A detailed history of Jim Simons (Renaissance Technologies LLC) transactions in Tecogen Inc. stock. As of the latest transaction made, Renaissance Technologies LLC holds 102,200 shares of TGEN stock, worth $665,322. This represents 0.0% of its overall portfolio holdings.

Number of Shares
102,200
Holding current value
$665,322
% of portfolio
0.0%

Shares

1 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2025

Nov 13, 2025

BUY
$5.78 - $9.68 $590,716 - $989,296
102,200 New
102,200 $913,000

Others Institutions Holding TGEN

About TECOGEN INC.


  • Ticker TGEN
  • Exchange OTC
  • Sector Industrials
  • Industry Electrical Equipment & Parts
  • Shares Outstandng 24,850,300
  • Market Cap $162M
  • Description
  • Tecogen Inc. designs, manufactures, markets, and maintains industrial and commercial cogeneration systems for residential, commercial, recreational, and industrial use in the United States and internationally. It operates through three segments: Products, Services, and Energy Production. The company offers InVerde e+ and TecoPower, a cogeneratio...
More about TGEN
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