Ledger.
Investor · Santa Monica, CA

Mark Riddle

Open Mark in the network graph →
Filings
9
SEC Form D
Connections
66
co-filers
Capital
$802K
across filings
Active
Dec 2022
to Jun 2025

Most-connected co-filers (66)

Brandon Onunwah · Santa Monica, CA5 sharedJonathan Kraft · Santa Monica, CA5 sharedW. S. Temple · Santa Monica, CA5 sharedTimothy S. Morten · Santa Monica, CA5 sharedRenee Cobb · Santa Monica, CA5 sharedCharles P. Sapnas · New York, NY3 sharedLeah Hanes · Santa Monica, CA3 sharedCharles D. Hodgkins, Iii · Chicago, IL3 sharedChristopher E. Brett · New York, NY3 sharedJane E. Myung · San Francisco, CA3 sharedBen Parsons · VANCOUVER, British Columbia, Canada3 sharedAndrew R. Woltman · Chicago, IL3 sharedNolan Bushnell · Santa Monica, CA3 sharedManavdeep (Mark) Mukhija · VANCOUVER, British Columbia, Canada3 sharedChristian Bailly · Munich, 2M3 sharedAndrew P. Lenk · Minneapolis, MN2 sharedDavid A. Marple · MINNEAPOLIS, MN2 sharedA.H. Haynes & Co., Inc · New York, NY2 sharedTimothy J. Mooney · MINNEAPOLIS, MN2 sharedChristopher Heymann · Grand Cayman, Cayman Islands2 sharedSean C. Morris · Wildwood, MO2 sharedNathan G. Peterson · Mesa, AZ2 sharedMarcia L. Page · MINNEAPOLIS, MN2 sharedYost Capital Management, Kyle LP · FORT WORTH, TX2 shared

Recent filings (9)

ExoDexa Holdings Inc.Jun 2025 · 23 co-filers$25.0MExoDexa Holdings Inc.Jun 2025 · 23 co-filers$25.0MFusion Orthopedics USA, LLCApr 2025 · 2 co-filers$5.0MExoDexa Holdings Inc.Jan 2025 · 23 co-filers$661KExoDexa Holdings Inc.Jan 2025 · 23 co-filers$661KFusion Orthopedics USA, LLCMay 2024 · 2 co-filers$5.0MExoDexa Holdings Inc.Apr 2024 · 23 co-filers$400KExoDexa Holdings Inc.Apr 2024 · 23 co-filers$400KAmplifi Investors, LLCApr 2023 · 2 co-filers$7.0MVMC Master Lender Upper REIT LLCDec 2022 · 44 co-filers$125KVMC Master Lender REIT LLCDec 2022 · 44 co-filers$125KArtio Medical, Inc.Dec 2022 · 11 co-filers$10.0M

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