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 |
| 2024-01-02 Sale | 2024-01-03 4:35 pm | Generation Bio Co. | GBIO | Paone Antoinette CHIEF OPERATING OFFICER | 2,445 | $1.62 | $3,961 | 166,478 (Direct) | View |
| 2024-01-02 Sale | 2024-01-03 4:35 pm | Generation Bio Co. | GBIO | Samayoa Phillip CHIEF STRATEGY OFFICER | 2,445 | $1.62 | $3,961 | 267,906 (Direct) | View |
| 2023-12-08 Purchase | 2023-12-11 4:30 pm | Generation Bio Co. | GBIO | Appelhans Dannielle Director | 8,000 | $1.7924 | $14,339 | 20,000 (Indirect Direct) | View |
| 2023-12-04 Purchase | 2023-12-06 4:30 pm | Generation Bio Co. | GBIO | Appelhans Dannielle Director | 12,000 | $1.5 | $18,000 | 12,000 (Direct) | View |
| 2023-12-01 Purchase | 2023-12-05 4:30 pm | Generation Bio Co. | GBIO | Quinn Anthony G. Director | 88,495 | $1.41 | $124,778 | 161,332 (Indirect Direct) | View |
| 2023-12-01 Purchase | 2023-12-05 4:30 pm | Generation Bio Co. | GBIO | Rowland Charles A Jr Director | 342,960 | $1.3931 | $477,778 | 534,757 (Direct) | View |
| 2023-12-01 Purchase | 2023-12-05 4:30 pm | Generation Bio Co. | GBIO | Nicholson Donald William Director | 100,000 | $1.44 | $144,000 | 213,576 (Direct) | View |
| 2023-08-23 Sale | 2023-08-25 4:35 pm | Generation Bio Co. | GBIO | Paone Antoinette CHIEF OPERATING OFFICER | 3,116 | $4.93 | $15,362 | 2,914 (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 |
| 2024-04-15 Tax Withholding | 2024-04-17 5:10 pm | N/A N/A | Generation Bio Co. | GBIO | Stanton Matthew CHIEF SCIENTIFIC OFFICER | 492 | $3.7 | 263,362 (Direct) | View |
| 2024-04-15 Exercise | 2024-04-17 5:10 pm | N/A N/A | Generation Bio Co. | GBIO | Stanton Matthew CHIEF SCIENTIFIC OFFICER | 1,674 | $0 | 263,362 (Direct) | View |
| 2024-04-15 Tax Withholding | 2024-04-17 5:10 pm | N/A N/A | Generation Bio Co. | GBIO | Samayoa Phillip CHIEF STRATEGY OFFICER | 337 | $3.7 | 126,369 (Direct) | View |
| 2024-04-15 Exercise | 2024-04-17 5:10 pm | N/A N/A | Generation Bio Co. | GBIO | Samayoa Phillip CHIEF STRATEGY OFFICER | 1,147 | $0 | 126,369 (Direct) | View |
| 2024-04-15 Tax Withholding | 2024-04-17 5:10 pm | N/A N/A | Generation Bio Co. | GBIO | Paone Antoinette CHIEF OPERATING OFFICER | 468 | $3.7 | 31,315 (Direct) | View |
| 2024-04-15 Exercise | 2024-04-17 5:10 pm | N/A N/A | Generation Bio Co. | GBIO | Paone Antoinette CHIEF OPERATING OFFICER | 1,592 | $0 | 31,315 (Direct) | View |
| 2024-04-15 Tax Withholding | 2024-04-17 5:10 pm | N/A N/A | Generation Bio Co. | GBIO | Norkunas Matthew CHIEF FINANCIAL OFFICER | 492 | $3.7 | 76,048 (Direct) | View |
| 2024-04-15 Exercise | 2024-04-17 5:10 pm | N/A N/A | Generation Bio Co. | GBIO | Norkunas Matthew CHIEF FINANCIAL OFFICER | 3,347 | $0 | 76,048 (Direct) | View |
