Investor · Cambridge, MA

Mark Rosenblatt

Open Mark in the network graph →

Filings

47

SEC Form D

Connections

144

co-filers

Capital

$15.4M

across filings

Active

Jun 2009

to Nov 2021

Most-connected co-filers (144)

Charles Jobson · Boston, MA14 shared Walter F. Sosnowski, Iii · Rockwall, TX13 shared Michael Hussey · New York, NY11 shared Bruce Grant · San Jose, CA9 shared Stephen S. Meade · Boca Raton, FL8 shared Jeff Newman · San Jose, CA8 shared Gilman Anderson · Wellesley, MA8 shared Jeffrey Samberg · Irvington, NY7 shared Richard Scannell · San Jose, CA7 shared Gregory R. Reyes · Solana Beach, CA6 shared Larry G. Lang · Mountain View, CA6 shared Jeff Newman · Iselin, NJ6 shared Donald G. Basile · Iselin, NJ6 shared Rhd Holdings Llc · Chicago, IL5 shared John Kapitula · Iselin, NJ5 shared Rhd Holdings Llc · Chicago, IL5 shared Donpaul C. Stephens · San Jose, CA5 shared Dixon P. Doll, Jr · Maple Glen, PA5 shared Bert R. Nordberg · STOCKHOLM, V75 shared Delta Partners, LP · Boston, MA4 shared Ted E. Bauer · Austin, TX4 shared John E. Wooley · Austin, TX4 shared Yasunobu Kyogoku · San Francisco, CA4 shared Ronald E. Oligney · Austin, TX4 shared

Recent filings (47)

SOSNOWSKI FUND, LPFeb 2023 · 2 co-filers SOSNOWSKI FUND, LPFeb 2022 · 2 co-filers StatSocial, Inc.Nov 2021 · 13 co-filers$11.8M SOSNOWSKI FUND, LPFeb 2021 · 2 co-filers SOSNOWSKI FUND, LPMar 2020 · 2 co-filers SOSNOWSKI FUND, LPMar 2019 · 2 co-filers SOSNOWSKI FUND, LPAug 2018 · 1 co-filer SOSNOWSKI FUND, LPOct 2017 · 2 co-filers SOSNOWSKI QP FUND, LPJun 2017 · 2 co-filers Sosnowski Fund, LPApr 2017 · 4 co-filers Midwest Methanol LLCSep 2016 · 19 co-filers$3.0M SOSNOWSKI QP FUND, LPJul 2016 · 5 co-filers SOSNOWSKI OFFSHORE FUND, LTD.Jul 2016 · 7 co-filers Midwest Methanol LLCJul 2016 · 19 co-filers$3.0M RiverMeadow Software, Inc.Jul 2016 · 9 co-filers$3.0M RiverMeadow Software, Inc.Jul 2016 · 9 co-filers$3.0M Driehaus Capital Holdings LLLPApr 2016 · 10 co-filers$4.0M Sosnowski Fund, LPApr 2016 · 4 co-filers Midwest Methanol LLCFeb 2016 · 19 co-filers$3.0M RiverMeadow Software, Inc.Jan 2016 · 17 co-filers$10.5M RiverMeadow Software, Inc.Jan 2016 · 17 co-filers$8.9M Midwest Methanol LLCJul 2015 · 16 co-filers$3.0M SOSNOWSKI OFFSHORE FUND, LTD.Jul 2015 · 7 co-filers SOSNOWSKI QP FUND, LPJul 2015 · 5 co-filers Driehaus Capital Holdings LLLPApr 2015 · 10 co-filers$4.3M

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