Tryfon Natsis and Depoina Pantopoulou, as Joint Tenants with the Right of Survivorship

Activist investor & 5%+ owner · SC 13D/13G filings

Total Filings

1

Stocks Covered

1

Latest Filing

Aug 14, 2025

Filings

TGEN

Tecogen Inc.

SC 13G/A · Aug 14, 2025

1.8%

460K shares