Desq Long
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This filing amends an original submitted 2026-06-30, which is not in this dataset. View the filer’s history on EDGAR.

SEC FORM 4
$0.00

TECOGEN INC. (TGEN)

Acquisition (code A) of 29,013 shares at $0 per share.

Reporting Person Lafaille Stephen · Officer Title VP of Business Development · Transaction Code A

Traded Jun 26, 2026 · Disclosed Sep 8, 2026FILED +74 DAYS

Source: SEC Form 4 · 0001537435-26-000088 · filed 2026-09-08 · View filing →

Composed from the Form 4 as filed with the SEC. Share counts, prices and dates are the filing's own; the disclosure lag is counted in business days from the transaction date to the filing date. What is a Form 4?

Cite this card

Desq Long. "TECOGEN INC. (TGEN)." Disclosed 2026-09-08. https://desqlong.com/cards/0001537435-26-000088-1 (retrieved 2026-09-26).