Investor · Hingham, MA

Jonathan A. Bronson

Open Jonathan in the network graph →

Filings

19

SEC Form D

Connections

77

co-filers

Capital

$52.6M

across filings

Active

Sep 2017

to Oct 2025

Most-connected co-filers (77)

Michael A. Harstrick · Boston, MA15 shared Mark De Souza · Chestnut Hill, MA10 shared David W. Batchelor · Wayzata, MN10 shared John D. Kiser · Washington, Washington, D.C.10 shared Jesko Von Windheim · Durham, NC10 shared Ian Lazarus · Austin, TX10 shared George L. Murphy · Wellesley, MA10 shared Bankers American Capital Corporation · Mankato, MN10 shared Francesca R. Cassisi · NEW YORK, NY10 shared Patrick J. Martucci · NEW YORK, NY10 shared Tracy Henningsgard · New Rockford, ND10 shared Donald M. Miller · Wayzata, MN10 shared Jonathon F. Dodge · Wayzata, MN10 shared Jill S. Marcotte · Durham, NC10 shared Michael Pytel · Denver, CO10 shared David C. Carlson · Wayzata, MN10 shared James L. Mandel · Wayzata, MN10 shared Jeffrey J. Hattara · Wayzata, MN10 shared Peter O'Heeron · HOUSTON, TX10 shared Gregory Hyde · Marietta, GA10 shared Jim Wheaton · Chapel Hill, NC10 shared Donald Hendrickson · New Rockford, ND10 shared Dave Cechota · Cedar Rapids, IA10 shared Alex Cooley · Seattle, WA10 shared

Recent filings (19)

Avicenna Biosciences, Inc.Oct 2025 · 14 co-filers$71K Avicenna Biosciences, Inc.Jul 2024 · 14 co-filers$6.0M Avicenna Biosciences, Inc.Feb 2024 · 14 co-filers$10.0M Avicenna Biosciences, Inc.Mar 2023 · 14 co-filers$41K Avicenna Biosciences, Inc.Dec 2022 · 14 co-filers$6.0M Avicenna Biosciences, Inc.Oct 2022 · 14 co-filers$18K J2 Ventures Fund 2, LPAug 2021 · 10 co-filers$26.3M J2 Ventures Fund 2, LPAug 2021 · 10 co-filers Oakmark International Equity L.P.Jan 2021 · 48 co-filers Oakmark Global Equity L.P.Jan 2021 · 48 co-filers Oakmark International Equity L.P.Sep 2020 · 55 co-filers Avicenna Biosciences, Inc.Sep 2020 · 8 co-filers$2.5M Oakmark Global Equity L.P.Sep 2020 · 55 co-filers Oakmark Global Equity L.P.Sep 2019 · 36 co-filers Oakmark International Equity L.P.Sep 2019 · 36 co-filers Oakmark International Equity L.P.Sep 2018 · 34 co-filers Oakmark Global Equity L.P.Sep 2018 · 34 co-filers Oakmark International Equity L.P.Sep 2017 · 29 co-filers Oakmark Global Equity L.P.Sep 2017 · 29 co-filers

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