HIRSCH SUSAN B

PrivateCIK: 1827663
Location

WATCHUNG, NJ

HIRSCH SUSAN B purchased 1.9% of their position (5K shares) of TECOGEN INC. on the open market

Open‑market purchase worth $18.6K — a small addition. The strongest form of insider conviction signal.

P · 1 purchase
InsiderHIRSCH SUSAN BCIK 1827663
IssuerTECOGEN INC.CIK 1537435
Director
Since Sep 2023
+5K
Net shares
Net buyer
$18.6K
Total acquired
1
Open market trades
1B · 0S
1
Total transactions
5K acquired
Non-Derivative Transactions1

Common Stock

Direct
P · Purchase

Shares

+5K

Price / share

$3.73

Trade value

$18.65K

% of position

1.9%
4/13/2026
260.42K265.42K
Total

Net shares

+5K

Net value

$18.65K

Derivative Transactions0
No derivative transactions reported
HIRSCH SUSAN B — Insider Transaction (Form 4) Filed Apr 14, 2026 | Finecho