Investor · Great Neck, NY

Allan Rothstein

Open Allan in the network graph →

Filings

8

SEC Form D

Connections

26

co-filers

Capital

—

across filings

Active

Jan 2009

to Dec 2025

Most-connected co-filers (26)

William E. Cann · Buffalo, NY8 shared Keith A. Blakely · Buffalo, NY8 shared Bill N. Korn · Somerset, NJ4 shared Matthew Huang · San Francisco, CA4 shared Michael Seibel · New York, NY4 shared Tarek Mansour · New York, NY4 shared Luana Lopes Lara · New York, NY4 shared Matt Huang · New York, NY4 shared Alfred Lin · San Francisco, CA4 shared Winnie W. Wong · Vancouver, British Columbia, Canada4 shared John Wilson · Tampa, FL4 shared Jeffrey M. Cohen · Sausalito, CA4 shared Christian Angstadt · New York, NY4 shared Paul D. Ching · Dallas, TX4 shared Lawrence J. Goldstein · New York, NY4 shared Herbert I. Goodman · Houston, TX4 shared Don Ranta · Vancouver, British Columbia, Canada4 shared Hugh Miller · Vancouver, British Columbia, Canada4 shared Veronique K. Hervouet · PARIS LA DEFENSE, I02 shared Paul R. Lunsford · Minnetonka, MN2 shared Kurt M. Landgraf · Princeton, NJ2 shared David Smith · Alicia, AR2 shared Ganesh Kishore · San Francisco, CA2 shared Glenn Spacht · Lloyd Neck, NY2 shared

Recent filings (8)

Kalshi Inc.Dec 2025 · 14 co-filers$1000.0M Kalshi Inc.Nov 2025 · 14 co-filers$70.0M Kalshi Inc.Oct 2025 · 14 co-filers$125.0M Kalshi Inc.Oct 2025 · 14 co-filers$390.0M NANODYNAMICS INCApr 2009 · 13 co-filers$10.0M NANODYNAMICS INCMar 2009 · 13 co-filers$10.0M NANODYNAMICS INCJan 2009 · 15 co-filers$15.0M NANODYNAMICS INCJan 2009 · 15 co-filers$15.0M

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