Tecogen Ownership & Insider Activity

Tecogen (TGEN) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 14.7% of shares outstanding. Institutional investors hold 10.7%.

Shares Outstanding

30.188M

Shares Float

23.974M

Insider Shares Owned

4.440M

Insider % Owned

14.7%

Institutional Shares Held

3.240M

Institutional % Held

10.7%

Ownership Breakdown

Net Insider Activity by Month

Tecogen Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Apr 24, 2026	Ahmed Ghoniem	DIRECTOR	BUY	12.723K	$0.79	$10K
Apr 13, 2026	Susan F. Hirsch	DIRECTOR	BUY	5.000K	$3.73	$19K