Investor · Chicago, IL

Stephen Bonner

Open Stephen in the network graph →

Filings

10

SEC Form D

Connections

17

co-filers

Capital

$62.7M

across filings

Active

Aug 2021

to Mar 2026

Most-connected co-filers (17)

Henry Appelbaum · Chicago, IL9 shared John Regan · Chicago, IL9 shared William Graveman · Chicago, IL9 shared Eugene Bajorinas · Chicago, IL9 shared Anthony Lacenere · Chicago, IL9 shared Anthony Tomasello · Chicago, IL4 shared Rad Capital Ventures LLC · Houston, TX4 shared Jason G. Sneah · Grand Cayman, Cayman Islands4 shared Charles Gordon · Chicago, IN1 shared Peter Ellman · San Diego, CA1 shared J. Mark S. Grosvenor · San Diego, CA1 shared Frederick C. Eilber · San Diego, CA1 shared John C. Tozzi · San Diego, CA1 shared Arun S. Singh · San Diego, CA1 shared James H. Berglund · San Diego, CA1 shared David M. Huebner · Chicago, IL1 shared James K. Berglund · La Jolla, CA1 shared

Recent filings (10)

NOVIAN HEALTH INC.Mar 2026 · 6 co-filers$10.0M NOVIAN HEALTH INC.Sep 2025 · 5 co-filers$10.0M NOVIAN HEALTH INC.Jul 2025 · 5 co-filers$10.0M NOVIAN HEALTH INC.Oct 2024 · 6 co-filers$10.0M NOVIAN HEALTH INC.Jan 2024 · 5 co-filers$10.0M Certis Oncology Solutions, Inc.Nov 2023 · 13 co-filers$10.0M Certis Oncology Solutions, Inc.Nov 2023 · 13 co-filers$10.0M NOVIAN HEALTH INC.Dec 2021 · 8 co-filers$19.8M NOVIAN HEALTH INC.Oct 2021 · 8 co-filers$19.8M NOVIAN HEALTH INC.Aug 2021 · 8 co-filers$19.8M NOVIAN HEALTH INCAug 2021 · 8 co-filers$19.8M

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