TECOGEN INC. (TGEN) - Dilution Analysis
Visualizing historical and potential share dilution over time
Dilution Analysis
Risk Assessment Details
Summary
TGEN currently has 29.9M outstanding shares. with minimal authorized share overhang for future dilution. The company has diluted shareholders by 22.99% over the past 2 years through share issuances.
Share Structure Timeline
Historical Data Points
| Date | Event | Outstanding | Supply |
|---|---|---|---|
| May 13, 2026 |
10-Q filing | 29.9M shares outstanding |
30M | 0 |
| Nov 13, 2025 |
10-Q filing | 28.8M shares outstanding |
29M | 0 |
| Aug 13, 2025 |
10-Q filing | 29.7M shares outstanding |
30M | 0 |
| Jul 21, 2025 |
8-K filing: Tecogen Inc. closed a public offering of 3,985,000 shares of common stock at $5.00 per share, resulting in net proceeds of approximately $18,160,750. ($19.93M proceeds) |
25M | 2.9M |
| Jul 18, 2025 |
8-K filing: Tecogen Inc. entered into an underwriting agreement to issue and sell 3,500,000 shares of common stock at $5.00 per share, with an option for the underwriter to purchase an additional 485,000 shares. ($17.5M proceeds) |
25M | 2.9M |
| Jul 15, 2025 |
S-1 filing: Tecogen Inc. is offering 2,666,667 shares of common stock, with an option for underwriters to purchase an additional 400,000 shares. The intended use of proceeds includes continued product development, increased sales and marketing activities, additional human resources, capital expenditures, and other costs and expenses we may incur in connection with our anticipated expansion into the data center market, and for other general working capital and corporate purposes. |
25M | 2.9M |
| May 13, 2025 |
10-Q filing | 25.0M shares outstanding |
25M | 0 |
| May 02, 2025 |
8-K filing: Tecogen Inc. issued 240,256 shares of common stock to Mr. Earl R. Lewis, III, a director, upon conversion of a promissory note with a balance of $514,148.22 at a price of $2.14 per share on May 1, 2025. ($0.51M proceeds) |
25M | 0 |
| Mar 18, 2025 |
10-K filing | 24.9M shares outstanding |
25M | 0 |
| Nov 14, 2024 |
10-Q filing | 24.9M shares outstanding |
25M | 0 |
| Aug 08, 2024 |
10-Q filing | 24.9M shares outstanding |
25M | 0 |
| May 09, 2024 |
10-Q filing | 24.9M shares outstanding |
25M | 0 |
| Mar 25, 2024 |
10-K filing | 24.9M shares outstanding |
25M | 0 |
| Nov 09, 2023 |
10-Q filing | 24.9M shares outstanding |
25M | 0 |
| Aug 10, 2023 |
10-Q filing | 24.9M shares outstanding |
25M | 0 |
| May 11, 2023 |
10-Q filing | 24.9M shares outstanding |
25M | 0 |
| Mar 23, 2023 |
10-K filing | 24.9M shares outstanding |
25M | 0 |
| Nov 10, 2022 |
10-Q filing | 24.9M shares outstanding |
25M | 0 |
| Aug 11, 2022 |
10-Q filing | 24.9M shares outstanding |
25M | 0 |
| May 12, 2022 |
10-Q filing | 24.9M shares outstanding |
25M | 0 |
| Mar 10, 2022 |
10-K filing | 24.9M shares outstanding |
25M | 0 |
| Nov 10, 2021 |
10-Q filing | 24.9M shares outstanding |
25M | 0 |
| Aug 12, 2021 |
10-Q filing | 24.9M shares outstanding |
25M | 0 |
| May 13, 2021 |
10-Q filing | 24.9M shares outstanding |
25M | 0 |
| Mar 19, 2021 |
POS AM filing: Shares of common stock may be reoffered and resold from time to time through brokers in the over-the-counter market or otherwise at prices acceptable to the selling stockholders. |
25M | 0 |
| Mar 18, 2021 |
10-K filing | 24.9M shares outstanding |
25M | 0 |
| Mar 12, 2021 |
POS AM filing: This POS AM filing describes a potential offering where selling stockholders may sell up to 706,147 shares of common stock. |
25M | 0 |
| Nov 12, 2020 |
10-Q filing | 24.9M shares outstanding |
25M | 0 |
| Aug 13, 2020 |
10-Q filing | 24.9M shares outstanding |
25M | 0 |
| Jul 24, 2020 |
POS AM filing: Filing relates to the reoffer prospectus for shares of common stock by selling shareholders. |
25M | 0 |
| Jul 10, 2020 |
POS AM filing: This is a POS AM filing to deregister 3,718,839 shares of Tecogen Inc. common stock due to the company's delisting from The NASDAQ Stock Market. |
25M | 0 |
| Jul 10, 2020 |
POS AM filing: This is a post-effective amendment to deregister unsold common stock and warrants under a Form S-3 registration statement (File No. 333-237582) due to the company's delisting from The NASDAQ Stock Market. |
25M | 0 |
| May 14, 2020 |
10-Q filing | 24.9M shares outstanding |
25M | 27M |
| Apr 06, 2020 |
POS AM filing: This is a post-effective amendment to deregister unsold common stock and warrants from a previous offering, as the offerings have been terminated due to the expiration of the registration statement. |
25M | 27M |
| Apr 06, 2020 |
S-3 filing: Tecogen Inc. is filing an S-3 registration statement to offer shares of common stock, warrants to purchase common stock, or units for an aggregate offering price of up to $25,000,000. |
25M | 27M |
| Apr 02, 2020 |
S-3/A filing: This is a post-effective amendment to deregister unsold common stock and warrants from a previous offering, as more than three years have passed since the initial effective date and the offering has been terminated. |
25M | 0 |
| Mar 12, 2020 |
10-K filing | 24.9M shares outstanding |
25M | 0 |