Investor · Fargo, ND

Brian O. Hagen

Open Brian in the network graph →

Filings

15

SEC Form D

Connections

144

co-filers

Capital

$143.5M

across filings

Active

Mar 2019

to Mar 2025

Most-connected co-filers (144)

Jeffrey T. Leighton · Fargo, ND11 shared Michael N. Wenzlick · Portland, OR8 shared David C. Dotson · Wichita, KS8 shared Charles G. Koch · Wichita, KS8 shared David J. May · Wichita, KS8 shared James B. Hannan · Wichita, KS8 shared Philip G. Ellender · Wichita, KS8 shared William J. Militello · Leesburg, VA8 shared Randall A. Bushman · Wichita, KS8 shared Michael M. Triplett · New York, NY8 shared Mark E. Luetters · Wichita, KS8 shared Matthew D. Brady · Lansdowne, X18 shared Robert J. D'Anton · Lavallette, NJ8 shared Richard K. Dinkel · Wichita, KS8 shared David L. Robertson · Wichita, KS8 shared Bradley J. Razook · Wichita, KS7 shared Elaine T. Marshall · Wichita, KS7 shared Maximilian J. Sali · Vancouver, British Columbia, Canada7 shared Wendy S. Bade · Portland, OR7 shared Gregory W. Flesher · Wichita, KS7 shared Richard J. Wells · New York, NY6 shared Catherine M. Keating · WILTON, CT6 shared Daniel J. Malino · Atlanta, GA6 shared Jordan C. Trimble · VANCOUVER, British Columbia, Canada6 shared

Recent filings (15)

Koch, Inc.Mar 2025 · 55 co-filers$184.0M Koch, Inc.Aug 2024 · 66 co-filers KOCH INDUSTRIES INCMar 2024 · 61 co-filers$75.3M KOCH INDUSTRIES INCMar 2023 · 58 co-filers$148.3M KOCH INDUSTRIES INCMar 2022 · 54 co-filers$156.0M Lodging Fund REIT III, Inc.Sep 2021 · 13 co-filers$100.0M Lodging Fund REIT III, Inc.Jul 2021 · 13 co-filers$30.0M KOCH INDUSTRIES INCMar 2021 · 67 co-filers$383.4M Lodging Fund REIT III, Inc.Jul 2020 · 15 co-filers$100.0M Lodging Fund REIT III, Inc.Jun 2020 · 15 co-filers$30.0M Lodging Fund REIT III, Inc.Jun 2020 · 15 co-filers$30.0M KOCH INDUSTRIES INCMar 2020 · 57 co-filers$52.9M Secura Bio, Inc.Apr 2019 · 11 co-filers$90.0M KOCH INDUSTRIES INCMar 2019 · 60 co-filers$42.4M Secura Bio Holdings, Inc.Mar 2019 · 13 co-filers$145.0M

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