Stephen Lafaille - VP of Business Development at Tecogen Inc.

Insider Transactions and Holdings

Entity Type
Individual
Role
VP of Business Development
Stock Symbol
TGEN on OTC
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Stephen Lafaille - trading volume in the past year for Tecogen Inc.

Holdings reported by Stephen Lafaille for Tecogen Inc.

Security Num Shares Value Price $ Transaction Date Ownership Underlying Class Underlying Amount
Stock Option (Right to Buy) 72.9K $609K $8.35 Jul 24, 2025 Direct Common Stock
Common Stock 12.4K $30.6K $2.47 Jul 24, 2025 Direct
Stock Options (Right to Buy) 17.5K $19.3K $1.10 Jun 23, 2025 Direct Common Stock

Transactions reported by Stephen Lafaille for Tecogen Inc.

Sym Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.