SEC Form 4 · accession 0001537435-26-000047
TECOGEN INC. · TGEN
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
A later amendment supersedes this filing — read the amendment. The figures below are kept as originally reported (version chain, not an overwrite).
Reporting owner
Abinand Rangesh
Officer — Chief Executive Officer · Director · Other
Period of report
Jun 26, 2026
Accepted (ET)
Jun 30, 2026 · 8:34 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001537435
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1,F2 | Jun 26, 2026 | A | 174,081 | — | A | 174,081 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stock Option (Right to Buy)F3,F2 | $5.17 | Jun 26, 2026 | A | 26,041 | A | Jun 26, 2027 | Jun 26, 2036 | Common Stock | 26,041 | 26,041 | D |
Explanation of responses
- F1Restricted Stock Award pursuant to 2022 Stock Incentive Plan. Vests 25% per year.
- F2Vests 25% per year.
- F3Incentive Stock Option pursuant to 2022 Stock Incentive Plan.