Investor Relations
News Releases
Corporate Governance
SEC Filings
Investor FAQs
Investor Contacts
Stock Information
Webcasts
Investors on Twitter

SEC Filings

 
Tecogen
FormDescriptionDateFormat
SC 13D/AAmendment to a SC 13D filingOct 3, 2017View HTMLDownload DOCDownload PDF
SC 13GSchedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutionsJun 23, 2017View HTMLDownload DOCDownload PDFDownload XLS
425Filing of certain prospectuses and communications in connection with business combination transactionsMay 2, 2017View HTMLDownload DOCDownload PDFDownload XLS
425Filing of certain prospectuses and communications in connection with business combination transactionsMay 2, 2017View HTMLDownload DOCDownload PDFDownload XLS
425Filing of certain prospectuses and communications in connection with business combination transactionsMay 2, 2017View HTMLDownload DOCDownload PDFDownload XLS
425Filing of certain prospectuses and communications in connection with business combination transactionsMay 2, 2017View HTMLDownload DOCDownload PDFDownload XLS
425Filing of certain prospectuses and communications in connection with business combination transactionsApr 13, 2017View HTMLDownload DOCDownload PDFDownload XLS
EFFECTNotice from the SEC of registration effectivenessApr 12, 2017View HTMLDownload DOCDownload PDF
425Filing of certain prospectuses and communications in connection with business combination transactionsApr 12, 2017View HTMLDownload DOCDownload PDFDownload XLS
425Filing of certain prospectuses and communications in connection with business combination transactionsMar 24, 2017View HTMLDownload DOCDownload PDFDownload XLS
425Filing of certain prospectuses and communications in connection with business combination transactionsMar 24, 2017View HTMLDownload DOCDownload PDFDownload XLS
SC 13G/AAmendment to a previously filed SC 13GFeb 15, 2017View HTMLDownload DOCDownload PDFDownload XLS
SC 13DFiling by person(s) reporting owned shares of common stock in a public company >5%Feb 14, 2017View HTMLDownload DOCDownload PDFDownload XLS
SC 13D/AAmendment to a SC 13D filingFeb 13, 2017View HTMLDownload DOCDownload PDFDownload XLS
SC 13GSchedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutionsFeb 1, 2017View HTMLDownload DOCDownload PDFDownload XLS
SC 13G/AAmendment to a previously filed SC 13GDec 14, 2016View HTMLDownload DOCDownload PDFDownload XLS
SC 13DFiling by person(s) reporting owned shares of common stock in a public company >5%Nov 25, 2016View HTMLDownload DOCDownload PDFDownload XLS
425Filing of certain prospectuses and communications in connection with business combination transactionsNov 2, 2016View HTMLDownload DOCDownload PDFDownload XLS
print email

Follow Tecogen_Inc on Twitter Follow Tecogen on LinkedIn Find us on Facebook