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Institution65 | Since Filing↕ | YTD↕ | Key People | Total AUM (Long)↓ | Position Count Bucket | Sector Weights |
|---|---|---|---|---|---|---|
B BAKER BROS. ADVISORS LP Hedge Fund•Sector | 6.80%Nov 14, 2025 | - | Scott Lawrence Lessing President | $13.8B | 20-100 positions | |
 RTW INVESTMENTS, LLC Hedge Fund•Sector | -0.30%Nov 14, 2025 | - | Peter M Fong President | $8.1B | 20-100 positions | |
 Merewether Investment Management, LP Hedge Fund•Sector | 6.19%Nov 14, 2025 | - | Rodney W. J. Saddington CEO | $4.2B | 20-100 positions | |
 ORBIMED ADVISORS LLC Hedge Fund•Sector | 12.27%Nov 14, 2025 | - | Sam Block Iii CFO | $4.1B | 20-100 positions | |
 NZS Capital, LLC Hedge Fund•Sector | 2.97%Nov 12, 2025 | - | Jason Bradley Slingerlend Founder | $3.3B | 20-100 positions | |
C Cohen Klingenstein, LLC Hedge Fund•Sector | 5.68%Oct 16, 2025 | - | Thomas Davis Klingenstein Managing Partner | $3.2B | > 100 positions | |
 EcoR1 Capital, LLC Hedge Fund•Sector | 14.59%Nov 14, 2025 | - | Scott Eric Perlen CFO | $2.1B | 20-100 positions | |
S Situational Awareness LP Hedge Fund•Sector | 26.05%Nov 14, 2025 | - | Leopold Nmn Aschenbrenner CIO | $2.1B | < 20 positions | |
 Rock Springs Capital Management LP Hedge Fund•Sector | 3.75%Nov 14, 2025 | - | Nnamdi C Etoh CFO | $1.7B | 20-100 positions | |
 NORTHWOOD LIQUID MANAGEMENT LP Hedge Fund•Sector | 2.05%Nov 14, 2025 | - | Raleigh W Nuckols CIO | $1.5B | < 20 positions | |
 1607 Capital Partners, LLC Hedge Fund•Sector | 2.51%Nov 14, 2025 | - | James Edward Mallory Managing Partner | $1.3B | > 100 positions | |
 Integral Health Asset Management, LLC Hedge Fund•Sector | 2.83%Nov 14, 2025 | - | Bhagwan Jay Rao CIO | $1.3B | 20-100 positions | |
 Partner Fund Management, L.P. Hedge Fund•Sector | 7.69%Nov 14, 2025 | - | Jonathan Jude Aljoe CFO | $1.2B | 20-100 positions | |
 Casdin Capital, LLC Hedge Fund•Sector | 10.55%Nov 14, 2025 | - | Eli D Casdin Managing Partner | $1.2B | 20-100 positions | |
 Nishkama Capital, LLC Hedge Fund•Sector | 6.00%Nov 14, 2025 | - | Ravee Mehta CIO | $1.1B | 20-100 positions | |
 Fairmount Funds Management LLC Hedge Fund•Sector | 15.23%Nov 14, 2025 | - | Peter Evan Harwin Managing Partner | $1.1B | < 20 positions | |
 First Light Asset Management, LLC Hedge Fund•Sector | 12.99%Nov 14, 2025 | - | Mathew Paul Arens CEO | $1.1B | 20-100 positions | |
R Redmile Group, LLC Hedge Fund•Sector | 23.34%Nov 14, 2025 | - | Jeremy Charles Green Managing Partner | $1.0B | 20-100 positions | |
 MayTech Global Investments, LLC Hedge Fund•Sector | -2.15%Nov 12, 2025 | - | Nels George Wangensteen CEO | $958.3M | 20-100 positions | |
 Octagon Capital Advisors LP Hedge Fund•Sector | 5.11%Nov 14, 2025 | - | Ting (Nmn) Jia Founder | $637.4M | 20-100 positions | |
 Global Frontier Investments LLC Hedge Fund•Sector | 6.50%Nov 18, 2025 | - | Hedi (Nmn) Ben Mlouka CEO | $510.2M | < 20 positions | |
P Philadelphia Financial Management of San Francisco, LLC Hedge Fund•Sector | 7.79%Nov 14, 2025 | - | Jordan Neil Hymowitz Managing Partner | $503.5M | 20-100 positions | |
L Lynx1 Capital Management LP Hedge Fund•Sector | 7.41%Nov 13, 2025 | - | Weston Agnew Nichols CIO | $491.3M | < 20 positions | |
S Saturn V Capital Management LLC Hedge Fund•Sector | 4.12%Nov 14, 2025 | - | Xiaoying (Nmn) Tian Partner | $456.0M | < 20 positions | |
 Gavilan Investment Partners LLC Hedge Fund•Sector | -3.62%Nov 13, 2025 | - | Louis Albert Chang Managing Partner | $447.6M | < 20 positions |