Investor · Potomac, MD

Sean D. Reineke

Open Sean in the network graph →

Filings

18

SEC Form D

Connections

85

co-filers

Capital

$1.3M

across filings

Active

Sep 2016

to Oct 2025

Most-connected co-filers (85)

Bryant G. Cruse · Baltimore, MD6 shared Michael G. Hopkinson · Sherman Oaks, CA4 shared Travis Whitfill · Farmington, CT4 shared Susan R. Cosby · Wenatchee, WA4 shared William R. Bandy · Baltimore, MD4 shared Richard D. Skeith · CALGARY, Alberta, Canada4 shared Lenny Longo · Ellenton, FL3 shared Limited Partnership Arrowstreet Capital · Boston, MA3 shared Abc Management Ltd · Grand Cayman, Cayman Islands3 shared Walter Wiacek · NEW YORK, NY3 shared David R. Barker · San Diego, CA3 shared Noah Kroloff · Newton, MA3 shared Steven Bakker · Portland, OR3 shared Carl W. O'Sullivan · Dublin 2, Ireland3 shared Kevin C. Lynch · San Francisco, CA3 shared Adrian Waters · Grand Cayman, Cayman Islands3 shared Anthony E. Ryan · Grand Cayman, Cayman Islands3 shared Luquman A. Shaheen · VANCOUVER, British Columbia, Canada2 shared William Boden · VANCOUVER, British Columbia, Canada2 shared Samuel M. Cohen · Wynnewood, PA2 shared Christian G. Pilon · VANCOUVER, British Columbia, Canada2 shared Wayne Herring · Orwigsburg, PA2 shared Peter Devine · New York, NY2 shared Jay Linard · Orwigsburg, PA2 shared

Recent filings (18)

Aromha, Inc.Oct 2025 · 2 co-filers$3.0M Aromha, Inc.Sep 2025 · 2 co-filers$100K New Sapience, Inc.Apr 2018 · 8 co-filers$1.0M Arrowstreet Global Alpha Extension Fund I, a sub-fund of Arrowstreet Multi-Strategy Umbrella plcJan 2018 · 8 co-filers New Harbor Network Systems, Inc.Jul 2017 · 2 co-filers$1.0M New Sapience, Inc.May 2017 · 8 co-filers$1.0M Arrowstreet Global Alpha Extension Fund I, a sub-fund of Arrowstreet Multi-Strategy Umbrella plcJan 2017 · 8 co-filers New Sapience, Inc.Nov 2016 · 8 co-filers$1.3M New Sapience, Inc.Oct 2016 · 8 co-filers$616K PANORO MINERALS LTDSep 2016 · 21 co-filers$2.0M Yuengling's Ice Cream CorpSep 2016 · 14 co-filers$2.0M PANORO MINERALS LTDSep 2016 · 13 co-filers$2.0M Yuengling's Ice Cream CorpSep 2016 · 14 co-filers$2.0M Arrowstreet Global Alpha Extension Fund I, a sub-fund of Arrowstreet Multi-Strategy Umbrella plcJan 2016 · 8 co-filers Mariner Residential Recovery Fund A, LLCJan 2016 · 15 co-filers Evogen, Inc.Feb 2014 · 11 co-filers$1.6M Evogen, Inc.Feb 2014 · 11 co-filers$1.6M Mariner Residential Recovery Fund, LLCAug 2013 · 16 co-filers$60.0M Mariner Real Estate Partners III B, LLCAug 2013 · 15 co-filers$300.0M

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