TECOGEN INC. - TGEN

All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)? Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).

Files summary

Total files loaded: 10
Latest filed: Mar 27, 2026
Form Count
4 7
8-K 3

Latest files

Filed Form Report period Accession SEC
Mar 27, 2026 4 Mar 27, 2026 0001827663-26-000002 View
Mar 27, 2026 4 Mar 27, 2026 0001230427-26-000002 View
Mar 27, 2026 4 Mar 26, 2026 0001537435-26-000024 View
Mar 23, 2026 4 Mar 20, 2026 0001274775-26-000003 View
Mar 23, 2026 4 Mar 20, 2026 0001537435-26-000019 View
Mar 23, 2026 4 Mar 20, 2026 0001537435-26-000020 View
Mar 23, 2026 4 Mar 23, 2026 0001537435-26-000021 View
Mar 18, 2026 8-K Mar 17, 2026 0001537435-26-000008 View
Jan 07, 2026 8-K Jan 06, 2026 0001537435-26-000003 View
Nov 12, 2025 8-K Nov 12, 2025 0001537435-25-000141 View