Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date |
Reported DateTime |
Company | Symbol | Insider Relationship |
Shares Traded |
Average Price |
Total Amount |
Shares Owned |
Filing |
2022-08-22 Purchase |
2022-08-23 2:09 pm |
TECOGEN INC. | TGEN | HATSOPOULOS JOHN Director |
5,000 | $1.21 | $6,050 | 244,863 (Direct) |
View |
2021-08-17 Purchase |
2021-08-19 2:59 pm |
TECOGEN INC. | TGEN | LEWIS EARL R Director |
15,000 | $1.86 | $27,900 | 265,000 (Direct) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2022-06-23 Option Award |
2022-06-28 6:32 pm |
2023-06-23 2032-06-23 |
TECOGEN INC. | TGEN | Jenkins Ralph Director |
25,000 | $1.2 | 150,000 (Direct) |
View |
2022-06-23 Option Award |
2022-06-28 6:30 pm |
2023-06-23 2032-06-23 |
TECOGEN INC. | TGEN | HOLUBOW FRED Director |
25,000 | $1.2 | 150,000 (Direct) |
View |
2022-06-23 Option Award |
2022-06-28 6:28 pm |
2023-06-23 2032-06-23 |
TECOGEN INC. | TGEN | LEWIS EARL R Director |
25,000 | $1.2 | 150,000 (Direct) |
View |
2022-06-23 Option Award |
2022-06-28 6:26 pm |
2023-06-23 2032-06-23 |
TECOGEN INC. | TGEN | GHONIEM AHMED Director |
25,000 | $1.2 | 162,723 (Direct) |
View |
2022-06-23 Option Award |
2022-06-28 6:24 pm |
2023-06-23 2032-06-23 |
TECOGEN INC. | TGEN | GALITEVA ANGELINA Director |
25,000 | $1.2 | 150,000 (Direct) |
View |
Ownership(A) |
2022-05-06 5:01 pm |
N/A N/A |
TECOGEN INC. | TGEN | Whiting John Kimball IV General Counsel & Secretary |
0 | $0 | 363,136 (Direct) |
View |
Ownership(A) |
2022-05-06 4:59 pm |
N/A N/A |
TECOGEN INC. | TGEN | Rangesh Abinand Chief Financial Officer |
0 | $0 | 136,000 (Direct) |
View |
Ownership(A) |
2022-05-06 4:53 pm |
N/A 2026-04-29 |
TECOGEN INC. | TGEN | PANORA ROBERT A COO and President |
0 | $0 | 265,223 (Direct) |
View |
Ownership(A) |
2022-05-06 4:49 pm |
N/A N/A |
TECOGEN INC. | TGEN | Benjamin Locke M. CEO |
0 | $0 | 812,718 (Direct) |
View |
Ownership(A) |
2022-05-06 4:44 pm |
N/A N/A |
TECOGEN INC. | TGEN | HATSOPOULOS JOHN Director |
0 | $0 | 328,148 (Direct) |
View |
Ownership |
2022-05-06 4:39 pm |
N/A N/A |
TECOGEN INC. | TGEN | Pacheco Ann Marie Brown Trustee 10% Owner |
0 | $0 | 3,714,704 (Direct) |
View |
Ownership(A) |
2022-03-16 2:27 pm |
N/A N/A |
TECOGEN INC. | TGEN | Benjamin Locke M. CEO |
0 | $0 | 812,718 (Direct) |
View |
Ownership |
2022-03-16 11:11 am |
N/A N/A |
TECOGEN INC. | TGEN | Rangesh Abinand Chief Financial Officer |
0 | $0 | 136,000 (Direct) |
View |
Ownership |
2022-03-16 11:09 am |
2022-06-08 2031-06-08 |
TECOGEN INC. | TGEN | Jenkins Ralph Director |
0 | $0 | 100,000 (Direct) |
View |
Ownership |
2022-03-11 5:04 pm |
2021-07-09 2030-07-09 |
TECOGEN INC. | TGEN | HOLUBOW FRED Director |
0 | $0 | 125,000 (Direct) |
View |
Ownership |
2022-03-11 5:03 pm |
2016-05-12 2026-05-12 |
TECOGEN INC. | TGEN | GHONIEM AHMED Director |
0 | $0 | 137,723 (Direct) |
View |
Ownership |
2022-03-11 5:02 pm |
N/A N/A |
