Natsis Tryfon

Holdings History for TECOGEN INC. - Common Stock, $0.001 par value (TGEN)

Symbol: TGEN on NYSE
Investment type: Equity / Common Stock, $0.001 par value
Latest Disclosed Ownership: 460K shares
Security Ownership: 1.8%

Tryfon Natsis and Depoina Pantopoulou, as Joint Tenants with the Right of Survivorship ownership in TECOGEN INC. Common Stock, $0.001 par value (TGEN)

2025-08-14 - Tryfon Natsis and Depoina Pantopoulou, as Joint Tenants with the Right of Survivorship has filed an SCHEDULE 13G/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 460K shares of TECOGEN INC. Common Stock, $0.001 par value (TGEN). This represents 1.8% percent ownership of the company.

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filed at
Tryfon Natsis and Depoina Pantopoulou, as Joint Tenants with the Right of Survivorship	1.8%		$4.18M	460K			$9.09	13G/A	6/30/2025	14 Aug 2025 17:25:38