Investor · Waconia, MN

Jeffrey E. Jacob

Open Jeffrey in the network graph →

Filings

19

SEC Form D

Connections

44

co-filers

Capital

$5.3M

across filings

Active

May 2022

to Aug 2025

Most-connected co-filers (44)

Prosight Partners, Llc · Dallas, TX10 shared William L. Hawkins · Dallas, TX10 shared Prosight Management, Lp · Dallas, TX10 shared Prosight Management, Lp · Dallas, TX10 shared Daniel Santamarina · San Antonio, TX10 shared Prosight Partners, Llc · Dallas, TX10 shared Robert S. Schemel · Waconia, MN5 shared Arthur J. Fratamico · Waconia, MN5 shared Jeffrey S. Mathiesen · Eden Prairie, MN5 shared Michael T. Cullen · WACONIA, MN5 shared Daniel S. Donovan · Waconia, MN5 shared Susan K. Horvath · Waconia, MN5 shared John L. Lamattina · Cambridge, MA4 shared Kevin Mathews · Dublin, Ireland4 shared Alec Gorjestani · Minneapolis, MN4 shared Arvind Menon · Minneapolis, MN4 shared Edmund Arpin · Minneapolis, MN4 shared Jason A. Barickman · Champaign, IL4 shared David Leibowitz · San Diego, CA4 shared Troy Ignelzi · Cambridge, MA4 shared William C. Thompson · Chicago, IL3 shared Alexander Haley · Minneapolis, MN3 shared Jennifer K. Simpson · Waconia, MN3 shared Bernat Olle · Cambridge, MA3 shared

Recent filings (19)

Prosight Plus Fund, LPAug 2025 · 6 co-filers Prosight Fund, LPAug 2025 · 6 co-filers OfferingTree, Inc.Sep 2024 · 10 co-filers$2.2M Prosight Plus Fund, LPAug 2024 · 6 co-filers Prosight Fund, LPAug 2024 · 6 co-filers OfferingTree, SBCJun 2024 · 11 co-filers$700K Panbela Therapeutics, Inc.Jan 2024 · 23 co-filers Panbela Therapeutics, Inc.Jan 2024 · 23 co-filers Revily, Inc.Dec 2023 · 20 co-filers$2.0M Revily, Inc.Nov 2023 · 20 co-filers$2.0M Panbela Therapeutics, Inc.Nov 2023 · 23 co-filers Panbela Therapeutics, Inc.Nov 2023 · 23 co-filers OfferingTree, SBCJun 2023 · 11 co-filers$700K Prosight Fund, LPJun 2023 · 6 co-filers Prosight Plus Fund, LPJun 2023 · 6 co-filers Prosight Fund, LPMay 2023 · 6 co-filers Prosight Plus Fund, LPMay 2023 · 6 co-filers Panbela Therapeutics, Inc.Jun 2022 · 17 co-filers Panbela Therapeutics, Inc.Jun 2022 · 17 co-filers Prosight Fund, LPMay 2022 · 6 co-filers Prosight Plus Fund, LPMay 2022 · 6 co-filers OfferingTree, SBCMay 2022 · 11 co-filers$700K

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