi Ventures Management (Jersey) Ltd7,464,572$76.9M22.93%00.0%Unchanged
Carlyle Group Inc.3,496,808$35.8M3.40%00.0%Unchanged
Invesco Ltd.3,143,452$32.4M0.01%−16,337−0.5%Reduced
BlackRock Inc.2,926,373$30.1M0.00%+180,993+6.6%Added
Jennison Associates LLC2,757,579$28.4M0.02%+1,109,882+67.4%Added
Ensign Peak Advisors, Inc2,244,828$23.1M0.04%−35,172−1.5%Reduced
Vanguard Group Inc2,211,755$22.8M0.00%+232,642+11.8%Added
NEA Management Company, LLC1,960,169$20.2M1.52%00.0%Unchanged
Avidity Partners Management LP1,620,000$16.7M0.71%−115,000−6.6%Reduced
Takeda Pharmaceutical Co Ltd1,557,063$16.0M6.90%−1,596,154−50.6%Reduced
Gilder Gagnon Howe & Co LLC1,472,259$15.2M0.19%+454,642+44.7%Added
683 Capital Management, LLC1,400,000$14.4M1.51%−250,000−15.2%Reduced
Portolan Capital Management, LLC1,130,089$11.6M0.96%+1,130,089New
Checkpoint Capital L.P.875,000$9.01M5.43%+429,839+96.6%Added
Propel Bio Management, LLC869,927$8.96M5.81%00.0%Unchanged
Decheng Capital LLC850,000$8.76M2.68%00.0%Unchanged
Kennedy Capital Management, Inc.830,906$8.56M0.18%+258,570+45.2%Added
Geode Capital Management, LLC806,047$8.30M0.00%+54,668+7.3%Added
Woodline Partners LP785,990$8.10M0.08%+219,551+38.8%Added
State Street Corp785,249$8.09M0.00%+68,048+9.5%Added
Morgan Stanley762,597$7.85M0.00%+525,437+221.6%Added
Catalys Pacific, LLC721,962$7.44M5.61%00.0%Unchanged
GW&K Investment Management, LLC600,443$6.18M0.06%+32,417+5.7%Added
Ghost Tree Capital, LLC600,000$6.18M2.15%+115,000+23.7%Added
Saturn V Capital Management LLC593,306$6.11M2.31%+92,319+18.4%Added
Simplify Asset Management Inc.521,935$5.38M0.47%00.0%Unchanged
StepStone Group LP422,085$4.35M0.88%00.0%Unchanged
Goldman Sachs Group Inc417,284$4.30M0.00%+209,912+101.2%Added
Eagle Asset Management Inc361,463$3.91M0.02%+56,624+18.6%Added
Prudential Financial Inc352,340$3.63M0.01%+352,340New
Two Sigma Investments, LP303,431$3.13M0.01%−164,017−35.1%Reduced
Charles Schwab Investment Management Inc285,870$2.94M0.00%+21,376+8.1%Added
Northern Trust Corp276,660$2.85M0.00%−6,540−2.3%Reduced
Wellington Management Group LLP226,641$2.33M0.00%+3,251+1.5%Added
Oracle Investment Management Inc225,000$2.32M2.49%+225,000New
Schonfeld Strategic Advisors LLC168,323$1.73M0.01%+23,623+16.3%Added
Nuveen Asset Management, LLC141,022$1.45M0.00%−121,026−46.2%Reduced
JPMorgan Chase & Co134,357$1.38M0.00%−4,095−3.0%Reduced
Moore Capital Management, LP120,000$1.24M0.03%00.0%Unchanged
Bank of New York Mellon Corp114,721$1.18M0.00%+19,500+20.5%Added
State of Wisconsin Investment Board113,592$1.17M0.00%+54,406+91.9%Added
Marshall Wace, LLP112,691$1.16M0.00%+112,691New
Bank of America Corp98,032$1.01M0.00%−7,823−7.4%Reduced
UBS Asset Management Americas Inc93,154$959.5K0.00%+80,261+622.5%Added
Citadel Advisors LLC78,816$811.8K0.00%−46,829−37.3%Reduced
Penn Mutual Asset Management, LLC62,802$646.9K1.37%00.0%Unchanged
Swiss National Bank56,000$576.8K0.00%00.0%Unchanged
Jane Street Group, LLC55,848$575.2K0.00%+30,827+123.2%Added
Rhumbline Advisers55,178$568.3K0.00%+8,075+17.1%Added
