Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Tables)

v3.23.3
Stock-Based Compensation (Tables)
9 Months Ended
Sep. 30, 2023
Tecogen  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of Stock Option Activity
Stock option activity for the nine months ended September 30, 2023 was as follows: 
Common Stock Options Number of
Options
Exercise
Price
Per
Share
Weighted
Average
Exercise
Price
Weighted
Average
Remaining
Life
Aggregate
Intrinsic
Value
Outstanding, December 31, 2022 3,204,297  $ 0.71  $ 10.33  $ 1.61  7.30 years $ 882,074 
Granted
575,000  $ 0.88  $ 1.10  $ 0.93 
Exercised
— 
Canceled and forfeited
(44,800) $ 2.86 
Outstanding, September 30, 2023 3,734,497  $ 1.10  $ 3.20  $ 1.49  7.14 years $ 188,529 
Exercisable, September 30, 2023 1,931,322  $ 1.97  $ 112,578 
Vested and expected to vest, September 30, 2023 3,462,521  $ 0.71  $ 10.33  $ 1.53    $ 177,136