By CapitalSnitch Research Desk · updated Oct 11, 2026 · data from SEC filings and official Congress disclosures
Tecogen Inc. insiders have been one-way buyers this past year: six people put roughly $134,000 into the stock and nobody sold with their own money.
Hirsch Susan B (Director) made the biggest buy, worth around $25,000. C-suite participation is part of the picture here.
Looking at the quarterly pattern: No open-market insider buying or selling in the last full quarter. Insiders bought in 3 of the last 7 full quarters. Big money check: 69 institutions held TGEN as of Q2 2026, and more funds bought than sold.
Are insiders buying or selling TGEN stock?
In the last 12 months Tecogen Inc. insiders made open-market purchases worth about $134,000 and sales worth about $0. Data comes from SEC Form 4 filings, updated every 30 minutes on CapitalSnitch.
When was the last insider trade in TGEN?
The most recent open-market insider trade in TGEN was filed on 2026-04-27.
How many institutions own TGEN?
69 investment managers reported holding TGEN in SEC Form 13F filings for Q2 2026.
Has any member of Congress traded TGEN?
No congressional trades in TGEN were reported in the past two years. The full list is free on CapitalSnitch.
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Public-record data for research and education, not investment advice. Insider sales are often pre-planned (10b5-1).
Congress data: Data derived from public disclosures filed under the Ethics in Government Act and the STOCK Act, republished free for public transparency and news reporting. Disclosures may lag the trade by 45 days or more and show amounts only as ranges. This data may not be used for credit rating, loan underwriting, solicitation of money (political, charitable or other), direct-mail or commercial targeting (5 U.S.C. 13107).