Insiders / Hirsch Susan B

Hirsch Susan B

CIK 1827663personinsider

Companies

First seen

Mar 27, 2026

Last activity

Apr 28, 2026

Companies

Company	Role	Shares held	Peak held	Trades	Latest
Tecogen Inc. · TGEN	Director	260,416	260,416	1	—
Agenus Inc · AGEN	Director	—	105,000	1	—

2 positions · latest reported per filing

Company	Security	Shares	As of
Agenus Inc	Stock OptionDerivative	105,000	Apr 24, 2026
Tecogen Inc.	Common Stock	260,416	Mar 27, 2026

InsidersInstitutions

This person's insider trades (Form 4), across every company.

Date	Action	Company	Value	Shares Δ	Position after	Impact
Mar 27, 2026	Buy	TGEN Tecogen Inc. Common Stock	$25.4K	+10K +3.99%	260,416 0.86% of shares	low
Apr 24, 2026	Grant	AGEN Agenus Inc Stock Option	—	+105K	105,000 0.23% of shares	low