| 2024-04-15 Tax Withholding | 2024-04-17 5:10 pm | N/A N/A | Generation Bio Co. | GBIO | MCDONOUGH GEOFF PRESIDENT AND CEO | 1,548 | $3.7 | 1,882,927 (Direct) | View |
| 2024-04-15 Exercise | 2024-04-17 5:10 pm | N/A N/A | Generation Bio Co. | GBIO | MCDONOUGH GEOFF PRESIDENT AND CEO | 5,274 | $0 | 1,882,927 (Direct) | View |
| 2024-04-15 Tax Withholding | 2024-04-17 5:10 pm | N/A N/A | Generation Bio Co. | GBIO | Howze Yalonda CHIEF LEGAL OFFICER | 3,930 | $3.7 | 49,620 (Direct) | View |
| 2024-04-15 Exercise | 2024-04-17 5:10 pm | N/A N/A | Generation Bio Co. | GBIO | Howze Yalonda CHIEF LEGAL OFFICER | 13,388 | $0 | 49,620 (Direct) | View |
| 2024-01-29 Tax Withholding | 2024-01-31 4:30 pm | N/A N/A | Generation Bio Co. | GBIO | Zimmermann Tracy CHIEF DEVELOPMENT OFFICER | 1,476 | $1.9 | 49,164 (Direct) | View |
| 2024-01-29 Exercise | 2024-01-31 4:30 pm | N/A N/A | Generation Bio Co. | GBIO | Zimmermann Tracy CHIEF DEVELOPMENT OFFICER | 5,021 | $0 | 49,164 (Direct) | View |
| 2024-01-29 Tax Withholding | 2024-01-31 4:30 pm | N/A N/A | Generation Bio Co. | GBIO | Kerr Douglas CHIEF MEDICAL OFFICER | 1,476 | $1.9 | 385,628 (Direct) | View |
| 2024-01-29 Exercise | 2024-01-31 4:30 pm | N/A N/A | Generation Bio Co. | GBIO | Kerr Douglas CHIEF MEDICAL OFFICER | 5,021 | $0 | 385,628 (Direct) | View |
| 2024-01-15 Exercise | 2024-01-17 5:00 pm | N/A N/A | Generation Bio Co. | GBIO | Zimmermann Tracy CHIEF DEVELOPMENT OFFICER | 14,131 | $0 | 65,700 (Direct) | View |
| 2024-01-15 Tax Withholding | 2024-01-17 5:00 pm | N/A N/A | Generation Bio Co. | GBIO | Zimmermann Tracy CHIEF DEVELOPMENT OFFICER | 4,897 | $1.91 | 65,700 (Direct) | View |
| 2024-01-15 Exercise | 2024-01-17 5:00 pm | N/A N/A | Generation Bio Co. | GBIO | Kerr Douglas CHIEF MEDICAL OFFICER | 14,131 | $0 | 409,601 (Direct) | View |
| 2024-01-15 Tax Withholding | 2024-01-17 5:00 pm | N/A N/A | Generation Bio Co. | GBIO | Kerr Douglas CHIEF MEDICAL OFFICER | 4,897 | $1.91 | 409,601 (Direct) | View |
| 2024-01-15 Exercise | 2024-01-17 5:00 pm | N/A N/A | Generation Bio Co. | GBIO | Stanton Matthew CHIEF SCIENTIFIC OFFICER | 14,131 | $0 | 263,854 (Direct) | View |
| 2024-01-15 Tax Withholding | 2024-01-17 5:00 pm | N/A N/A | Generation Bio Co. | GBIO | Stanton Matthew CHIEF SCIENTIFIC OFFICER | 4,897 | $1.91 | 263,854 (Direct) | View |
| 2024-01-15 Exercise | 2024-01-17 5:00 pm | N/A N/A | Generation Bio Co. | GBIO | Norkunas Matthew CHIEF FINANCIAL OFFICER | 15,805 | $0 | 77,032 (Direct) | View |
| 2024-01-15 Tax Withholding | 2024-01-17 5:00 pm | N/A N/A | Generation Bio Co. | GBIO | Norkunas Matthew CHIEF FINANCIAL OFFICER | 5,478 | $1.91 | 77,032 (Direct) | View |
