Mario Gabelli Tecogen Inc. Transaction History
Gamco Investors, Inc. Et Al
- $9.45 Billion
- Q3 2025
A detailed history of Mario Gabelli (Gamco Investors, Inc. Et Al) transactions in Tecogen Inc. stock. As of the latest transaction made, Gamco Investors, Inc. Et Al holds 40,000 shares of TGEN stock, worth $260,400. This represents 0.0% of its overall portfolio holdings.
Number of Shares
40,000
Previous 42,000
4.76%
Holding current value
$260,400
Previous $285,000
25.26%
% of portfolio
0.0%
Previous 0.0%
Shares
5 transactions
Others Institutions Holding TGEN
# of Institutions
79Shares Held
7.54MCall Options Held
251KPut Options Held
533K-
Vanguard Group Inc Valley Forge, PA870KShares$5.67 Million0.0% of portfolio
-
Bard Associates Inc Chicago, IL691KShares$4.5 Million1.89% of portfolio
-
Clear Harbor Asset Management, LLC612KShares$3.98 Million0.39% of portfolio
-
Portolan Capital Management, LLC Boston, MA596KShares$3.88 Million0.33% of portfolio
-
Herald Investment Management LTD446KShares$2.9 Million0.68% of portfolio
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...