Investor · Austin, TX

Jonathan Rigby

Open Jonathan in the network graph →

Filings

4

SEC Form D

Connections

31

co-filers

Capital

$75.5M

across filings

Active

Dec 2016

to Feb 2026

Most-connected co-filers (31)

Bernd Muehlenweg · London, Ontario, Canada2 shared Robert Faulker · Austin, TX2 shared James T. Parsons · Minneapolis, MN2 shared Navneet Puri · Bridgewater, NJ2 shared Steven Sangha · Vancouver, British Columbia, Canada2 shared Cary Mcnair · Austin, TX2 shared Thomas English · Calgary, Alberta, Canada1 shared William Mason · San Francisco, CA1 shared Ed Theobald · VANCOUVER, British Columbia, Canada1 shared Sid Paquette · Toronto, Ontario, Canada1 shared Thomas Wenz · Missoula, MT1 shared Bradley Mascho · Columbus, OH1 shared Douglas Baum · AUSTIN, TX1 shared Eduardo Vivas · Palo Alto, CA1 shared Pierre N. Chenard · LONGUEUIL, Quebec, Canada1 shared Nicholas Rossettos · London, Ontario, Canada1 shared Modestus T. Obochi · London, Ontario, Canada1 shared David Burke · Studio City, CA1 shared Brad Huckabee · Chicago, IL1 shared John Brooks · Ann Arbor, MI1 shared Tanya Lewis · Mississauga, Ontario, Canada1 shared Steven Prestrelski · Austin, TX1 shared Poul Strange · Austin, TX1 shared Marylyn Rigby · Mississauga, Ontario, Canada1 shared

Recent filings (4)

Sernova Biotherapeutics Inc.Feb 2026 · 8 co-filers$843K SERNOVA CORP.Sep 2024 · 12 co-filers$1.0M SERNOVA CORP.Sep 2024 · 12 co-filers$1.0M XERIS PHARMACEUTICALS INCMay 2017 · 13 co-filers$45.0M XERIS PHARMACEUTICALS INCMay 2017 · 13 co-filers$45.0M XERIS PHARMACEUTICALS INCDec 2016 · 18 co-filers$50.0M XERIS PHARMACEUTICALS INCDec 2016 · 18 co-filers$50.0M

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