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TECOGEN INC.

Filed Jul 15, 2025.

View on SEC.gov

About this filing

A company's registration of shares for sale to the public, often for a first offering. It describes the business, its risks and how the company plans to use the money.

period unavailable · Filed Jul 15, 2025

TGEN$1.72+12.4%Stored close · as of Nov 6, 2026
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Contents

Cover page

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S-11 s-1.htm S-1

As filed with the United States Securities and Exchange Commission on July 15, 2025.

ContentsView on SEC.gov

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.