Alliancebernstein L.P.50,110$516.1K0.00%+17,820+55.2%Added
UBS Group AG43,086$443.8K0.00%−6,837−13.7%Reduced
Inspirion Wealth Advisors, LLC36,634$377.3K0.06%+1,500+4.3%Added
Legal & General Group Plc34,325$353.5K0.00%+223+0.7%Added
Virtus ETF Advisers LLC30,078$309.8K0.15%+20,377+210.1%Added
Occidental Asset Management, LLC29,672$305.6K0.05%00.0%Unchanged
Gsa Capital Partners LLP29,406$303.0K0.02%+15,232+107.5%Added
California State Teachers Retirement System29,051$299.2K0.00%+104+0.4%Added
Creative Planning26,951$277.6K0.00%−5,151−16.0%Reduced
Allworth Financial LP22,580$247.1K0.00%00.0%Unchanged
Fulton Breakefield Broenniman LLC23,579$242.9K0.02%00.0%Unchanged
Price T Rowe Associates Inc20,575$212.0K0.00%+1,002+5.1%Added
MML Investors Services, LLC19,600$202.0K0.00%+19,600New
Brevan Howard Capital Management LP18,792$193.6K0.01%+18,792New
Corebridge Financial, Inc.18,358$189.1K0.00%+18,358New
MetLife Investment Management18,289$188.4K0.00%+1,818+11.0%Added
Wells Fargo & Company17,315$178.3K0.00%+5,710+49.2%Added
Two Sigma Advisers, LP16,300$167.9K0.00%−35,300−68.4%Reduced
Mirae Asset Global ETFs Holdings Ltd.16,270$167.6K0.00%+16,270New
Deutsche Bank AG15,071$155.2K0.00%+809+5.7%Added
Balyasny Asset Management LLC15,006$154.6K0.00%+15,006New
Manufacturers Life Insurance Company, The13,941$143.6K0.00%+1,339+10.6%Added
Stratos Wealth Advisors, LLC13,438$138.4K0.01%+938+7.5%Added
LVW Advisors, LLC12,909$133.0K0.02%+12,909New
Barclays PLC12,405$127.8K0.00%−15,794−56.0%Reduced
Voya Investment Management LLC11,691$120.4K0.00%+672+6.1%Added
Commonwealth Equity Services, LLC11,596$119.0K0.00%+11,596New
New York State Common Retirement Fund10,770$110.9K0.00%+4,846+81.8%Added
Klingman & Associates, LLC10,376$106.9K0.01%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)10,071$103.7K0.00%+2,987+42.2%Added
Davenport & Co LLC10,000$103.0K0.00%00.0%Unchanged
Staley Capital Advisers Inc10,000$103.0K0.00%00.0%Unchanged
Kestra Private Wealth Services, LLC10,000$103.0K0.00%00.0%Unchanged
Citigroup Inc8,856$91.2K0.00%+2,811+46.5%Added
EntryPoint Capital, LLC8,503$87.6K0.04%−10,877−56.1%Reduced
Group One Trading, L.P.7,368$75.9K0.00%+7,368New
China Universal Asset Management Co., Ltd.6,877$70.8K0.01%−4,112−37.4%Reduced
Tower Research Capital LLC (TRC)5,813$59.9K0.00%+5,233+902.2%Added
FNY Investment Advisers, LLC5,000$51.0K0.03%00.0%Unchanged
Royal Bank of Canada4,253$44.0K0.00%+2,237+111.0%Added
US Bancorp4,082$42.0K0.00%+632+18.3%Added
Ameritas Investment Partners, Inc.3,095$31.9K0.00%00.0%Unchanged
Great West Life Assurance Co2,839$29.0K0.00%00.0%Unchanged
FMR LLC2,656$27.4K0.00%+572+27.4%Added
Advisor Group Holdings, Inc.2,215$22.8K0.00%+1,985+863.0%Added
Mirae Asset Global Investments Co., Ltd.1,748$18.2K0.00%−12,158−87.4%Reduced
Bear Mountain Capital, Inc.1,000$11.7K0.00%+800+400.0%Added
Amalgamated Bank1,090$11.0K0.00%00.0%Unchanged
Huntington National Bank907$9.34K0.00%−71−7.3%Reduced
Russell Investments Group, Ltd.520$5.36K0.00%+520New