LEWIS EARL R 4
4 · TECOGEN INC. · Filed Jul 28, 2025
Insider Transaction Report
Form 4
TECOGEN INC.TGEN
LEWIS EARL R
Director
Transactions
- Award
Stock Option (Right to Buy)
2025-07-24$8.35/sh+25,000$208,750→ 91,250 totalExercise: $8.35From: 2026-07-24Exp: 2035-07-24→ Common Stock (25,000 underlying)
Footnotes (1)
- [F1]Vests 25% per year