Ledger.
Investor · Greenbush, MN

Mark L. Frosaker

Open Mark in the network graph →
Filings
13
SEC Form D
Connections
42
co-filers
Capital
$1000K
across filings
Active
Apr 2023
to Dec 2025

Most-connected co-filers (42)

Mark T. Thune · Greenbush, MN11 sharedJames T. Wilde · Greenbush, MN11 sharedMark T. Karl · Greenbush, MN4 sharedWayne L. Czeh · Greenbush, MN4 sharedJohn S. Lee · New York, NY4 sharedDavid L. Felch · Greenbush, MN4 sharedElizabeth Edwards · Cincinnati, OH4 sharedKory T. Shae · Greenbush, MN4 sharedCurtis Johnson · Coeur d'Alene, ID4 sharedGabriel T. Mooney · Greenbush, MN4 sharedColin Livingston · Coeur d' Alene, ID4 sharedChad Peters · Coeur d' Alene, ID4 sharedCharles S. Bridgeland · New York, NY4 sharedBrian M. Thorne · New York, NY3 sharedFrank T. Lin · New York, NY3 sharedKarla J. Bodden · Grand Cayman, Cayman Islands3 sharedRichard L. Barasch · Miami, FL3 sharedPioneer Fund III GP, LP · Toronto, Ontario, Canada3 sharedMichael Dilworth · Toronto, Ontario, Canada3 sharedTim Suzman · Toronto, Ontario, Canada3 sharedJason Gray · Toronto, Ontario, Canada3 sharedPioneer Fund II Management Corp · Toronto, Ontario, Canada3 sharedNeil Adshead · Coeur d'Alene, ID3 sharedButte V. Pramod · Sunny Isles Beach, FL3 shared

Recent filings (13)

Border Bancshares, Inc.Dec 2025 · 23 co-filers$500KBorder Bancshares, Inc.Dec 2025 · 23 co-filers$500KScout Discoveries Corp.Nov 2025 · 14 co-filers$428KBorder Bancshares, Inc.Oct 2025 · 23 co-filers$750KBorder Bancshares, Inc.Oct 2025 · 23 co-filers$750KGoodRun, Inc.Sep 2025 · 2 co-filers$500KGoodRun, Inc.Sep 2025 · 2 co-filers$600KBorder Bancshares, Inc.Jun 2025 · 19 co-filers$272KBorder Bancshares, Inc.Jun 2025 · 19 co-filers$272KPioneer Fund III (U.S.) L.P.May 2025 · 14 co-filersScout Discoveries Corp.Jan 2025 · 11 co-filers$5.8MBorder Bancshares, Inc.Oct 2024 · 8 co-filers$5.2MScout Discoveries Corp.Sep 2024 · 11 co-filers$2.2MPioneer Fund III (U.S.) L.P.May 2024 · 14 co-filersPioneer Fund III (U.S.) L.P.May 2023 · 14 co-filersScout Discoveries Corp.Apr 2023 · 10 co-filers$129K

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