| 2024-01-15 Exercise | 2024-01-17 5:00 pm | N/A N/A | Generation Bio Co. | GBIO | MCDONOUGH GEOFF PRESIDENT AND CEO | 44,531 | $0 | 1,884,475 (Direct) | View |
| 2024-01-15 Tax Withholding | 2024-01-17 5:00 pm | N/A N/A | Generation Bio Co. | GBIO | MCDONOUGH GEOFF PRESIDENT AND CEO | 15,431 | $1.91 | 1,884,475 (Direct) | View |
| 2024-01-15 Exercise | 2024-01-17 5:00 pm | N/A N/A | Generation Bio Co. | GBIO | Samayoa Phillip CHIEF STRATEGY OFFICER | 8,712 | $0 | 126,706 (Direct) | View |
| 2024-01-15 Tax Withholding | 2024-01-17 5:00 pm | N/A N/A | Generation Bio Co. | GBIO | Samayoa Phillip CHIEF STRATEGY OFFICER | 3,020 | $1.91 | 126,706 (Direct) | View |
| 2024-01-15 Exercise | 2024-01-17 5:00 pm | N/A N/A | Generation Bio Co. | GBIO | Paone Antoinette CHIEF OPERATING OFFICER | 10,492 | $0 | 31,783 (Direct) | View |
| 2024-01-15 Tax Withholding | 2024-01-17 5:00 pm | N/A N/A | Generation Bio Co. | GBIO | Paone Antoinette CHIEF OPERATING OFFICER | 3,637 | $1.91 | 31,783 (Direct) | View |
| 2024-01-02 Option Award | 2024-01-03 4:35 pm | N/A 2034-01-01 | Generation Bio Co. | GBIO | Paone Antoinette CHIEF OPERATING OFFICER | 160,650 | $0 | 166,478 (Direct) | View |
| 2024-01-02 Option Award | 2024-01-03 4:35 pm | N/A 2034-01-01 | Generation Bio Co. | GBIO | Stanton Matthew CHIEF SCIENTIFIC OFFICER | 160,650 | $0 | 160,650 (Direct) | View |
| 2024-01-02 Option Award | 2024-01-03 4:35 pm | N/A 2034-01-01 | Generation Bio Co. | GBIO | Samayoa Phillip CHIEF STRATEGY OFFICER | 160,650 | $0 | 267,906 (Direct) | View |
| 2024-01-02 Option Award | 2024-01-03 4:35 pm | N/A 2034-01-01 | Generation Bio Co. | GBIO | Norkunas Matthew CHIEF FINANCIAL OFFICER | 160,650 | $0 | 160,650 (Direct) | View |
| 2024-01-02 Option Award | 2024-01-03 4:35 pm | N/A 2034-01-01 | Generation Bio Co. | GBIO | MCDONOUGH GEOFF PRESIDENT AND CEO | 506,250 | $0 | 2,298,344 (Direct) | View |
| 2024-01-02 Option Award | 2024-01-03 4:35 pm | N/A 2034-01-01 | Generation Bio Co. | GBIO | Howze Yalonda CHIEF LEGAL OFFICER | 118,837 | $0 | 118,837 (Direct) | View |
| 2023-12-01 Option Award | 2023-12-05 4:30 pm | N/A 2033-11-30 | Generation Bio Co. | GBIO | Samayoa Phillip CHIEF STRATEGY OFFICER | 76,310 | $0 | 76,310 (Direct) | View |
| 2023-12-01 Option Award | 2023-12-05 4:30 pm | N/A 2033-11-30 | Generation Bio Co. | GBIO | Stanton Matthew CHIEF SCIENTIFIC OFFICER | 76,310 | $0 | 76,310 (Direct) | View |
| 2023-12-01 Option Award | 2023-12-05 4:30 pm | N/A 2033-11-30 | Generation Bio Co. | GBIO | Norkunas Matthew CHIEF FINANCIAL OFFICER | 76,310 | $0 | 76,310 (Direct) | View |
| 2023-12-01 Option Award | 2023-12-05 4:30 pm | N/A 2033-11-30 | Generation Bio Co. | GBIO | Paone Antoinette CHIEF OPERATING OFFICER | 76,310 | $0 | 76,310 (Direct) | View |
