John M. Albertine - 24 Jul 2025 Form 4 Insider Report for TECOGEN INC. (TGEN)

Role
Director
Signature
/s/ John M. Albertine
Issuer symbol
TGEN
Transactions as of
24 Jul 2025
Net transactions value
+$208,750
Form type
4
Filing time
28 Jul 2025, 12:40:33 UTC
Previous filing
02 Jun 2025
Next filing
29 Sep 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
ALBERTINE JOHN M Director 100 FEDERAL DRIVE, FREDERICKSBURG /s/ John M. Albertine 28 Jul 2025 0001015997

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction TGEN Stock Option (Right to Buy) Award $208,750 +25,000 +17% $8.35 175,000 24 Jul 2025 Common Stock 25,000 $8.35 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Vests 25% per year