TGEN Company Profile and Key Details
Tecogen
Price Chart
Stock Price Today
Tecogen Inc. (TGEN) stock declined over -2.61%, trading at $6.35 on AMEX, down from the previous close of $6.52. The stock opened at $6.52, fluctuating between $6.20 and $7.18 in the recent session.
Stock Snapshot
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SEC Fillings
Current Report (8-k)
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Annual Report (10-k)
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Stock Price History Chart
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| May 18, 2026 | 6.52 | 7.18 | 6.20 | 6.35 | 859.37K |
| May 15, 2026 | 5.99 | 6.64 | 5.55 | 6.52 | 1.11M |
| May 14, 2026 | 5.13 | 6.32 | 5.04 | 6.22 | 1.79M |
| May 13, 2026 | 3.85 | 5.19 | 3.85 | 5.07 | 1.93M |
| May 12, 2026 | 4.32 | 4.32 | 4.06 | 4.23 | 418.09K |
| May 11, 2026 | 3.67 | 4.59 | 3.65 | 4.37 | 583.16K |
| May 08, 2026 | 4.80 | 4.89 | 4.52 | 4.63 | 461.34K |
| May 07, 2026 | 5.22 | 5.29 | 4.71 | 4.82 | 362.24K |
| May 06, 2026 | 5.00 | 5.52 | 4.91 | 5.35 | 417.82K |
| May 05, 2026 | 4.98 | 5.00 | 4.60 | 4.94 | 269.07K |
| May 04, 2026 | 4.78 | 5.08 | 4.78 | 4.92 | 379.54K |
| Apr 30, 2026 | 4.06 | 5.07 | 3.96 | 4.78 | 1.15M |
| Apr 29, 2026 | 4.23 | 4.25 | 3.96 | 4.04 | 206.71K |
| Apr 28, 2026 | 4.13 | 4.21 | 3.80 | 4.20 | 288.96K |
| Apr 27, 2026 | 4.27 | 4.39 | 4.10 | 4.24 | 141.79K |
| Apr 23, 2026 | 4.28 | 4.42 | 3.93 | 4.17 | 363.38K |
| Apr 22, 2026 | 4.62 | 4.72 | 4.12 | 4.32 | 515.96K |
| Apr 21, 2026 | 4.94 | 4.94 | 4.36 | 4.45 | 548.74K |
| Apr 20, 2026 | 4.27 | 5.00 | 4.12 | 4.87 | 1.4M |
| Apr 17, 2026 | 3.95 | 4.47 | 3.86 | 4.30 | 1.2M |
Contact Details
About Company
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 cogeneration product that supplies electricity and hot water; TECOCHILL air-conditioning and refrigeration chillers; Tecofrost gas engine-driven refrigeration compressors; and water heaters under the Ilios brand name, as well as emissions control technology under the Ultera brand name. It also provides long-term maintenance contracts, parts sales, and turnkey installation services through a network of eleven field service centers in California, the Midwest, the Northeast, and the Southeast, as well as in Ontario, Canada. In addition, the company installs, owns, operates, and maintains distributed generation of electricity, energy, and other complementary systems. It serves hospitals and nursing homes, colleges, universities, health clubs, spas, hotels, motels, office and retail buildings, food and beverage processors, multi-unit residential buildings, laundries, ice rinks, swimming pools, factories, municipal buildings, military installations, and indoor growing facilities. The company was incorporated in 2000 and is headquartered in Waltham, Massachusetts.
Company Information
| Employees | 91 |
| Beta | 1.46 |
| Sales or Revenue | $25.14M |
| 5Y Sales Change% | -0.3% |
| Fiscal Year Ends | December |
| Sector | Industrials |
| Industry | Electrical Equipment & Parts |
Stock Peers
Frequently Asked Questions
Chief Technology Officer
Mr. Benjamin M. Locke
Chief Executive Officer & Director
Mr. Roger P. Deschenes
Chief Accounting Officer
Dr. Abinand Rangesh Ph.D.
Chief Executive Officer, Chief Financial Officer, Treasurer & Director
Mr. Robert A. Panora
Pres & Chief Operating Officer
Mr. John Kimball Whiting IV, J.D., MBA
Gen. Counsel & Sec.
Mr. Jeffrey H. Glick
Vice President of Sales
Ms. Barbara Ann Bernard
Managing Director of Communications
Tristen Howell
Office Mang.
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