A detailed history of Herald Investment Management LTD transactions in Tecogen Inc. stock. As of the latest transaction made, Herald Investment Management LTD holds 321,078 shares of TGEN stock, worth $2.83 Million. This represents 0.41% of its overall portfolio holdings.

Number of Shares
321,078
Holding current value
$2.83 Million
% of portfolio
0.41%

Shares

3 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q2 2025

Jul 22, 2025

BUY
$1.83 - $7.49 $587,572 - $2.4 Million
321,078 New
321,078 $2.18 Million
Q2 2018

Aug 15, 2018

BUY
$2.89 - $4.19 $319,495 - $463,212
110,552 Added 52.51%
321,078 $1.16 Million
Q3 2017

Nov 13, 2017

BUY
$3.0 - $3.38 $631,578 - $711,577
210,526
210,526 $671,000

Others Institutions Holding TGEN

About TECOGEN INC.


  • Ticker TGEN
  • Exchange OTC
  • Sector Industrials
  • Industry Electrical Equipment & Parts
  • Shares Outstandng 24,850,300
  • Market Cap $219M
  • 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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