Investor · Cambridge, MA

Robert C. Green

Open Robert in the network graph →

Filings

9

SEC Form D

Connections

31

co-filers

Capital

$6.4M

across filings

Active

Jul 2021

to Sep 2025

Most-connected co-filers (31)

Hans Keil · Cambridge, MA5 shared Neil C. Mckinnon · San Francisco, CA3 shared Gijs F. Van Thiel · New York, NY3 shared Joshua F. Sobeck · New York, NY3 shared Paul Martino · San Francisco, CA3 shared Eric J. Neuner · Danville, CA3 shared James A. Musial · Danville, CA3 shared Todd Stewardson · Danville, CA3 shared Yifan Song · Seattle, WA3 shared Gus Tai · Seattle, WA3 shared Mark Benjamin · Seattle, WA3 shared Jeff Bicksler · Atlanta, GA3 shared Jennifer Murphy · ANNAPOLIS, MD3 shared James Kim · SAN FRANCISCO, CA3 shared Kirk Hanson · Omaha, NE3 shared Chad Waite · Seattle, WA3 shared Lucas Nivon · Seattle, WA3 shared Nicholas J. Esterline · Wichita, KS3 shared David C. Feinberg · Cambridge, MA3 shared Mark I. Colville · EDINA, MN3 shared David Chao · Houston, TX3 shared Nicholas Manolelis · Los Angeles, CA3 shared Brandon Alexandroff · Longboat Key, FL3 shared Maritza Okata · New York, NY3 shared

Recent filings (9)

Nurture Genomics, Inc.Sep 2025 · 7 co-filers$6.0M Double Duty Dawgs, LLCMay 2024 · 8 co-filers$1.0M Double Duty Dawgs, LLCDec 2023 · 8 co-filers$700K Nurture Genomics, Inc.Aug 2023 · 8 co-filers$5.0M Nurture Genomics, Inc.Oct 2022 · 8 co-filers$3.0M Cyrus Biotechnology, Inc.Dec 2021 · 14 co-filers$19.4M Cyrus Biotechnology, Inc.Oct 2021 · 14 co-filers$15.9M Double Duty Dawgs, LLCJul 2021 · 8 co-filers$700K Cyrus Biotechnology, Inc.Jul 2021 · 16 co-filers$12.9M

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