Investor · Dallas, TX

Ivan Koon

Open Ivan in the network graph →

Filings

10

SEC Form D

Connections

56

co-filers

Capital

$3.4M

across filings

Active

Jan 2023

to Dec 2025

Most-connected co-filers (56)

Emi Quadri · Toronto, Ontario, Canada6 shared Charlotte Gummesson · Toronto, Ontario, Canada4 shared Karl Sowa · Dallas, TX4 shared Maia Heymann · Cambridge, MA4 shared Bruce Clarke · Dallas, TX4 shared Hayfin Capital Management LLP · London, United Kingdom4 shared Jukka Heikka · Dallas, TX4 shared Andrew G. Abbott · Houston, TX3 shared Arthur Zuckerman · NEW YORK, NY3 shared James M. Ziemba · Houston, TX3 shared Adam Glick · New York, NY2 shared Brent Ahrens · Redwood City, CA2 shared Keith Katkin · Irvine, CA2 shared Edward Martinson · New York, NY2 shared John A. Ackerley · Grand Cayman, Cayman Islands2 shared Brian Steiner · New York, NY2 shared Kimberly Zaccagnino · New York, NY2 shared Daniel R. Hetu, Md, Mba · San Diego, CA2 shared William R. Harrington, Md, Mba · San Diego, CA2 shared Mark Affolter · Chicago, IL2 shared Eckard R. Weber, Md · San Diego, CA2 shared Brian T. Slingsby, Md, Phd, Mph · San Diego, CA2 shared John R. Pacifico · San Diego, CA2 shared Patrick Hardiman · New York, NY2 shared

Recent filings (10)

Arctic Management Holdco, LLCJan 2026 · 4 co-filers iRestify, Inc.Dec 2025 · 22 co-filers$2.0M iRestify, Inc.Dec 2025 · 22 co-filers$2.0M iRestify, Inc.May 2025 · 20 co-filers$4.0M iRestify, Inc.May 2025 · 20 co-filers$4.0M Lorenz Fund, LPJan 2025 · 5 co-filers Arctic Management Holdco, LLCJan 2025 · 13 co-filers Transposon Therapeutics, Inc.Jul 2024 · 26 co-filers$20.0M Lorenz Fund, LPJan 2024 · 5 co-filers Transposon Therapeutics, Inc.Jan 2023 · 26 co-filers$20.0M Lorenz Fund, LPJan 2023 · 5 co-filers YOUSENDIT INCSep 2010 · 10 co-filers$15.0M

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