Investor · Cambridge, MA

James M. Shanahan

Open James in the network graph →

Filings

24

SEC Form D

Connections

26

co-filers

Capital

$171.2M

across filings

Active

Jul 2009

to Dec 2025

Most-connected co-filers (26)

Bradley J. Carver · Cambridge, MA24 shared Eric M. Tooker · Scottsdale, AZ21 shared David M. Neafus · Cambridge, MA15 shared Charlie M. Flynn · Cambridge, MA11 shared Richard Love · Scottsdale, AZ9 shared Michael M. Clifford · Cambridge, MA8 shared Philip Karp · Rockingham, VA7 shared Mark C. Levitt · New York, NY7 shared Reiner Boehning · New York, NY7 shared Jonathan Jacoby · New York, NY7 shared Thomas Morgan · Beverly Hills, CA4 shared Ronald Richards · Beverly Hills, CA4 shared Jonathan D. Bram · New York, NY4 shared William E. Woodburn · New York, NY4 shared Christopher Noe · CONSHOHOCKEN, PA3 shared John Wyant · Palo Alto, CA3 shared John Peterson · Cambridge, MA3 shared James Jampel · Quincy, MA3 shared John Petersen · Cambridge, MA3 shared David M. Carver · Cambridge, MA2 shared Massimo P. Gentili · Luxembourg, Luxembourg2 shared Dale Morrison · New York, NY2 shared Jeffrey M. Welles · Cambridge, MA2 shared Stephen J. Weyl · Kirkland, WA2 shared

Recent filings (24)

SYNDEVRX INCDec 2025 · 7 co-filers$20.0M SYNDEVRX INCNov 2025 · 7 co-filers$12.0M SYNDEVRX INCNov 2024 · 5 co-filers$12.0M SYNDEVRX INCOct 2024 · 7 co-filers$29.4M SYNDEVRX INCDec 2023 · 7 co-filers$30.0M SYNDEVRX INCDec 2022 · 7 co-filers$30.0M SYNDEVRX INCDec 2021 · 7 co-filers$25.0M SYNDEVRX INCJan 2021 · 7 co-filers$15.0M SYNDEVRX INCJan 2020 · 6 co-filers$12.0M SYNDEVRX INCMar 2019 · 6 co-filers$5.0M SYNDEVRX INCMar 2018 · 6 co-filers$5.0M SYNDEVRX INCNov 2017 · 6 co-filers$2.5M SYNDEVRX INCAug 2017 · 5 co-filers$2.0M SYNDEVRX INCMar 2017 · 8 co-filers$18.0M SYNDEVRX INCJul 2016 · 8 co-filers$15.0M SYNDEVRX INCApr 2016 · 7 co-filers$15.0M SYNDEVRX INCSep 2015 · 7 co-filers$15.0M SYNDEVRX INCDec 2013 · 8 co-filers$11.0M SYNDEVRX INCMay 2013 · 7 co-filers$4.5M SYNDEVRX INCNov 2012 · 7 co-filers$150K SYNDEVRX INCJul 2010 · 7 co-filers$2.0M SYNDEVRX INCJul 2010 · 7 co-filers$1.6M SYNDEVRX INCMay 2010 · 7 co-filers$1.0M SYNDEVRX INCJul 2009 · 5 co-filers$1.6M

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