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 |
2025-06-03 Sale(A) |
2025-07-14 09:02 am |
TECOGEN INC. | TGEN | PANORA ROBERT A COO and President |
102,700 | $5.3627 | $550,752 | 162,523 (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 |
2025-06-16 Exercise(A) |
2025-07-14 09:02 am |
2023-01-21 2032-01-21 |
TECOGEN INC. | TGEN | PANORA ROBERT A COO and President |
52,500 | $1.1 | 162,523 (Direct) |
View |
2025-06-16 Exercise(A) |
2025-07-14 09:02 am |
2016-05-12 2026-05-12 |
TECOGEN INC. | TGEN | PANORA ROBERT A COO and President |
12,723 | $0.786 | 162,523 (Direct) |
View |
2025-06-16 Exercise(A) |
2025-07-14 09:02 am |
N/A 2030-07-09 |
TECOGEN INC. | TGEN | PANORA ROBERT A COO and President |
30,000 | $0.71 | 162,523 (Direct) |
View |
2025-05-27 Exercise(A) |
2025-07-14 09:00 am |
N/A 2030-07-09 |
TECOGEN INC. | TGEN | PANORA ROBERT A COO and President |
70,000 | $0.71 | 200,000 (Direct) |
View |
2025-06-16 Exercise |
2025-06-20 08:50 am |
N/A N/A |
TECOGEN INC. | TGEN | PANORA ROBERT A COO and President |
12,723 | $0.79 | 265,223 (Direct) |
View |
2025-06-16 Exercise |
2025-06-20 08:50 am |
N/A N/A |
TECOGEN INC. | TGEN | PANORA ROBERT A COO and President |
52,500 | $1.1 | 265,223 (Direct) |
View |
2025-06-16 Exercise |
2025-06-20 08:50 am |
N/A N/A |
TECOGEN INC. | TGEN | PANORA ROBERT A COO and President |
30,000 | $0.71 | 265,223 (Direct) |
View |
2025-05-27 Exercise |
2025-06-02 6:14 pm |
N/A 2030-07-09 |
TECOGEN INC. | TGEN | PANORA ROBERT A COO and President |
70,000 | $0.71 | 130,000 (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 |
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 |