Investor · Framingham, MA

Peter D. Parker

Open Peter in the network graph →

Filings

5

SEC Form D

Connections

19

co-filers

Capital

—

across filings

Active

Mar 2009

to Feb 2026

Most-connected co-filers (19)

Frank B. Yunes · Framingham, MA4 shared Ernst Schaefer · Framingham, MA3 shared Kenneth S. Canon · DALLAS, TX2 shared Nimrod J. Hacker · DALLAS, TX2 shared Peter M. Kolchinsky · Boston, MA2 shared Susan Hertzberg · Framingham, MA2 shared Joseph W. Thompson · DALLAS, TX2 shared Katsuyuki Nakajima · Framingham, MA2 shared Sherrey L. Luetjen · Seattle, WA2 shared Thomas Kully · Chicao, IL2 shared Steven Katznelson · Bala Cynwyd, PA2 shared Michael Snyder · Burlingame, CA2 shared Wolfgang Daum · Framingham, MA2 shared Bela Asztalos · Framingham, MA2 shared Chris Riedel · Framingham, MA2 shared Tanvi Pareddy · Plano, TX1 shared Varun Sharma · Sammamish, WA1 shared Alice Limkakeng · New York, NY1 shared Jeffrey R. Crisan · BOSTON, MA1 shared

Recent filings (5)

5500 Mayfield Retail LLCFeb 2026 · 1 co-filer$3.0M 3500 Mayfield Retail LLCDec 2025 · 5 co-filers$3.0M Boston Heart Diagnostics CorpOct 2011 · 6 co-filers$6.5M Boston Heart Lab CorpAug 2010 · 16 co-filers$10.0M Boston Heart Lab CorpMar 2009 · 13 co-filers$1.0M

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