Hirsch Susan B 4

What Happened
Susan B. Hirsch, a director of TecoGen Inc. (TGEN), reported an open-market/private purchase of 5,000 common shares on 2026-04-13 at $3.73 per share, for a total reported cost of $18,650. This was a purchase (insider acquisition), not a sale or option exercise.

Key Details

• Transaction date: 2026-04-13; Filing date: 2026-04-14 (filed timely).
• Transaction type/code: Purchase (P) — listed as "Open market or private purchase."
• Price and amount: 5,000 shares at $3.73 per share; total value $18,650.
• Shares owned after transaction: Not disclosed in the provided filing excerpt.
• No footnotes, 10b5‑1 plan, tax withholding or option exercise language noted in the reported transaction.

Context
Purchases by directors can be interpreted as a vote of confidence but do not by themselves prove future performance. This filing is a straightforward reported acquisition; there are no derivative transactions or gifts attached.