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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, 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.

Institutional holdersQ4 2024: 144 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 heldQ4 2024: $541.2M
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, Q4 2024

Shares, value and share of portfolio for each institution holding Phathom Pharmaceuticals, Inc.; share changes are against Q3 2024.

Institutions holding PHAT in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
CWM, LLC35$00.00%+3+9.4%Added
Covestor Ltd7$00.00%+7New
IFP Advisors, Inc2$160.00%+2New
Rothschild Investment LLC10$810.00%−55−84.6%Reduced
Aster Capital Management (DIFC) Ltd15$1220.00%−30−66.7%Reduced
Farther Finance Advisors, LLC17$1380.00%−10−37.0%Reduced
Nisa Investment Advisors, LLC19$1540.00%−93−83.0%Reduced
ZRC Wealth Management, LLC20$1630.00%00.0%Unchanged
EverSource Wealth Advisors, LLC21$1710.00%+21New
Amundi42$2920.00%+42New
Riggs Asset Managment Co. Inc.69$5520.00%00.0%Unchanged
Lindbrook Capital, LLC155$1.26K0.00%+155New
Caitong International Asset Management Co., Ltd179$1.45K0.00%+179New
Daiwa Securities Group Inc.260$2.00K0.00%00.0%Unchanged
The PNC Financial Services Group, Inc.273$2.22K0.00%00.0%Unchanged
BFSG, LLC300$2.44K0.00%00.0%Unchanged
Greenline Partners, LLC500$4.06K0.00%+500New
GAMMA Investing LLC508$4.13K0.00%+354+229.9%Added
Larson Financial Group LLC797$6.47K0.00%+150+23.2%Added
Public Employees Retirement Association of Colorado840$7.00K0.00%00.0%Unchanged
Sterling Capital Management LLC867$7.04K0.00%+761+717.9%Added
Bear Mountain Capital, Inc.1,000$7.17K0.00%00.0%Unchanged
R Squared Ltd1,061$8.62K0.01%+1,061New
Amalgamated Bank1,090$9.00K0.00%00.0%Unchanged
Quest Partners LLC1,334$10.8K0.00%−9,584−87.8%Reduced
GF Fund Management Co. Ltd.1,436$11.7K0.00%+1,436New
Huntington National Bank1,497$12.2K0.00%+26+1.8%Added
Point72 (DIFC) Ltd1,951$15.8K0.00%+1,951New
Mirae Asset Global Investments Co., Ltd.2,279$18.6K0.00%−191−7.7%Reduced
Great West Life Assurance Co2,839$23.0K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.3,095$25.1K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.3,292$26.7K0.00%+2,277+224.3%Added
Tower Research Capital LLC (TRC)4,414$35.8K0.00%+27+0.6%Added
Simplex Trading, LLC5,395$43.0K0.00%−10,303−65.6%Reduced
US Bancorp6,826$55.4K0.00%+1,578+30.1%Added
Police & Firemen's Retirement System of New Jersey8,251$67.0K0.00%+8,251New
KLP Kapitalforvaltning AS9,100$73.9K0.00%+9,100New
Staley Capital Advisers Inc10,000$81.2K0.00%00.0%Unchanged
Klingman & Associates, LLC10,517$85.4K0.01%+141+1.4%Added
New York State Common Retirement Fund10,770$87.5K0.00%00.0%Unchanged
Arizona State Retirement System10,900$88.5K0.00%+86+0.8%Added
Teacher Retirement System of Texas11,065$90.0K0.00%+11,065New
Rafferty Asset Management, LLC11,113$90.2K0.00%+11,113New
Royal Bank of Canada11,587$94.0K0.00%+4,581+65.4%Added
Voya Investment Management LLC11,689$94.9K0.00%+325+2.9%Added
Versor Investments LP12,400$100.7K0.02%+12,400New
Profund Advisors LLC13,310$108.1K0.00%+13,310New
Virtu Financial LLC13,424$109.0K0.01%+13,424New
