Investor · Kalamazoo, MI

Robert Zerbe

Open Robert in the network graph →

Filings

18

SEC Form D

Connections

125

co-filers

Capital

$32.7M

across filings

Active

Jan 2015

to Feb 2019

Most-connected co-filers (125)

Michael U. Jandernoa · Kalamazoo, MI7 shared David Van Andel · Grand Rapids, MI5 shared Mark Olesnavage · Kalamazoo, MI4 shared Mcdowell Properties Mcdowell Properties · Plano, TX3 shared Michael J. Foster · NORTH BRANFORD, CT3 shared Bruce Paddock · Williston, VT3 shared Angeline U. Shashlo · Kalamazoo, MI3 shared Ancora Advisors, LLC · Cleveland, OH3 shared W. P. Mcdowell · San Francisco, CA3 shared Bay View Partners, LLC · San Francisco, CA3 shared Emanuele H. Ravano · Newport Beach, CA3 shared Jerry Callahan · Grand Rapids, MI3 shared William Powers · BOCA RATON, FL3 shared Jonathan J. Collins · NORTH BRANFORD, CT3 shared James Vanderlugt · Kalamazoo, MI2 shared Ahmad Chatila · AUSTIN, TX2 shared Gerald Callahan · Kalamazoo, MI2 shared Rolf Kletzien · Kalamazoo, MI2 shared Trinity Street Asset Management LLP · London, United Kingdom2 shared John W. Auchincloss · WILTON, CT2 shared Stephen T. Stewart · NORTH BRANFORD, CT2 shared Kevin R. Mandia · Milpitas, CA2 shared Andrew C. Sharp · NORTH BRANFORD, CT2 shared Americo J. Da Corte · STAMFORD, CT2 shared

Recent filings (18)

Cirius Therapeutics, Inc.Oct 2025 · 9 co-filers$1.2M Cirius Therapeutics, Inc.Oct 2025 · 9 co-filers$1.2M Cirius Therapeutics, Inc.Oct 2024 · 7 co-filers$1.6M Cirius Therapeutics, Inc.Aug 2024 · 4 co-filers$1.3M METABOLIC SOLUTIONS DEVELOPMENT CO LLCFeb 2019 · 20 co-filers$200K Cirius Therapeutics, Inc.Apr 2017 · 15 co-filers$40.5M Cirius Therapeutics, Inc.Apr 2017 · 15 co-filers$40.5M Octeta Therapeutics, LLCMay 2016 · 10 co-filers$20.0M METABOLIC SOLUTIONS DEVELOPMENT CO LLCSep 2015 · 22 co-filers$18.4M GULFSHORE BANCSHARES, INC.Apr 2015 · 32 co-filers$9.5M GULFSHORE BANCSHARES, INC.Jan 2015 · 32 co-filers$7.5M AASTROM BIOSCIENCES INCMar 2012 · 7 co-filers$40.0M MCDOWELL K11 INVESTORS, LLCApr 2011 · 5 co-filers$1.2M Edgemont Pharmaceuticals, LLCDec 2010 · 5 co-filers$5.0M MCDOWELL K7 INVESTORS, LLCJul 2010 · 5 co-filers$1.3M METABOLEX, INC.Nov 2009 · 24 co-filers$8.6M AP PHARMA INC /DE/Nov 2009 · 11 co-filers$16.6M MCDOWELL DISTRESSED DEBT & EQUITY FUND, LLCAug 2009 · 5 co-filers$20.0M METABOLEX, INC.Jul 2009 · 24 co-filers$27.7M QUATRX PHARMACEUTICALS CoApr 2009 · 15 co-filers$37.1M

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