Investor · Boston, MA
Willam A. Muggia
Open Willam in the network graph →Filings
80
SEC Form D
Connections
33
co-filers
Capital
$262.1M
across filings
Active
Jul 2009
to Jul 2023
Most-connected co-filers (33)
Katherine Fettke · Walnut Creek, CA70 sharedKeller TX Retail, L.L.C · Oak Brook, IL69 sharedDavid M. Greenhouse · New York, NY36 sharedAustin W. Marxe · New York, NY36 sharedAdam M. Stettner · New York, NY36 sharedAWM Investment Company Inc · New York, NY24 sharedSST Advisers, LLC · New York, NY16 sharedMGP Advisers LP · New York, NY12 sharedJames B. Frakes · SAN DIEGO, CA9 sharedCharles D. Mann Iv · Atlanta, GA9 sharedLS Advisers, LLC · New York, NY8 sharedLS Advisers, LLC · New York, NY8 sharedSSCayman, LLC · New York, NY8 sharedNiel Ransom · Fremont, CA4 sharedDianne Marxe · New York, NY4 sharedMG Advisers LLC · New York, NY4 sharedMG Advisers LLC · New York, NY4 sharedWestfield Partners, L.L.C · Boston, MA3 sharedWestfield Capital Managment Company, Llc · Boston, MA3 sharedWestfield Partners, L.L.C · Boston, MA3 sharedWestfield Capital Managment Company, Llc · Boston, MA3 sharedM. Mgp Advisers Lp · New York, NY2 sharedM. Mgp Advisers Lp · New York, NY2 sharedBenjamin A. Burditt · New York, NY1 shared
Recent filings (80)
SPECIAL SITUATIONS CAYMAN FUND L PJul 2023 · 9 co-filersSpecial Situations Life Sciences Fund LPJul 2023 · 9 co-filersSPECIAL SITUATIONS TECHNOLOGY FUND LPJul 2023 · 9 co-filersSPECIAL SITUATIONS FUND III QP LPJul 2023 · 9 co-filersSPECIAL SITUATIONS PRIVATE EQUITY FUND L PJul 2023 · 9 co-filersSPECIAL SITUATIONS TECHNOLOGY FUND II L PJul 2023 · 9 co-filersWESTFIELD ABSOLUTE RETURN FUND LPJan 2023 · 2 co-filersWESTFIELD ABSOLUTE RETURN FUND LPJan 2022 · 2 co-filersSPECIAL SITUATIONS TECHNOLOGY FUND II L PJul 2021 · 9 co-filersSPECIAL SITUATIONS TECHNOLOGY FUND LPJul 2021 · 9 co-filersSPECIAL SITUATIONS PRIVATE EQUITY FUND L PJul 2021 · 9 co-filersSPECIAL SITUATIONS CAYMAN FUND L PJul 2021 · 9 co-filersSPECIAL SITUATIONS FUND III QP LPJul 2021 · 9 co-filersSpecial Situations Life Sciences Fund LPJul 2021 · 9 co-filersWESTFIELD MICRO CAP FUND LPJan 2021 · 2 co-filersSPECIAL SITUATIONS CAYMAN FUND L PJul 2020 · 9 co-filersSpecial Situations Life Sciences Fund LPJul 2020 · 9 co-filersSPECIAL SITUATIONS FUND III QP LPJul 2020 · 9 co-filersSPECIAL SITUATIONS TECHNOLOGY FUND II L PJul 2020 · 9 co-filersSPECIAL SITUATIONS PRIVATE EQUITY FUND L PJul 2020 · 9 co-filersSPECIAL SITUATIONS TECHNOLOGY FUND LPJul 2020 · 9 co-filersWESTFIELD MICRO CAP FUND LPJan 2020 · 2 co-filersSPECIAL SITUATIONS CAYMAN FUND L PJul 2019 · 6 co-filersSpecial Situations Life Sciences Fund LPJul 2019 · 6 co-filersSPECIAL SITUATIONS TECHNOLOGY FUND LPJul 2019 · 6 co-filers
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Willam in the interactive graph →