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Home/The Filing Wire/Tecogen Inc./ S-1/A

Registration Statement · S-1/A

Tecogen Inc.

TGENNYSE_AMERICANEQUITYCurrent

Registration Statement

Filed Jul 16, 2025Accepted Jul 16, 2025, 5:13 PM EDTCIK 1537435Accession 0001537435-25-000086
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Company context

Current securities

TGENNYSE_AMERICAN · EQUITY · Current
Historical securities (2)
TGENNYSE_AMERICAN · EQUITY · Historical · closed Jun 17, 2020TGENOTC · EQUITY · Historical · closed May 12, 2025

Recent company filings

  1. 4/A filingSep 8, 2026
  2. 4/A filingSep 8, 2026
  3. 424B3 filingSep 4, 2026
  4. EFFECT filingSep 3, 2026
  5. EFFECT filingSep 1, 2026

As-filed source

Primary evidence
As filedOpen full document ↗