Investor · Waltham, MA
Stephen Hall
Open Stephen in the network graph →Filings
42
SEC Form D
Connections
196
co-filers
Capital
$31.9M
across filings
Active
Mar 2010
to Jan 2026
Most-connected co-filers (196)
Mark N. Ferguson · London, United Kingdom18 sharedGary B. Linford · Grand Cayman, Cayman Islands18 sharedMike S. Ramsey · London, United Kingdom18 sharedSolomon M. Goldfinger · New York, NY18 sharedColin N. Leduc · San Francisco, CA18 sharedMichael E. Sproule · New York, NY18 sharedAlex N. Marshall · London, United Kingdom16 sharedMark B. Fagan · Grand Cayman, Cayman Islands16 sharedDavid Blood · London, United Kingdom16 sharedRichard J. Witterschein · New York, NY16 sharedJean C. Nichols · Cambridge, MA16 sharedMartin Vogelbaum · New York, NY16 sharedMiguel N. Nogales · London, United Kingdom16 sharedAngelo J. Scialabba · New York, NY16 sharedScott Walchek · Danville, CA14 sharedT.A. Mccann · Seattle, WA14 sharedEileen T. Slevin · New York, NY13 sharedAlan Colowick · San Diego, CA13 sharedJohn R. Meyer · New York, NY12 sharedScott L. Berlin · New York, NY12 sharedMichael Gertner · BELLEVUE, WA12 sharedMichael J. Sheridan · Milpitas, CA12 sharedJames R. Clements · Los Angeles, CA12 sharedJohn A. Cullen · New York, NY12 shared
Recent filings (42)
Soulstice, Inc.Jan 2026 · 4 co-filers$1.0MORock Technologies, Inc.Sep 2021 · 15 co-filers$20.1MORock Technologies, Inc.Sep 2021 · 15 co-filers$20.1MPB1REZ LLCDec 2020 · 3 co-filers$613KPB1REZ LLCDec 2020 · 3 co-filers$613KORock Technologies, Inc.Jul 2019 · 17 co-filers$22.0MORock Technologies, Inc.Jul 2019 · 17 co-filers$22.0MORock Technologies, Inc.Sep 2018 · 17 co-filers$20.0MORock Technologies, Inc.Sep 2018 · 17 co-filers$20.0MPayroc LLCOct 2016 · 21 co-filers$10.9MPayroc LLCOct 2016 · 21 co-filers$10.9MBG Medicine, Inc.May 2015 · 15 co-filers$2.5MBG Medicine, Inc.May 2015 · 15 co-filers$2.5MKAMINAK GOLD CORPMay 2014 · 19 co-filers$1.8MKAMINAK GOLD CORPMay 2014 · 19 co-filers$1.8MKAMINAK GOLD CORPApr 2014 · 19 co-filers$1.8MNEW YORK LIFE INSURANCE & ANNUITY CORPMar 2012 · 34 co-filersNEW YORK LIFE INSURANCE & ANNUITY CORPMar 2012 · 34 co-filersNEW YORK LIFE INSURANCE & ANNUITY CORPMar 2012 · 34 co-filersNEW YORK LIFE INSURANCE & ANNUITY CORPMar 2012 · 35 co-filersNEW YORK LIFE INSURANCE COJan 2012 · 32 co-filersINNOCENTIVE INCNov 2011 · 15 co-filers$7.5MINNOCENTIVE INCOct 2011 · 15 co-filers$7.5MINNOCENTIVE INCSep 2011 · 15 co-filers$7.5MINNOCENTIVE INCAug 2011 · 15 co-filers$7.5M
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Stephen in the interactive graph →