John K. Whiting IV

Insider Reports History

Location
49 L Street, Unit 9, Boston, MA
Signature
/s/ John K. Whiting, IV
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by John K. Whiting IV:

Stock Role Class Num Shares Value Price $ Report Date Ownership
TECOGEN INC. General Counsel & Secretary Stock Option (Right to Buy) 424K $3.54M $8.35 Jul 24, 2025 Direct
TECOGEN INC. General Counsel & Secretary Common Stock 12.6K $31.2K $2.47 Jul 24, 2025 Direct

Insider Reports Filed by John K. Whiting IV

Symbol Company Period Transactions Value $ Form Type Date Filed Role
TGEN TECOGEN INC. Jul 24, 2025 2 $201K 4 Jul 28, 2025 General Counsel & Secretary
TGEN TECOGEN INC. Sep 20, 2023 1 $33K 4 Sep 27, 2023 General Counsel & Secretary
TGEN TECOGEN INC. Mar 11, 2022 0 $0 3/A May 6, 2022 General Counsel & Secretary
TGEN TECOGEN INC. Mar 9, 2022 0 $0 3 Mar 11, 2022 General Counsel & Secretary