Investor · BOSTON, MA

Bosun Hau

Open Bosun in the network graph →

Filings

22

SEC Form D

Connections

173

co-filers

Capital

$136.7M

across filings

Active

Oct 2010

to Sep 2025

Most-connected co-filers (173)

John P. Mckearn · St. Louis, MO9 shared Des Quigley · Wilmington, DE7 shared Brian Gornick · CHICAGO, IL7 shared Roddy Stafford · Wilmington, DE7 shared Matthew Marsh · CHICAGO, IL7 shared Peter A. Kiener · Montecito, CA5 shared Kevin P. Li · St. Louis, MO5 shared Matthew N. Cooper · Armonk, NY5 shared Jan K. Davidson · St. Louis, MO4 shared Eric Bednarski · Waltham, MA4 shared Bali Muralidhar · SAN FRANCISCO, CA3 shared Drew Dennison · St. Louis, MO3 shared Ayman P. Kabakibi · St. Louis, MO3 shared Darrell K. Swain · San Diego, CA2 shared Dalton E. Wright · San Diego, CA2 shared Ethan E. Christensen · San Diego, CA2 shared Jerry Payne · Knoxville, TN2 shared Tri-Land Investments, Inc · Westmont, IL2 shared Eric N. Chin · Menlo Park, CA2 shared John C. Braddock · Salida, CO2 shared Herbert E. Scruggs · Salt Lake City, UT2 shared P. R. Zitelman · North Bethesda, MD2 shared William C. Wagner · BELLEVUE, WA2 shared Henry Chon · San Francisco, CA2 shared

Recent filings (22)

Wugen, Inc.Sep 2025 · 23 co-filers$163.0M Wugen, Inc.Sep 2025 · 23 co-filers$163.0M CHARLES THAYNE CAPITAL SPV IV LPAug 2023 · 5 co-filers$18.0M CHARLES THAYNE CAPITAL I, LPDec 2022 · 5 co-filers CHARLES THAYNE CAPITAL I-A, LPDec 2022 · 5 co-filers CHARLES THAYNE CAPITAL SPV IV LPAug 2022 · 5 co-filers$18.0M S4 Capital plcJan 2022 · 46 co-filers$3.4M Wugen, Inc.Jul 2021 · 29 co-filers$172.0M Wugen, Inc.Jul 2021 · 29 co-filers$37.2M CHARLES THAYNE CAPITAL SPV III LPJul 2021 · 5 co-filers$30.3M CHARLES THAYNE CAPITAL SPV II LPApr 2021 · 5 co-filers$7.4M S4 Capital plcAug 2020 · 48 co-filers$378K CHARLES THAYNE CAPITAL SPV I LPAug 2020 · 5 co-filers$31.8M Zelegent, Inc.Jan 2019 · 17 co-filers$500K Elcelyx Therapeutics, Inc.Nov 2018 · 19 co-filers$1.0M Elcelyx Therapeutics, Inc.Nov 2018 · 19 co-filers$1.0M Alphaeon CorpAug 2016 · 34 co-filers$55.0M SOLX INCSep 2015 · 11 co-filers$11.0M SOLX INCSep 2015 · 11 co-filers$11.0M MVM IV LPApr 2015 · 17 co-filers AMBIO HOLDINGS, INC.Nov 2014 · 9 co-filers$24.0M AMBIO HOLDINGS, INC.Nov 2014 · 9 co-filers$24.0M Vascular Pathways IncMay 2014 · 8 co-filers$11.1M Vascular Pathways IncMay 2014 · 8 co-filers$11.1M SOLX INCDec 2013 · 7 co-filers$4.8M

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