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 |
2023-08-21 Purchase |
2023-08-23 8:14 pm |
Harvard Apparatus Regenerative Technology Inc. | HRGN | Shmerling James E. Director |
6,864 | $4.35 | $29,858 | 23,756 (Direct) |
View |
2022-05-12 Purchase |
2022-05-23 2:46 pm |
Biostage Inc. | BSTG | Shmerling James E. Director |
16,892 | $5.92 | $100,001 | 25,338 (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 |
2024-06-27 Option Award |
2024-07-15 11:11 am |
N/A 2034-06-27 |
Harvard Apparatus Regenerative Technology Inc. | HRGN | Shmerling James E. Director |
18,419 | $0 | 18,419 (Direct) |
View |
2023-07-26 Option Award |
2023-07-28 4:00 pm |
N/A 2033-07-26 |
Harvard Apparatus Regenerative Technology Inc. | HRGN | Shmerling James E. Director |
13,088 | $0 | 13,088 (Direct) |
View |
2022-06-29 Option Award |
2022-07-01 5:59 pm |
N/A 2032-06-29 |
Biostage Inc. | BSTG | Shmerling James E. Director |
11,257 | $0 | 11,257 (Direct) |
View |
2021-07-01 Option Award |
2021-11-10 8:37 pm |
N/A 2031-07-01 |
Biostage Inc. | BSTG | Shmerling James E. Director |
40,535 | $0 | 63,035 (Direct) |
View |
2020-06-25 Option Award |
2020-06-29 7:52 pm |
N/A 2030-06-25 |
Biostage Inc. | BSTG | Shmerling James E. Director |
21,517 | $0 | 33,455 (Direct) |
View |