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4//SEC Filing

Lafaille Stephen 4

Accession 0001537435-25-000064

CIK 0001537435other

View on SEC.gov Company Profile

Filed

Jun 23, 8:00 PM ET

Accepted

Jun 24, 5:41 PM ET

Size

24.7 KB

Accession

0001537435-25-000064

Insider Transaction Report

Form 4

Period: 2025-03-03

TECOGEN INC.TGEN

Lafaille Stephen

VP of Business Development

Transactions

Sale
Common Stock
2025-06-23$7.25/sh−10,000$72,500→ 400 total
Exercise of In-Money
Common Stock
2025-06-06$1.10/sh+25,000$27,500→ 25,400 total
Exercise of In-Money
Common Stock
2025-06-03$0.71/sh+10,000$7,100→ 10,400 total
Sale
Common Stock
2025-06-06$5.98/sh−25,000$149,500→ 400 total
Exercise of In-Money
Stock Options (Right to Buy)
2025-06-03$0.71/sh−10,000$7,100→ 40,000 total
Exercise: $0.71Exp: 2030-07-09→ Common Stock (50,000 underlying)
Purchase
Common Stock
2025-03-03$2.50/sh+400$1,000→ 400 total
Sale
Common Stock
2025-06-03$4.88/sh−10,000$48,800→ 400 total
Exercise of In-Money
Common Stock
2025-06-04$0.71/sh+15,000$10,650→ 15,400 total
Sale
Common Stock
2025-06-04$5.00/sh−15,000$75,000→ 400 total
Exercise of In-Money
Common Stock
2025-06-23$1.10/sh+10,000$11,000→ 10,400 total
Exercise of In-Money
Stock Options (Right to Buy)
2025-06-04$0.71/sh−15,000$10,650→ 25,000 total
Exercise: $0.71Exp: 2030-07-09→ Common Stock (40,000 underlying)
Exercise of In-Money
Stock Options (Right to Buy)
2025-06-06$1.10/sh−25,000$27,500→ 27,500 total
Exercise: $1.10From: 2023-01-21Exp: 2032-01-21→ Common Stock (52,500 underlying)
Exercise of In-Money
Stock Options (Right to Buy)
2025-06-23$1.10/sh−10,000$11,000→ 17,500 total
Exercise: $1.10From: 2023-01-21Exp: 2032-01-21→ Common Stock (25,000 underlying)

Footnotes (7)

[F1]Shares acquired pursuant to exercise of Stock Option Agreement dated 7/9/2020
[F2]Multiple share sales between $4.75 and $5.25 per share
[F3]10,000 shares sold for $4.90 per share, and 5,000 shares sold for $5.10 per share
[F4]Shares acquired pursuant to stock option agreement dated 1/21/2022
[F5]Multiple share sales between $5.85 and $6.10
[F6]Vests 50% upon achievement of Adjusted EBITDA goal of 2% of revenue in two consecutive quarters, and 50% upon achievement of Adjusted EBITDA goal of 3% of revenue in four consecutive quarters
[F7]Vests 50% per year

Documents

1 file

4
wk-form4_1750801310.xmlPrimary
FORM 4

Issuer

TECOGEN INC.

CIK 0001537435

Entity typeother

Related Parties

1

filerCIK 0002074096

Filing Metadata

Form type: 4
Filed: Jun 23, 8:00 PM ET
Accepted: Jun 24, 5:41 PM ET
Size: 24.7 KB

View on SEC.gov