| 2023-12-01 Option Award | 2023-12-05 4:30 pm | N/A 2033-11-30 | Generation Bio Co. | GBIO | MCDONOUGH GEOFF PRESIDENT AND CEO | 240,470 | $0 | 240,470 (Direct) | View |
| 2023-12-01 Option Award | 2023-12-05 4:30 pm | N/A 2033-11-30 | Generation Bio Co. | GBIO | Howze Yalonda CHIEF LEGAL OFFICER | 76,310 | $0 | 76,310 (Direct) | View |
| 2023-10-15 Exercise | 2023-10-17 6:00 pm | N/A N/A | Generation Bio Co. | GBIO | Samayoa Phillip CHIEF STRATEGY OFFICER | 4,125 | $0 | 111,381 (Direct) | View |
| 2023-10-15 Tax Withholding | 2023-10-17 6:00 pm | N/A N/A | Generation Bio Co. | GBIO | Samayoa Phillip CHIEF STRATEGY OFFICER | 1,211 | $3.24 | 111,381 (Direct) | View |
| 2023-10-15 Exercise | 2023-10-17 6:00 pm | N/A N/A | Generation Bio Co. | GBIO | Stanton Matthew CHIEF SCIENTIFIC OFFICER | 7,437 | $0 | 241,976 (Direct) | View |
| 2023-10-15 Tax Withholding | 2023-10-17 6:00 pm | N/A N/A | Generation Bio Co. | GBIO | Stanton Matthew CHIEF SCIENTIFIC OFFICER | 2,183 | $3.24 | 241,976 (Direct) | View |
| 2023-10-15 Exercise | 2023-10-17 6:00 pm | N/A N/A | Generation Bio Co. | GBIO | Zimmermann Tracy CHIEF DEVELOPMENT OFFICER | 7,437 | $0 | 43,822 (Direct) | View |
| 2023-10-15 Tax Withholding | 2023-10-17 6:00 pm | N/A N/A | Generation Bio Co. | GBIO | Zimmermann Tracy CHIEF DEVELOPMENT OFFICER | 2,183 | $3.24 | 43,822 (Direct) | View |
| 2023-10-15 Exercise | 2023-10-17 6:00 pm | N/A N/A | Generation Bio Co. | GBIO | Norkunas Matthew CHIEF FINANCIAL OFFICER | 9,111 | $0 | 55,735 (Direct) | View |
| 2023-10-15 Tax Withholding | 2023-10-17 6:00 pm | N/A N/A | Generation Bio Co. | GBIO | Norkunas Matthew CHIEF FINANCIAL OFFICER | 2,675 | $3.24 | 55,735 (Direct) | View |
| 2023-10-15 Exercise | 2023-10-17 6:00 pm | N/A N/A | Generation Bio Co. | GBIO | MCDONOUGH GEOFF PRESIDENT AND CEO | 23,437 | $0 | 1,813,086 (Direct) | View |
| 2023-10-15 Tax Withholding | 2023-10-17 6:00 pm | N/A N/A | Generation Bio Co. | GBIO | MCDONOUGH GEOFF PRESIDENT AND CEO | 10,395 | $3.24 | 1,813,086 (Direct) | View |
| 2023-10-15 Exercise | 2023-10-17 6:00 pm | N/A N/A | Generation Bio Co. | GBIO | Kerr Douglas CHIEF MEDICAL OFFICER | 7,437 | $0 | 377,841 (Direct) | View |
| 2023-10-15 Tax Withholding | 2023-10-17 6:00 pm | N/A N/A | Generation Bio Co. | GBIO | Kerr Douglas CHIEF MEDICAL OFFICER | 2,183 | $3.24 | 377,841 (Direct) | View |
| 2023-10-15 Exercise | 2023-10-17 6:00 pm | N/A N/A | Generation Bio Co. | GBIO | Paone Antoinette CHIEF OPERATING OFFICER | 4,125 | $0 | 9,953 (Direct) | View |
| 2023-10-15 Tax Withholding | 2023-10-17 6:00 pm | N/A N/A | Generation Bio Co. | GBIO | Paone Antoinette CHIEF OPERATING OFFICER | 1,211 | $3.24 | 9,953 (Direct) | View |