Investor · Boulder, CO
John S. Orwin
Open John in the network graph →Filings
18
SEC Form D
Connections
101
co-filers
Capital
$28.5M
across filings
Active
Nov 2022
to Feb 2025
Most-connected co-filers (101)
Bradford F. Goodwin · San Mateo, CA7 sharedSteven Nelson · Downers Grove, IL7 sharedDavid S. Snitman · Boulder, CO6 sharedWilliam S. Marshall · Boulder, CO6 sharedNicholas Traggis · Boulder, CO6 sharedGary Lyons · Calgary, Alberta, Canada5 sharedRobert Nelsen · Hampton, NJ5 sharedStephen Ghiglieri · Cambridge, MA5 sharedNeil Kurtz · San Francisco, CA5 sharedAnthony Ditonno · San Jose, CA5 sharedFulcrum Capital Futures, LLC · New York, NY4 sharedMichael F. Markels · San Mateo, CA4 sharedBrad Hilton · Orlando, FL4 sharedClay Stanley · Chapel Hill, NC4 sharedJohn W. Kovacs · Camp Hill, PA4 sharedJames M. Mcmillan · Vancouver, British Columbia, Canada4 sharedJack Gibbs · Fremont, OH4 sharedJean-Jacques E. Bienaime · San Diego, CA4 sharedGeoffrey L. Faux · Atlanta, GA4 sharedJoseph Newton · Southfield, MI4 sharedChristian Mustad · Santa Barbara, CA4 sharedMark F. Irgens · Milwaukee, WI3 sharedZoran Velisavljevic · New York, NY3 sharedEddie Chow · Calabasas, CA3 shared
Recent filings (18)
NRO Holdings LPSep 2025 · 29 co-filersValid8 Financial, Inc.Feb 2025 · 11 co-filers$4.7MNRO Holdings LPSep 2024 · 25 co-filersAmbrosia Biosciences Inc.Aug 2024 · 14 co-filers$25.0MAmbrosia Biosciences Inc.Aug 2024 · 14 co-filers$25.0MAmbrosia Biosciences Inc.Aug 2024 · 14 co-filers$25.0MAmbrosia Biosciences Inc.Aug 2024 · 14 co-filers$25.0MValid8 Financial, Inc.Nov 2023 · 5 co-filers$6.0MLegacy Security Fund I, LLCOct 2023 · 17 co-filers$150.0MCARGO Therapeutics, Inc.Mar 2023 · 17 co-filers$200.8MCARGO Therapeutics, Inc.Mar 2023 · 17 co-filers$200.8MValid8 Financial, Inc.Nov 2022 · 5 co-filers$4.0MLegacy Security Fund I, LLCNov 2022 · 17 co-filers$150.0MAtreca, Inc.Sep 2018 · 15 co-filers$125.0MAtreca, Inc.Sep 2018 · 15 co-filers$125.0MNeurogesX IncNov 2012 · 13 co-filers$684KNeurogesX IncNov 2012 · 13 co-filers$684KNeurogesX IncMar 2012 · 21 co-filers$975KNeurogesX IncFeb 2012 · 21 co-filers$3.0MSironRX Therapeutics, Inc.Aug 2011 · 7 co-filers$3.4MNeurogesX IncAug 2011 · 21 co-filers$1.4MNeurogesX IncAug 2011 · 21 co-filers$20.2MSironRX Therapeutics, Inc.May 2011 · 7 co-filers$2.5M
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See John in the interactive graph →