Investor · Watertown, MA

Justin C. Buck

Open Justin in the network graph →

Filings

11

SEC Form D

Connections

49

co-filers

Capital

$48.2M

across filings

Active

Dec 2016

to Feb 2025

Most-connected co-filers (49)

Matthew Silver · Boston, MA7 shared Robert B. Glarner, Jr · St. Louis, MO6 shared William B. Kuesel · New York, NY6 shared Paul D. Glarner · St. Louis, MO6 shared Ray Adderly · London, United Kingdom6 shared P. N. Walker · Birmingham, AL4 shared David Buzby · Watertown, MA4 shared Bruce Smith · Rye, NY4 shared Colin Throssell · Luxembourg, Luxembourg4 shared Christopher Chow · San Francisco, CA3 shared Margaret Kirby · Bend, OR3 shared Peter Gross · Watertown, MA3 shared Michael Sales · London, United Kingdom3 shared Jordan Jones · Austin, TX3 shared Hadley Ford · NEW YORK, NY2 shared Dakota R. Younger · Culver City, CA2 shared James Marden · New York, NY2 shared Carl M. Wiese · San Diego, CA2 shared Aaron L. Repucci · Conshohocken, PA2 shared Ladd W. Mark · Birmingham, AL2 shared Frank Argilagos · Red Bank, NJ2 shared Joseph M. Caruso · Beverly, MA2 shared Manor Road Advisors, LLC · New York, NY2 shared Mark Griffiths · London, United Kingdom2 shared

Recent filings (11)

Pepin Capital Management Tax-Advantaged Income Fund, LPFeb 2025 · 4 co-filers Cambrian Innovation Inc.Jul 2022 · 17 co-filers$3.5M Cambrian Innovation Inc.Feb 2022 · 17 co-filers$3.0M Cambrian Innovation Inc.Dec 2019 · 15 co-filers$21.9M Cambrian Innovation Inc.Oct 2019 · 16 co-filers$3.0M Cambrian Innovation Inc.Jan 2019 · 17 co-filers Cambrian Innovation Inc.Dec 2017 · 16 co-filers 500 Durians II, L.P.Sep 2017 · 5 co-filers$50.0M Pepin Capital Management Tax-Advantaged Income Fund, LPDec 2016 · 2 co-filers 500 Durians II, L.P.Dec 2016 · 11 co-filers$50.0M Cambrian Innovation Inc.Nov 2015 · 7 co-filers$1.9M Cambrian Innovation Inc.Nov 2015 · 7 co-filers$1.9M

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