Investor · Nottingham, MD

Allan O. Greenberg

Open Allan in the network graph →

Filings

8

SEC Form D

Connections

33

co-filers

Capital

$1.5M

across filings

Active

Apr 2023

to Aug 2025

Most-connected co-filers (33)

Richard O. Huffman · Nottingham, MD6 shared Ryan M. Laughon · Indianapolis, IN2 shared Michael Kives · Miami Beach, FL2 shared Bryan Baum · Miami Beach, FL2 shared Jason G. Brown · Indianapolis, IN2 shared Henry M. Jones · Atlanta, GA2 shared Jim E. Glasheen · San Diego, CA2 shared Camilo Horvilleur · Miami, FL2 shared Andy S. Corley · Menlo Park, CA2 shared Brandon H. Cohen · Ocala, FL2 shared Gregg C. Myers · New York, NY2 shared Surajit Dhara · New York, NY2 shared Collins P. Ward · Dallas, TX2 shared Yoo Jin A. Kim · Dallas, TX2 shared Richard Miller · Canton, MA2 shared Lucas Berg · Miami, FL2 shared Robert Warren · New York, NY2 shared Gregory Ho · New York, NY2 shared Jason Rifkin · New York, NY2 shared Sean Singleton · Charlottesville, VA2 shared Frank Menon · Dover, DE2 shared Artem Chestnov · Austin, TX2 shared Swaminathan Shankar · Gift City, K72 shared Adb Holdings Gp, Llc · Miami, FL2 shared

Recent filings (8)

QUANT SIGNALS TRADING FUND, LPOct 2025 · 8 co-filers HWG Houston, LLCAug 2025 · 5 co-filers$270K HWG Houston, LLCAug 2025 · 5 co-filers$270K HWG VA Beach, LLCAug 2025 · 5 co-filers$1.3M HWG VA Beach, LLCAug 2025 · 5 co-filers$1.3M QUANT SIGNALS TRADING FUND, LPApr 2025 · 12 co-filers ADB Holdings Group, LPMar 2024 · 14 co-filers$600K ADB Holdings Group, LPMay 2023 · 14 co-filers$13.7M Episteme Prognostics, Inc.May 2023 · 11 co-filers$4.1M Episteme Prognostics, Inc.Apr 2023 · 11 co-filers$3.7M

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