Investor · San Francisco, CA
William S. Seybold
Open William in the network graph →Filings
112
SEC Form D
Connections
292
co-filers
Capital
$179.6B
across filings
Active
Apr 2016
to Jul 2025
Most-connected co-filers (292)
Philip D. Dreyfuss · San Francisco, CA95 sharedDavid A. Posner · San Francisco, CA91 sharedMark C. Wehrly · San Francisco, CA90 sharedJohn R. Warren · San Francisco, CA88 sharedDr. Thomas G. Roberts, Jr · San Francisco, CA88 sharedRajiv A. Patel · San Francisco, CA86 sharedAndrew J. Spokes · San Francisco, CA86 sharedRichard B. Fried · San Francisco, CA86 sharedDavid T. Kim · San Francisco, CA86 sharedMichael G. Linn · San Francisco, CA85 sharedColby T. Clark · San Francisco, CA56 sharedMichael B. Fisch · San Francisco, CA56 sharedCameron T. Hillyer · San Francisco, CA56 sharedMatthew T. Trentini · San Francisco, CA56 sharedGarth D. Ebanks · Grand Cayman, Cayman Islands52 sharedSteven M. Marshank · Larkspur, CA49 sharedJames W. Anstey · Larkspur, CA49 sharedJoshua A. Kirby · Larkspur, CA49 sharedCharles T. Clark · Bethesda, MD49 sharedRonald F. Richards · Larkspur, CA49 sharedB. S. Norman · San Francisco, CA49 sharedChris Marks · Denver, CO49 sharedMatthew J. Hobart · Bethesda, MD49 sharedStephen Benoit · Kalamazoo, MI49 shared
Recent filings (112)
Farallon Healthcare Partners International, Ltd.Jul 2025 · 73 co-filersFarallon Healthcare Partners, L.P.Jul 2025 · 69 co-filersFarallon Capital F5 Investors I, L.P.Jul 2025 · 65 co-filersFarallon Capital F5 Investors II, L.P.Jul 2025 · 65 co-filersActive Capital III, L.P.Jun 2025 · 6 co-filers$28.3MFCOI II Holdings, L.P.Mar 2025 · 65 co-filersFarallon Capital (AM) Investors, L.P.Mar 2025 · 65 co-filersFarallon Capital Institutional Partners, L.P.Mar 2025 · 65 co-filersFarallon Capital Partners, L.P.Mar 2025 · 65 co-filersFarallon Investment Holdings, L.P.Mar 2025 · 65 co-filersFarallon Equity Partners, L.P.Feb 2025 · 68 co-filersFarallon Equity Partners International, Ltd.Feb 2025 · 71 co-filersFarallon Healthcare Partners International, Ltd.Jul 2024 · 71 co-filersFarallon Healthcare Partners, L.P.Jul 2024 · 66 co-filersFarallon Capital F5 Investors I, L.P.Jul 2024 · 62 co-filersFarallon Capital F5 Investors II, L.P.Jul 2024 · 62 co-filersActive Capital III, L.P.May 2024 · 6 co-filers$25.0MFarallon Investment Holdings, L.P.Mar 2024 · 62 co-filersFarallon Capital (AM) Investors, L.P.Mar 2024 · 62 co-filersFCOI II Holdings, L.P.Mar 2024 · 63 co-filersFarallon Capital Institutional Partners, L.P.Mar 2024 · 62 co-filersFarallon Capital Partners, L.P.Mar 2024 · 62 co-filersFarallon Equity Partners, L.P.Feb 2024 · 65 co-filersFarallon Equity Partners International, Ltd.Feb 2024 · 68 co-filersFarallon Healthcare Partners International, Ltd.Jul 2023 · 71 co-filers
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See William in the interactive graph →