TECOGEN INC. — Form S-1/A
Filed August 31, 2026 · analyzed by the Registration Agent
S-1/A
— Neutral
significance 18/100
What the filing says
On August 31, 2026, Tecogen Inc. filed Post-Effective Amendment No. 3 to remove from registration 706,147 common shares ($.001 par value) that were registered under a Form S-3 on July 18, 2016, but remain unsold. The de-registration follows Tecogen's June 2020 voluntary NASDAQ de-listing and Section 12(b) de-registration, which triggered the shift to Form S-1 amendments in March 2021. This amendment formally closes out the decade-old shelf registration.
Why this rating
Administrative de-registration of unsold 2016 shelf securities; no cash, revenue, or equity impact. At $84.2M market cap, 706k shares are ~0.8% of typical float; routine compliance filing.
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