Tecogen(TGEN)
$2.22+0.52 (+30.59%)
TGEN
Tecogen ownership
$2.22
At close:+0.52 (+30.59%)
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Tecogen (TGEN) Ownership - Who Owns Tecogen?
218 Followers
Tecogen (TGEN) Ownership Overview
- 8.56% Insiders
- 3.46% Mutual Funds
- 7.36% Other Institutional Investors
- 2.82% ETFs
- 77.79% Public Companies and Individual Investors
The ownership structure of Tecogen (TGEN) stock is a mix of institutional, retail, and individual investors. Approximately 13.65% of the company’s stock is owned by Institutional Investors, 8.56% is owned by Insiders, and 77.79% is owned by Public Companies and Individual Investors.
The ownership structure of Tecogen (TGEN) stock is a mix of institutional, retail, and individual investors. Approximately 13.65% of the company’s stock is owned by Institutional Investors, 8.56% is owned by Insiders, and 77.79% is owned by Public Companies and Individual Investors.
Recent Insider Trading Activity
| Date | Name | Activity | Value |
|---|---|---|---|
| Apr 26, 2026 | Ghoniem Ahmed | $9,924 | |
| Apr 13, 2026 | Susan B Hirsch | $18,650 | |
| Mar 26, 2026 | Earl R. Lewis | $12,550 | |
| Mar 26, 2026 | Susan B Hirsch | $25,400 |
Recent Hedge Fund Trading Activity
Top Shareholders
| Holder | # of Shares | Type | % Holding | Value |
|---|---|---|---|---|
| John Hatsopoulos | 1,038,951 | Insider | 3.44% | 2,306,471 |
| Earl R. Lewis | 1,006,006 | Insider | 3.33% | 2,233,333 |
| Vanguard | 768,952 | Institution | 2.55% | 1,707,073 |
| Vanguard Index Funds | 768,952 | Institution | 2.55% | 1,707,073 |
| Susan B Hirsch | 265,416 | Insider | 0.88% | 589,224 |
| BlackRock, Inc. | 251,464 | Institution | 0.83% | 558,250 |
| Abinand Rangesh | 174,081 | Insider | 0.58% | 386,460 |
| Fidelity Concord Street Trust | 146,846 | Institution | 0.49% | 325,998 |
| Ishares | 56,266 | Institution | 0.19% | 124,911 |
| Mario Gabelli | 40,000 | Institution | 0.13% | 88,800 |
Top Mutual Fund Holders
| Holder | # of Shares | Type | % Holding | Value |
|---|---|---|---|---|
| Vanguard Index Funds | 768,952 | Institution | 2.55% | 1,707,073 |
| Fidelity Concord Street Trust | 146,846 | Institution | 0.49% | 325,998 |
| Bridgeway Funds, Inc. | 33,048 | Institution | 0.11% | 73,367 |
| Forum Funds Ii | 25,834 | Institution | 0.09% | 57,351 |
| Goldman Sachs Trust | 23,281 | Institution | 0.08% | 51,684 |
| Gamco Global Series Funds, Inc | 20,000 | Institution | 0.07% | 44,400 |
| Vanguard Valley Forge Funds | 11,037 | Institution | 0.04% | 24,502 |
| Vanguard Institutional Index Funds | 8,681 | Institution | 0.03% | 19,272 |
| Dfa Investment Dimensions Group Inc | 5,324 | Institution | 0.02% | 11,819 |
| Victory Portfolios Iii | 2,095 | Institution | <0.01% | 4,651 |
Top ETF Holders
| Holder | # of Shares | Type | % Holding | Value |
|---|---|---|---|---|
| Vanguard Total Stock Market ETF, VTI ETF | 579,798 | Institution | 1.92% | 1,646,626 |
| Vanguard Extended Market ETF, VXF ETF | 189,154 | Institution | 0.63% | 537,197 |
| iShares Micro-Cap ETF, IWC ETF | 56,266 | Institution | 0.19% | 124,911 |
| EA Bridgeway Ultra-Small Company Market ETF, BUSM ETF | 27,548 | Institution | 0.09% | 46,832 |
| Dimensional Funds ICAV - Dimensional US Core Equity Market UCITS ETF USD Acc, GB:DDUM ETF | 2 | Institution | <0.01% | 3 |
FAQ
Who Owns Tecogen (TGEN)?
According to the latest TipRanks data, approximately 13.65% of the company's stock is held by institutional investors, 8.56% is held by insiders, and 77.79% is held by public companies and individual investors.
What percentage of Tecogen (TGEN) stock is held by institutional investors?
According to the latest TipRanks data, approximately 13.65% of Tecogen (TGEN) stock is held by institutional investors: 3.46% by mutual funds, 2.82% by ETFs and 7.36% by other institutional investors.
What percentage of Tecogen (TGEN) stock is held by retail investors?
According to the latest TipRanks data, approximately 77.79% of Tecogen (TGEN) stock is held by public companies and individual investors.
Who owns the most shares of Tecogen (TGEN)?
John Hatsopoulos owns the most shares of Tecogen (TGEN).
What is the significance of the ownership structure for a publicly traded company?
The ownership structure can impact the company's decision making, as large institutional investors may exert influence on the company's management and can also affect the company's stock price with their buying and selling patterns.

