Investor · Uniondale, NY

Stephan A. Stein

Open Stephan in the network graph →

Filings

78

SEC Form D

Connections

222

co-filers

Capital

$252.2M

across filings

Active

Apr 2015

to Aug 2025

Most-connected co-filers (222)

Buttonwood Group Advisors LLC · New York, NY42 shared Joseph A. Alagna · Uniondale, NY40 shared Fredrik K. Moe · Chicago, IL29 shared Joseph A. Alagna, Jr · New York, NY21 shared Buttonwood Titan Management LLC · New York, NY20 shared Buttonwood Select Opportunities Management Associates LLC · New York, NY19 shared Adam Orlov · Chicago, IL13 shared Paul Schickler · St. Louis, MO11 shared Chet M. Kaczor · DENVER, CO11 shared Mike Shand · Denver, CO9 shared Dhananjay Khaitan · Chicago, IL9 shared Barry Honig · Irvine, CA9 shared Paul Esajian · Dallas, TX8 shared Jacob Heller · Palo Alto, CA8 shared Vivien K. Rakib · Tel Aviv, L38 shared Roger A. Hepper · Hong Kong, Hong Kong8 shared King Suen S. Yip · Hong Kong, Hong Kong7 shared Melody Koh · Boston, MA6 shared Peter Debaz · Chicago, IL6 shared Erik Pancheri · FT. LAUDERDALE, FL6 shared Tejinder Gill · Franklin Square, NY6 shared David Beisel · Boston, MA6 shared Robert Go · Boston, MA6 shared Dream Capital GP I LLC · Franklin Square, NY6 shared

Recent filings (78)

Glycologix, Inc.Dec 2025 · 14 co-filers$1.0M Buttonwood Titan QP Fund LLC - Series AI-IAug 2025 · 7 co-filers$8.0M Buttonwood Titan QP Fund LLC - Series AI-IAug 2025 · 7 co-filers$8.0M Buttonwood Titan QC Fund LLC - Series AI-IJun 2025 · 7 co-filers$10.1M Buttonwood Titan QC Fund LLC - Series AI-IJun 2025 · 7 co-filers$10.1M Generated Health, Inc.Apr 2025 · 20 co-filers$3.5M Buttonwood Titan QC Fund LLC - Series DK-IJan 2025 · 7 co-filers$20.0M Buttonwood Titan QC Fund LLC - Series DK-IJan 2025 · 7 co-filers$20.0M Buttonwood Titan QC Fund LLC - Series CO-INov 2024 · 8 co-filers$7.4M Buttonwood Titan QC Fund LLC - Series CO-INov 2024 · 8 co-filers$7.4M Buttonwood Titan QC Fund LLC - Series CO-IOct 2024 · 8 co-filers$5.0M Buttonwood Titan QC Fund LLC - Series CO-IOct 2024 · 8 co-filers$5.0M Generated Health, Inc.Jul 2024 · 20 co-filers$2.2M Buttonwood Titan QP Fund LLC - Series AN-IJun 2024 · 7 co-filers$10.0M Buttonwood Titan QP Fund LLC - Series AN-IJun 2024 · 7 co-filers$10.0M Buttonwood Titan QC Fund LLC - Series AN-IApr 2024 · 7 co-filers$11.5M Buttonwood Titan QC Fund LLC - Series AN-IApr 2024 · 7 co-filers$11.5M Glycologix, Inc.Apr 2024 · 16 co-filers$1.5M Buttonwood Titan QC Fund LLC - Series SPX-IIFeb 2024 · 7 co-filers$15.0M Buttonwood Titan QC Fund LLC - Series SPX-IIFeb 2024 · 7 co-filers$15.0M Buttonwood Titan QC Fund LLC - Series SH-IINov 2023 · 9 co-filers$7.5M Buttonwood Titan QC Fund LLC - Series SH-IINov 2023 · 9 co-filers$7.5M Generated Health, Inc.Aug 2023 · 22 co-filers$1.0M Buttonwood Titan QC Fund LLC - Series SH-IIAug 2023 · 9 co-filers$4.0M Buttonwood Titan QC Fund LLC - Series SH-IIAug 2023 · 9 co-filers$4.0M

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