Investor · Larchmont, NY
Ethan F. Kurzweil
Open Ethan in the network graph →Filings
120
SEC Form D
Connections
196
co-filers
Capital
—
across filings
Active
Jan 2020
to Feb 2026
Most-connected co-filers (196)
Stephen H. Kraus · Larchmont, NY79 sharedByron Deeter · Denver, CO77 sharedJason S. Angus · Richmond, VA67 sharedAlan Krigstein · Radnor, PA67 sharedPamela J. Eckardt · Exton, PA67 sharedR. J. Elliott, Jr · Richmond, VA67 sharedKeith J. Garthwaite · Exton, PA67 sharedRichard G. Spiro · BOSTON, MA67 sharedAdam R. Fisher · Larchmont, NY47 sharedRobert W. Blanton, Jr · Richmond, VA41 sharedCharles J. Buttz · Exton, PA41 sharedVincent Dodd · Paris, I028 sharedRodney A. Satterwhite · Richmond, VA27 sharedLawrence C. Talbot · Vancouver, British Columbia, Canada23 sharedDavid Cross · Vancouver, British Columbia, Canada23 sharedN. Verdis Investment Management, Llc · West Conshohocken, PA20 sharedN. Verdis Investment Management, Llc · West Conshohocken, PA20 sharedMark Meester · Chicago, IL20 sharedMichael Rothberg · Bethesda, MD20 sharedScott P. Ransom · Fitchburg, WI20 sharedSteven R. Kim · West Conshohocken, PA20 sharedKevin M. Gaffey · West Conshohocken, PA20 sharedJames C. Biddle · West Conshohocken, PA20 sharedZachary Lister · CALGARY, Alberta, Canada6 shared
Recent filings (120)
Harpoon Holdings, L.P.Feb 2026 · 2 co-filers$1.5MHarpoon Holdings, L.P.Feb 2026 · 2 co-filers$11.2MHarpoon Holdings, L.P.Jan 2026 · 3 co-filers$1.2MHarpoon Holdings, L.P.Jan 2026 · 3 co-filers$2.3MHarpoon Holdings, L.P.Dec 2025 · 11 co-filers$6.3MHarpoon Holdings, L.P.Nov 2025 · 11 co-filers$4.5MHarpoon Holdings, L.P.Nov 2025 · 11 co-filers$200KHarpoon Holdings, L.P.Jul 2025 · 11 co-filers$9.0MHarpoon Holdings, L.P.Jul 2025 · 11 co-filers$6.0MHarpoon Holdings, L.P.May 2025 · 11 co-filers$500KHarpoon Holdings, L.P.Apr 2025 · 11 co-filers$5.5MHarpoon Holdings, L.P.Apr 2025 · 11 co-filers$525KHarpoon Holdings, L.P.Apr 2025 · 11 co-filers$3.4MHarpoon Holdings, L.P.Apr 2025 · 11 co-filers$3.0MHarpoon Holdings, L.P.Apr 2025 · 11 co-filers$850KHarpoon Holdings, L.P.Apr 2025 · 11 co-filers$420KHarpoon Holdings, L.P.Apr 2025 · 11 co-filers$3.0MHarpoon Holdings, L.P.Apr 2025 · 11 co-filers$5.4MHarpoon Holdings, L.P.Apr 2025 · 11 co-filers$5.0MHarpoon Holdings, L.P.Apr 2025 · 11 co-filers$100KHarpoon Holdings, L.P.Apr 2025 · 11 co-filers$475KHarpoon Holdings, L.P.Apr 2025 · 11 co-filers$1.8MHarpoon Holdings, L.P.Apr 2025 · 11 co-filers$1.1MHarpoon Holdings, L.P.Apr 2025 · 11 co-filers$15.0MHarpoon Holdings, L.P.Apr 2025 · 11 co-filers$550K
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Ethan in the interactive graph →