Investor · COLD SPRING HARBOR, NY
William Morris
Open William in the network graph →Filings
136
SEC Form D
Connections
299
co-filers
Capital
$37.1M
across filings
Active
Mar 2013
to Dec 2025
Most-connected co-filers (299)
David A. Bree · Grand Cayman, Cayman Islands63 sharedJames Harrison · Waltham, MA46 sharedAndrew Tischer · New York, NY46 sharedHenry Cornell · New York, NY46 sharedIii Capital Management · Boca Raton, FL46 sharedBob Greene · New York, NY46 sharedKenneth A. Froot · Cambridge, MA46 sharedPaul O'Connell · Cambridge, MA46 sharedCole Sharp · New York, NY46 sharedHeejung Chang · Singapore, U046 sharedMaureen A. Miles · Willmington, DE46 sharedIii Capital Management · Boca Raton, FL46 sharedChristopher Boies · New York, NY46 sharedAlen A. Capalik · Waltham, MA46 sharedNeal Creighton · Waltham, MA46 sharedPaul J. Ciriello · Waltham, MA46 sharedGerald E. Mullis · Bedford, IN46 sharedTiffanny A. Gates · Waltham, MA46 sharedThomas L. Olofsson · Boca Raton, FL46 sharedAlexander A. Doll · Waltham, MA46 sharedRobert A. Printz · Boca Raton, FL40 sharedWilliam P. Mccauley · Boca Raton, FL40 sharedMichael L. Reger · Boca Raton, FL40 sharedScott L. Wyler · Boca Raton, FL40 shared
Recent filings (136)
Racing & Performance Holdings, LLCDec 2025 · 6 co-filers$339Racing & Performance Holdings, LLCDec 2025 · 6 co-filers$339FBF INVESTMENT, LLCAug 2025 · 17 co-filers$3.0MFusion Energy Solutions, Inc.May 2025 · 14 co-filers$12.0MFusion Energy Solutions, Inc.Apr 2025 · 14 co-filers$25KFusion Energy Solutions, Inc.Apr 2025 · 14 co-filers$2.1MMare Island Dry Dock Investment LLCApr 2025 · 9 co-filers$3.2MMare Island Dry Dock Investment LLCApr 2025 · 9 co-filers$3.2MRacing & Performance Holdings, LLCMar 2025 · 6 co-filers$800KRacing & Performance Holdings, LLCMar 2025 · 6 co-filers$800KRacing & Performance Holdings, LLCOct 2024 · 7 co-filers$2.7MRacing & Performance Holdings, LLCOct 2024 · 7 co-filers$2.7MFBF INVESTMENT, LLCApr 2024 · 9 co-filers$2.0MApartner - 37P Fund I LLCDec 2023 · 11 co-filers$20.0MRacing & Performance Holdings, LLCNov 2023 · 9 co-filers$1.8MRacing & Performance Holdings, LLCNov 2023 · 9 co-filers$1.8MFBF INVESTMENT, LLCJun 2023 · 16 co-filers$540KFBF INVESTMENT, LLCApr 2023 · 14 co-filers$3.7MPinnacle Investment Corp.Apr 2023 · 19 co-filers$3.3MPinnacle Investment Corp.Apr 2023 · 19 co-filers$3.3MRacing & Performance Holdings, LLCFeb 2023 · 12 co-filers$3.6MRacing & Performance Holdings, LLCFeb 2023 · 12 co-filers$3.6MRacing & Performance Holdings, LLCNov 2022 · 15 co-filers$850KRacing & Performance Holdings, LLCNov 2022 · 15 co-filers$850KOutremont Alpha US Feeder Fund LPOct 2022 · 13 co-filers
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See William in the interactive graph →