Across 45 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Explore the complete record of transactions filed by Hatsopoulos John. Insider active across 2 companies, notably TECOGEN INC.. In total, 66 disclosures have been published. Split: 64 buys · 0 sell. Total volume traded: €504k. History available since 22 August 2022. The latest transaction was disclosed on 20 March 2026 (Levée d'options). Regulator: SEC (Form 4). All data is openly available.
Companies and markets linked to Hatsopoulos John
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
25,000 shares@ US$0.803.6% of flowCommon StockSEC:0001537435-23-000161:0
Canonical exit: 21 Mar 2024 (T+90)
25 of 66 declarations
About Hatsopoulos John
HATSOPOULOS JOHN is a declarant and a director of TECOGEN INC. and EUROSITE POWER INC. on XNAS. He has 66 filings in total, and the sampled recent filings run from 2016-01-08 to 2026-03-23, with EUR 504036 of buys and EUR 0 of sells, and the most frequent transaction nature is Acquisition.