TECOGEN INC. — Director's Dealing 2025

Jun 24, 2025

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: TECOGEN INC. (TGEN)
CIK: 0001537435
Period of Report: 2024-04-23

Reporting Person: Deschenes Roger P. (CAO)

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	24998	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Options (Right to Buy)	$0.78	2030-09-21	Common Stock (50000)		Direct
Stock Options (Right to Buy)	$1.10	2032-01-21	Common Stock (52500)		Direct
Stock Option (Right to Buy)	$0.88	2033-09-20	Common Stock (37500)		Direct

Footnotes

F1: Vests 50% upon achievement of Adjusted EBITDA goal of 2% of revenue in two consecutive quarters, and 50% upon achievement of Adjusted EBITDA goal of 3% of revenue in four consecutive quarters

F2: Vests 50% per year