Investor · Newton, MA

Stephen R. Seiler

Open Stephen in the network graph →

Filings

24

SEC Form D

Connections

48

co-filers

Capital

$19.3M

across filings

Active

May 2021

to Mar 2026

Most-connected co-filers (48)

Jason E. Baker · Whittier, CA11 shared John Paller · Denver, CO11 shared Maggie F. Leflore · Newton, MA11 shared Colin Hill · Newton, MA10 shared Ping Wah Chan · BELL GARDENS, CA8 shared Jau-Hsiung Huang · BELL GARDENS, CA8 shared Mary K. Pendergast · Newton, MA8 shared Takeshi Kao · BELL GARDENS, CA8 shared Su Huei Chang · BELL GARDENS, CA8 shared Joseph E. Matranga · Whittier, CA6 shared Nathan Rogge · San Diego, CA5 shared Erik Brooks · BOSTON, MA5 shared Laurence S. Mcnairn · St Peter Port, Y75 shared Voss Advisors GP · Houston, TX5 shared Voss Advisors, LP · Houston, TX5 shared Voss Capital, LLC · Houston, TX5 shared Bryan Christiansen · Lehi, UT5 shared Jeremiah Daly · Lehi, UT5 shared Travis P. Goldammer · Dallas, TX5 shared Michael Heidecker · London, United Kingdom5 shared Gregory Branch · London, United Kingdom5 shared Lee C. Clark · St Peter Port, Y75 shared Mark D. Rodliffe · St Peter Port, Y75 shared Fadi Chehade · BOSTON, MA5 shared

Recent filings (24)

Voss Value-Oriented Special Situations Fund, LPMar 2026 · 3 co-filers Voss Value-Oriented Special Situations Fund, LPMar 2025 · 11 co-filers Diceros Therapeutics, Inc.Aug 2024 · 9 co-filers$18.1M Voss Value-Oriented Special Situations Fund, LPMay 2024 · 11 co-filers Voss Value-Oriented Special Situations Fund, LPMay 2023 · 11 co-filers Diceros Therapeutics, Inc.Sep 2022 · 5 co-filers$16.7M Voss Value-Oriented Special Situations Fund, LPMay 2022 · 11 co-filers Voss Value-Oriented Special Situations Fund, LPMay 2021 · 11 co-filers BC Partners XI GE - 1 LPMay 2021 · 19 co-filers BC Partners XI GE - 2 LPMay 2021 · 19 co-filers BC Partners XI GD - 1 LPMay 2021 · 19 co-filers BC Partners XI GD - 2 LPMay 2021 · 19 co-filers BC Partners XI GD - 3 LPMay 2021 · 19 co-filers AesRx, LLCDec 2013 · 8 co-filers$750K AesRx, LLCMay 2013 · 7 co-filers$1.5M AesRx, LLCApr 2013 · 7 co-filers$1.5M LeashLocket, Ltd.Jan 2013 · 5 co-filers$600K AesRx, LLCDec 2012 · 7 co-filers$1.4M AesRx, LLCOct 2012 · 7 co-filers$1.4M AesRx, LLCSep 2012 · 7 co-filers$1.4M AesRx, LLCJun 2011 · 7 co-filers$3.5M AesRx, LLCMay 2011 · 7 co-filers$3.5M LeashLocket, Ltd.Apr 2011 · 8 co-filers$1.7M LeashLocket, Ltd.Jan 2011 · 7 co-filers$750K

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