Investor · San Diego, CA

Matthew Reber

Open Matthew in the network graph →

Filings

2

SEC Form D

Connections

9

co-filers

Capital

$45.9M

across filings

Active

Jul 2024

to Oct 2025

Most-connected co-filers (9)

Helge Zieler · SAN DIEGO, CA1 shared Derek M. Hennecke · Raleigh, NC1 shared Michael Caspani · AUSTIN, TX1 shared Michael Kanan · Chesterfield, MO1 shared Shaun Kirkpatrick · Chesterfield, MO1 shared Nicolas Fortin · Chesterfield, MO1 shared Matthew T. Korenberg · San Diego, CA1 shared Wes T. Kaupinen · San Diego, CA1 shared J. T. Mitchell · San Diego, CA1 shared

Recent filings (2)

Particle Dynamics Holdings, Inc.Oct 2025 · 11 co-filers$44.4M Particle Dynamics Holdings, Inc.Oct 2025 · 11 co-filers$44.4M Primrose Bio, Inc.Jul 2024 · 9 co-filers$23.0M Primrose Bio, Inc.Jul 2024 · 9 co-filers$23.0M

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