Ledger.
Investor · San Francisco, CA

Chang H. Ou

Open Chang in the network graph →
Filings
1
SEC Form D
Connections
2
co-filers
Capital
across filings
Active
Mar 2026
to Mar 2026

Most-connected co-filers (2)

Sean Mccarthy · South San Francisco, CA1 sharedAndrew H. Triedman · San Francisco, CA1 shared

Recent filings (1)

BackOps-ai Inc.Mar 2026 · 2 co-filers$27.5M

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