TECOGEN INC. — Director's Dealing 2025

Mar 25, 2025

SEC Form 4/A — Form 4/A

Issuer: TECOGEN INC. (TGEN)
CIK: 0001537435
Period of Report: 2024-11-22

Reporting Person: LEWIS EARL R (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2024-11-22	Common Stock	X	100000	$0.71	Acquired	727000	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2024-11-22	Stock Option (Right to Buy)	$0.71	M	100000	Acquired	2030-07-09	Common Stock (100000)	Direct

Footnotes

F1: Acquisition by exercise of the right to purchase 100,000 shares for $0.71 per share pursuant to Stock Option Agreement dated 7/9/2020.

F2: Following the purchase of 100,000 shares on 11/22/2024, Mr. Lewis owned a total of 727,000 shares, and continued to hold options to purchase 100,000 additional shares at various prices.