TECOGEN INC. | TGEN | Benjamin Locke M. CEO |
0 | $0 | 713,218 (Indirect) |
View |
Ownership |
2022-03-11 5:00 pm |
N/A N/A |
TECOGEN INC. | TGEN | LEWIS EARL R Director |
0 | $0 | 540,000 (Direct) |
View |
Ownership |
2022-03-11 4:59 pm |
N/A N/A |
TECOGEN INC. | TGEN | Whiting John Kimball IV General Counsel & Secretary |
0 | $0 | 363,136 (Direct) |
View |
Ownership |
2022-03-11 4:58 pm |
N/A 2026-04-29 |
TECOGEN INC. | TGEN | PANORA ROBERT A COO and President |
0 | $0 | 265,223 (Direct) |
View |
Ownership |
2022-03-11 4:56 pm |
N/A N/A |
TECOGEN INC. | TGEN | GALITEVA ANGELINA Director |
0 | $0 | 175,000 (Direct) |
View |
Ownership |
2022-03-11 4:53 pm |
N/A N/A |
TECOGEN INC. | TGEN | HATSOPOULOS JOHN Director |
0 | $0 | 2,403,783 (Direct) |
View |
2020-08-19 Option Award |
2020-08-20 3:51 pm |
N/A N/A |
TECOGEN INC. | TGEN | LEWIS EARL R Director |
5,226 | $0.84 | 250,000 (Direct) |
View |
2020-08-19 Option Award |
2020-08-20 3:51 pm |
N/A N/A |
TECOGEN INC. | TGEN | LEWIS EARL R Director |
1,000 | $0.83 | 250,000 (Direct) |
View |
2020-08-19 Option Award |
2020-08-20 3:51 pm |
N/A N/A |
TECOGEN INC. | TGEN | LEWIS EARL R Director |
21 | $0.78 | 250,000 (Direct) |
View |
2020-08-19 Option Award |
2020-08-20 3:51 pm |
N/A N/A |
TECOGEN INC. | TGEN | LEWIS EARL R Director |
3,000 | $0.8495 | 250,000 (Direct) |
View |
2020-08-19 Option Award |
2020-08-20 3:51 pm |
N/A N/A |
TECOGEN INC. | TGEN | LEWIS EARL R Director |
1,000 | $0.8675 | 250,000 (Direct) |
View |
2020-08-19 Option Award |
2020-08-20 3:51 pm |
N/A N/A |
TECOGEN INC. | TGEN | LEWIS EARL R Director |
1,000 | $0.887 | 250,000 (Direct) |
View |
2020-08-19 Option Award |
2020-08-20 3:51 pm |
N/A N/A |
TECOGEN INC. | TGEN | LEWIS EARL R Director |
1,000 | $0.8865 | 250,000 (Direct) |
View |
2020-08-19 Option Award |
2020-08-20 3:51 pm |
N/A N/A |
TECOGEN INC. | TGEN | LEWIS EARL R Director |
3,000 | $0.87 | 250,000 (Direct) |
View |
2020-08-19 Option Award |
2020-08-20 3:51 pm |
N/A N/A |
TECOGEN INC. | TGEN | LEWIS EARL R Director |
2,853 | $0.86 | 250,000 (Direct) |
View |
2020-08-19 Option Award |
2020-08-20 3:51 pm |
N/A N/A |
TECOGEN INC. | TGEN | LEWIS EARL R Director |
16,900 | $0.85 | 250,000 (Direct) |
View |
2020-08-18 Option Award |
2020-08-20 3:36 pm |
N/A N/A |
TECOGEN INC. | TGEN | LEWIS EARL R Director |
4,000 | $0.83 | 215,000 (Direct) |
View |
2020-08-18 Option Award |
2020-08-20 3:36 pm |
N/A N/A |
TECOGEN INC. | TGEN | LEWIS EARL R Director |
1,500 | $0.798 | 215,000 (Direct) |
View |
2020-08-18 Option Award |
2020-08-20 3:36 pm |
N/A N/A |
TECOGEN INC. | TGEN | LEWIS EARL R Director |
1,827 | $0.7897 | 215,000 (Direct) |
View |
2020-08-18 Option Award |
2020-08-20 3:36 pm |
N/A N/A |
TECOGEN INC. | TGEN | LEWIS EARL R Director |
3,788 | $0.8 | 215,000 (Direct) |
View |
2020-08-18 Option Award |
2020-08-20 3:36 pm |
N/A N/A |
TECOGEN INC. | TGEN | LEWIS EARL R Director |
3,885 | $0.845 | 215,000 (Direct) |
View |