Investor · Boston, MA

Mark Stein

Open Mark in the network graph →

Filings

9

SEC Form D

Connections

26

co-filers

Capital

$10.9M

across filings

Active

Mar 2018

to Feb 2022

Most-connected co-filers (26)

J. B. Haley · New York, NY4 shared Rajeev M. Shah · Boston, MA4 shared Craig E. Welch · Portsmouth, NH3 shared Jared Gholston · Black Diamond, WA3 shared John Rodefeld · Naples, FL3 shared Joshua Sasouness · New York, NY3 shared Peter M. Kolchinsky · Boston, MA3 shared Trey Blocker · Fredericksburg, TX3 shared Raymond J. Stapell · Denver, CO3 shared Matt Gorin · New York, NY3 shared Robert Wurth · Southfield, MI2 shared Parag Mehta · Bedford, MA2 shared Renee Ng D. Parker · Stamford, CT2 shared Jeff Serra · AUSTIN, TX2 shared Debbie Carter · Grapevine, TX2 shared Mark S. Casady · CAMBRIDGE, MA2 shared John Gogol · London, United Kingdom2 shared Colin P. Behring · Danville, CA2 shared Bharat Tewarie · Bedford, MA1 shared Kenneth Lazarus · Boston, MA1 shared Peter Simone · Concord, MA1 shared Sharmila Mudgal · Bedford, MA1 shared Guha Bala · Bedford, MA1 shared Edward Crawley · Boston, MA1 shared

Recent filings (9)

Aveta Biomics, Inc.Feb 2022 · 6 co-filers$5.0M Infinite Sky CoFeb 2022 · 8 co-filers$1.2M KINGFIELD CorpApr 2020 · 16 co-filers$5.1M KINGFIELD CorpNov 2019 · 14 co-filers$4.1M KINGFIELD CorpJan 2019 · 10 co-filers$3.0M BRC Partners VI LPAug 2018 · 1 co-filer$28.5M Behring Capital Partners LPMay 2018 · 2 co-filers$100.0M BRC Partners V LPMar 2018 · 2 co-filers$80.0M Aveta Biomics, Inc.Mar 2018 · 6 co-filers$2.5M

Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Mark in the interactive graph →