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 |
2021-01-11 Sale |
2021-01-13 4:06 pm |
Generation Bio Co. | GBIO | Stanton Matthew CHIEF SCIENTIFIC OFFICER |
14,820 | $27.69 | $410,372 | 260,378 (Direct) |
View |
2021-01-11 Purchase |
2021-01-13 4:05 pm |
Generation Bio Co. | GBIO | Nicholson Donald William Director |
4,081 | $24.5 | $99,985 | 103,157 (Direct) |
View |
2021-01-11 Purchase |
2021-01-13 4:04 pm |
Generation Bio Co. | GBIO | Rowland Charles A Jr Director |
20,408 | $24.5 | $499,996 | 101,035 (Direct) |
View |
2020-12-15 Sale |
2020-12-17 4:05 pm |
Generation Bio Co. | GBIO | Angelino Mark D. Chief Operating Officer |
5,301 | $34.98 | $185,431 | 633,943 (Indirect Direct) |
View |
2020-12-10 Sale |
2020-12-14 4:05 pm |
Generation Bio Co. | GBIO | Stanton Matthew Chief Scientific Officer |
10,540 | $37.62 | $396,499 | 275,198 (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 |
2021-01-11 Exercise |
2021-01-13 4:06 pm |
N/A 2028-01-04 |
Generation Bio Co. | GBIO | Stanton Matthew CHIEF SCIENTIFIC OFFICER |
14,820 | $0 | 260,378 (Direct) |
View |
2021-01-11 Exercise |
2021-01-13 4:06 pm |
N/A N/A |
Generation Bio Co. | GBIO | Stanton Matthew CHIEF SCIENTIFIC OFFICER |
14,820 | $0.6 | 260,378 (Direct) |
View |
2020-12-15 Other |
2020-12-17 6:20 pm |
N/A N/A |
Generation Bio Co. | GBIO | Atlas Venture Fund X L.P. Atlas Venture Opportunity Fund I L.P. 10% Owner |
1,151,882 | $0 | 12,630,758 (Indirect) |
View |
2020-12-15 Exercise |
2020-12-17 4:05 pm |
N/A N/A |
Generation Bio Co. | GBIO | Angelino Mark D. Chief Operating Officer |
5,301 | $4.59 | 633,943 (Direct) |
View |
2020-12-15 Exercise |
2020-12-17 4:05 pm |
N/A 2028-04-01 |
Generation Bio Co. | GBIO | Angelino Mark D. Chief Operating Officer |
5,301 | $0 | 633,943 (Direct) |
View |
2020-12-10 Exercise |
2020-12-14 4:05 pm |
N/A 2028-01-04 |
Generation Bio Co. | GBIO | Stanton Matthew Chief Scientific Officer |
10,540 | $0 | 275,198 (Direct) |
View |
2020-12-10 Exercise |
2020-12-14 4:05 pm |
N/A N/A |
Generation Bio Co. | GBIO | Stanton Matthew Chief Scientific Officer |
10,540 | $0.6 | 275,198 (Direct) |
View |
2020-11-09 Option Award |
2020-11-10 4:10 pm |
N/A 2030-11-08 |
Generation Bio Co. | GBIO | Zimmermann Tracy Chief Development Officer |
97,500 | $0 | 97,500 (Direct) |
View |
Ownership |
2020-11-10 4:05 pm |
N/A 2028-12-05 |
Generation Bio Co. | GBIO | Zimmermann Tracy Chief Development Officer |
0 | $0 | 113,936 (Direct) |
View |
2020-08-14 Exercise |
2020-08-18 4:07 pm |
N/A 2028-01-04 |
Generation Bio Co. | GBIO | Angelino Mark D. Chief Operating Officer |
62,560 | $0 | 553,019 (Direct) |
View |
2020-08-14 Exercise |
2020-08-18 4:07 pm |
N/A N/A |
Generation Bio Co. | GBIO | Angelino Mark D. Chief Operating Officer |
62,560 | $0.6 | 553,019 (Direct) |
View |