Stratos Wealth Advisors, LLC13,438$109.1K0.01%00.0%Unchanged
Manufacturers Life Insurance Company, The13,990$113.6K0.00%+396+2.9%Added
ProShare Advisors LLC14,289$116.0K0.00%+3,804+36.3%Added
China Universal Asset Management Co., Ltd.14,499$117.7K0.01%+1,365+10.4%Added
Bayesian Capital Management, LP14,900$121.0K0.01%+14,900New
Gsa Capital Partners LLP15,173$123.0K0.01%+90+0.6%Added
Numerai GP LLC15,264$123.9K0.03%−34,063−69.1%Reduced
Canada Pension Plan Investment Board15,400$125.0K0.00%+15,400New
Kestra Private Wealth Services, LLC15,500$125.9K0.00%+5,500+55.0%Added
Zurcher Kantonalbank (Zurich Cantonalbank)15,710$127.6K0.00%+5,639+56.0%Added
Capula Management Ltd16,083$130.6K0.00%+16,083New
Intech Investment Management LLC17,424$141.5K0.00%+5,981+52.3%Added
Allworth Financial LP20,448$142.9K0.00%−2,146−9.5%Reduced
AQR Capital Management LLC17,658$143.4K0.00%+17,658New
Inspirion Wealth Advisors, LLC19,964$143.7K0.02%−16,670−45.5%Reduced
Corebridge Financial, Inc.19,508$158.4K0.00%+1,263+6.9%Added
Nebula Research & Development LLC20,963$170.2K0.02%+20,963New
Los Angeles Capital Management LLC21,070$171.1K0.00%+21,070New
Mirae Asset Global ETFs Holdings Ltd.22,149$179.8K0.00%+3,408+18.2%Added
Brevan Howard Capital Management LP22,845$185.5K0.00%+22,845New
Creative Planning23,243$188.7K0.00%−10,641−31.4%Reduced
MetLife Investment Management24,366$197.9K0.00%+5,337+28.0%Added
Aristides Capital LLC25,200$204.6K0.06%+25,200New
Keybank National Association25,512$207.2K0.00%+7,469+41.4%Added
Wells Fargo & Company25,516$207.2K0.00%+7,462+41.3%Added
Price T Rowe Associates Inc25,641$209.0K0.00%+4,592+21.8%Added
Kera Capital Partners, Inc.26,849$218.0K0.06%+26,849New
Occidental Asset Management, LLC29,672$240.9K0.04%00.0%Unchanged
Deutsche Bank AG30,213$245.3K0.00%+9,986+49.4%Added
Dark Forest Capital Management LP32,029$260.1K0.04%+32,029New
Engineers Gate Manager LP32,500$263.9K0.00%+32,500New
Tudor Investment Corp Et Al34,049$276.5K0.00%−2,334−6.4%Reduced
California State Teachers Retirement System35,262$286.3K0.00%+10.0%Added
Legal & General Group Plc36,438$295.9K0.00%+2,060+6.0%Added
BNP Paribas Arbitrage, SA39,532$321.0K0.00%+39,532New
Gilder Gagnon Howe & Co LLC41,610$337.9K0.00%−1,581,273−97.4%Reduced
Virtus ETF Advisers LLC43,789$355.6K0.15%+13,711+45.6%Added
Citigroup Inc44,577$362.0K0.00%+13,056+41.4%Added
Alliancebernstein L.P.45,590$370.2K0.00%−4,520−9.0%Reduced
Summit Financial Wealth Advisors, LLC68,125$383.5K0.08%+39,093+134.7%Added
Commonwealth Equity Services, LLC50,772$412.0K0.00%+40,362+387.7%Added
ADAR1 Capital Management, LLC55,400$449.8K0.09%+55,200+27,600.0%Added
Rhumbline Advisers55,968$454.4K0.00%+5,110+10.0%Added
Qube Research & Technologies Ltd55,973$454.5K0.00%+55,973New
Millennium Management LLC59,991$487.1K0.00%+27,063+82.2%Added
Penn Mutual Asset Management, LLC62,802$510.0K0.92%00.0%Unchanged
Citadel Advisors LLC72,007$584.7K0.00%−148,396−67.3%Reduced
Swiss National Bank73,300$595.2K0.00%00.0%Unchanged
Barclays PLC76,463$620.9K0.00%+18,656+32.3%Added
Jane Street Group, LLC77,869$632.3K0.00%+50,027+179.7%Added
Marshall Wace, LLP98,068$796.3K0.00%+98,068New
Bank of New York Mellon Corp102,748$834.3K0.00%+4,557+4.6%Added