Investor · Annapolis, MD
Douglas Margerum
Open Douglas in the network graph →Filings
35
SEC Form D
Connections
133
co-filers
Capital
$6.9M
across filings
Active
Sep 2013
to Mar 2020
Most-connected co-filers (133)
Stephen D. Margerum · Annapolis, MD11 sharedJames Frischling · Grand Cayman, Cayman Islands9 sharedJoseph L. Mcaleese · Cold Spring Harbor, NY9 sharedAlnesh Mohan · VANCOUVER, British Columbia, Canada7 sharedParsad Sanjeev · Vancouver, British Columbia, Canada7 sharedHanna C. Shuvalova · Chicago, IL7 sharedHighwest Global Management, LLC · Bend, OR7 sharedSudharshan H. Vembutty · Sugar Land, TX7 sharedHighwest Global Equity, LLC · Bend, OR7 sharedAndrew Nash-Webber · Bend, OR7 sharedJack Selby · Paradise Valley, AZ5 sharedDuncan Montgomery · Austin, TX5 sharedMatthew Schilowitz · DORAL, FL5 sharedKaren H. Valentine · Lexington, MA4 sharedCheryl Baker · New Smyrna Beach, FL4 sharedAnthony N. Schiller · San Francisco, CA4 sharedGaro H. Armen · Lexington, MA4 sharedEric Wolf · New York, NY4 sharedJan M. Thompson · Irvine, CA4 sharedCharles E. Ballantyne · Lexington, MA4 sharedJoseph S. Marzouca · Davie, FL4 sharedLee A. Frankhouser · Davie, FL3 sharedBrian H. Corvese · Lexington, MA3 sharedChristine M. Klaskin · Lexington, MA3 shared
Recent filings (35)
Rali Solutions, LLCOct 2025 · 10 co-filers$2.5MHighwest Global Fund, LPSep 2025 · 8 co-filersHighwest Global Fund, LPSep 2024 · 8 co-filersRali Solutions, LLCJul 2024 · 20 co-filers$2.0MHigh Frequency Holdings, LLCFeb 2024 · 5 co-filers$16.0MRali Solutions, LLCOct 2023 · 20 co-filers$2.0MRiver Oaks Associates LLCOct 2023 · 7 co-filers$4.8M101 Breakers Associates LLCOct 2023 · 7 co-filers$10.0MWillett Associates LLCOct 2023 · 7 co-filers$2.5MRiver Oaks Associates LLCOct 2023 · 7 co-filers$4.8M101 Breakers Associates LLCOct 2023 · 7 co-filers$10.0MWillett Associates LLCOct 2023 · 7 co-filers$2.5MHighwest Global Fund, LPSep 2023 · 8 co-filersLP Investors Naples, LLCJul 2023 · 2 co-filers$1.3MHighwest Global Fund, LPSep 2022 · 8 co-filersFacible BioDiagnostics, Inc.May 2022 · 20 co-filers$1.8MHigh Frequency Holdings, LLCMay 2022 · 5 co-filers$16.0MMemory Movie, LLCMay 2022 · 5 co-filers$1.1MFacible BioDiagnostics, Inc.May 2022 · 20 co-filers$2.8MMemory Movie, LLCApr 2022 · 5 co-filers$1.1MHigh Frequency Holdings, LLCApr 2022 · 5 co-filers$16.0MAmerican Riviera BancorpMar 2022 · 27 co-filers$18.0MAmerican Riviera BancorpMar 2022 · 27 co-filers$18.0MHighwest Global Fund, LPOct 2021 · 8 co-filersTUSCANY ASSOCIATES LLCMar 2021 · 11 co-filers$5.6M
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Douglas in the interactive graph →