Investor · Redmond, WA

Michael Borgen

Open Michael in the network graph →

Filings

3

SEC Form D

Connections

4

co-filers

Capital

$37.7M

across filings

Active

Dec 2023

to Dec 2025

Most-connected co-filers (4)

Sapphire Star Capital Llc · Redmond, WA3 shared Sapphire Star Capital Llc · Redmond, WA3 shared Sapphire Star Capital Llc · Redmond, WA3 shared Raj S. Zhu · Redmond, WA1 shared

Recent filings (3)

Sapphire Star Partners Concentrated Stock L.P.Dec 2025 · 3 co-filers Sapphire Star Partners Concentrated Stock L.P.Dec 2024 · 4 co-filers Sapphire Star Partners Concentrated Stock L.P.Dec 2023 · 3 co-filers

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