Investor · Farmington Hills, MI
Stevan Rosenberg
Open Stevan in the network graph →Filings
23
SEC Form D
Connections
63
co-filers
Capital
$633.8M
across filings
Active
May 2013
to Dec 2025
Most-connected co-filers (63)
Michael Flaherty · Redondo Beach, CA14 sharedDavid T. Kilborn · Charleston, SC14 sharedMarnell Capital LLC · Farmington Hills, MI11 sharedKriss E. Spradley · CHICAGO, IL9 sharedRaymond T. Kish · CHICAGO, IL7 sharedMarnell Management LLC · Farmington Hills, MI7 sharedHenry C. Hansel · CHICAGO, IL7 sharedErik S. Nelson · CHICAGO, IL6 sharedStephen A. Zabawa · CHICAGO, IL6 sharedThomas J. Bladek · Easton, CT5 sharedJohn G. Neal · HAMILTON, Bermuda5 sharedRyan M. Gee · CHICAGO, IL5 sharedWilliam J. Duggan · Glastonbury, CT5 sharedStephen T. Worland, Ph.D · San Diego, CA4 sharedSimeon George · Menlo Park, CA4 sharedAmanda J. Forbes · HAMILTON, Bermuda4 sharedAndrew J. Bresolin · CHICAGO, IL4 sharedAlana T. Mcnulty · San Diego, CA4 sharedPamlair Capital LLC · Farmington Hills, MI3 sharedMarkus A. Goebel · South San Francisco, CA3 sharedLaurence T. Lasky · San Diego, CA3 sharedJonathan T. Root · San Diego, CA3 sharedKen M. Haas · Redwood City, CA3 sharedSharon N. Stevenson, Dvm, Phd · San Carlos, CA2 shared
Recent filings (23)
Marnell Management Fund, L.P.Dec 2025 · 6 co-filersMarnell Management Offshore Fund, L.P.Dec 2025 · 6 co-filersMarnell Management Fund, L.P.Jan 2025 · 6 co-filersMarnell Management Offshore Fund, L.P.Jan 2025 · 6 co-filersMarnell Management Offshore Fund, L.P.Jan 2024 · 6 co-filersMarnell Management Fund, L.P.Jan 2024 · 6 co-filersMarnell Management Fund, L.P.Jan 2023 · 6 co-filersMarnell Management Fund, L.P.Jan 2022 · 4 co-filersMarnell Management Fund, L.P.Jan 2021 · 4 co-filersMarnell Management Fund, L.P.Jan 2020 · 4 co-filersEFFECTOR THERAPEUTICS, INC.May 2019 · 26 co-filers$21.8MMarnell Management Fund, L.P.Jan 2019 · 4 co-filersMarnell Management Fund, L.P.Jan 2018 · 4 co-filersEFFECTOR THERAPEUTICS, INC.Jul 2017 · 17 co-filers$38.6MBioTrace Medical, Inc.May 2017 · 16 co-filers$8.3MMarnell Management Fund, L.P.Jan 2017 · 4 co-filersEFFECTOR THERAPEUTICS, INC.Feb 2016 · 23 co-filers$56.0MMarnell Management Fund, L.P.Jan 2016 · 4 co-filersEFFECTOR THERAPEUTICS, INC.Dec 2015 · 21 co-filers$45.0MBioTrace Medical, Inc.Jul 2015 · 14 co-filers$1.9MEFFECTOR THERAPEUTICS, INC.Jul 2015 · 18 co-filers$57.0MEFFECTOR THERAPEUTICS, INC.Aug 2014 · 13 co-filers$57.0MEFFECTOR THERAPEUTICS, INC.May 2013 · 11 co-filers$46.4M
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Stevan in the interactive graph →