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NYSEMKT: TGEN
Tecogen Inc Stock Ownership - Who owns Tecogen?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Tecogen Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Robert A. PanoraCOO and President2025-06-24900$6.86
$6.17kSell
Stephen LafailleVP of Business Development2025-06-2310,000$7.25
$72.50kSell
Stephen LafailleVP of Business Development2025-06-2310,000$1.10
$11.00kBuy
Robert A. PanoraCOO and President2025-06-2331,800$6.36
$202.25kSell
Robert A. PanoraCOO and President2025-06-1813,000$5.03
$65.39kSell
Robert A. PanoraCOO and President2025-06-1630,000$0.71
$21.30kBuy
Robert A. PanoraCOO and President2025-06-1652,500$1.10
$57.75kBuy
Robert A. PanoraCOO and President2025-06-1612,723$0.79
$10.05kBuy
Robert A. PanoraCOO and President2025-06-1630,000$0.71
$21.30kBuy
Robert A. PanoraCOO and President2025-06-1652,500$1.10
$57.75kBuy

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Net Insider Buy/Sell (L12M) Ownership

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TGEN Shareholders

What type of owners hold Tecogen Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Ann Marie Brown Pacheco12.40%3,700,864$18.65MInsider
George N. Hatsopoulos12.08%3,605,541$18.17MInsider
Yiannis Monovoukas8.77%2,617,905$13.19MInsider
Earl R. Lewis5.48%1,636,006$8.25MInsider
John Hatsopoulos3.57%1,064,513$5.37MInsider
Vanguard Group Inc2.92%870,440$4.39MInstitution
Bard Associates Inc2.31%690,611$3.48MInstitution
Clear Harbor Asset Management LLC2.05%611,600$3.08MInstitution
Portolan Capital Management LLC2.00%595,806$3.00MInstitution
Herald Investment Management Ltd1.49%446,078$2.25MInstitution

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TGEN vs Electrical Equipment & Part Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
TGEN25.89%44.91%Net Buying
NVX0.23%0.00%
ESP24.77%42.86%Net BuyingNet Selling
NEOV22.64%25.32%Net SellingNet Selling
ULBI23.80%76.20%Net BuyingNet Buying
View Top Electrical Equipment & Part Stocks

Tecogen Stock Ownership FAQ

Who owns Tecogen?

Tecogen (NYSEMKT: TGEN) is owned by 25.89% institutional shareholders, 44.91% Tecogen insiders, and 29.20% retail investors. Ann Marie Brown Pacheco is the largest individual Tecogen shareholder, owning 3.70M shares representing 12.40% of the company. Ann Marie Brown Pacheco's Tecogen shares are currently valued at $18.65M.

If you're new to stock investing, here's how to buy Tecogen stock.
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