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 |
2025-03-17 Sale |
2025-03-19 4:48 pm |
2seventy bio Inc. | TSVT | Baird William D III President and CEO |
5,092 | $4.945 | $25,180 | 1,121,034 (Direct) |
View |
2025-01-03 Sale |
2025-01-07 4:41 pm |
2seventy bio Inc. | TSVT | Baird William D III President and CEO |
32,481 | $2.9322 | $95,241 | 862,126 (Direct) |
View |
2024-01-05 Sale |
2024-01-09 4:09 pm |
2seventy bio Inc. | TSVT | Baird William D III Chief Operating Officer |
1,380 | $3.7536 | $5,180 | 434,335 (Direct) |
View |
2024-01-03 Sale |
2024-01-05 4:29 pm |
2seventy bio Inc. | TSVT | Baird William D III Chief Operating Officer |
33,651 | $3.8685 | $130,179 | 162,715 (Direct) |
View |
2023-08-22 Sale |
2023-08-24 5:04 pm |
2seventy bio Inc. | TSVT | Baird William D III Chief Financial Officer |
7,031 | $5.4865 | $38,576 | 196,366 (Direct) |
View |
2023-08-03 Sale |
2023-08-07 4:06 pm |
2seventy bio Inc. | TSVT | Baird William D III Chief Financial Officer |
6,906 | $6.1257 | $42,304 | 203,397 (Direct) |
View |
2023-02-13 Sale |
2023-02-15 5:56 pm |
2seventy bio Inc. | TSVT | Baird William D III Chief Financial Officer |
637 | $12.86 | $8,192 | 210,303 (Direct) |
View |
2023-01-11 Sale |
2023-01-18 5:18 pm |
2seventy bio Inc. | TSVT | Baird William D III Chief Financial Officer |
1,077 | $10.63 | $11,446 | 78,797 (Direct) |
View |
2023-01-09 Sale |
2023-01-11 4:23 pm |
2seventy bio Inc. | TSVT | Baird William D III Chief Financial Officer |
3,222 | $10.33 | $33,298 | 79,874 (Direct) |
View |
2022-08-05 Sale |
2022-08-08 5:08 pm |
2seventy bio Inc. | TSVT | Baird William D III Chief Financial Officer |
4,152 | $16.23 | $67,397 | 83,096 (Direct) |
View |
2022-07-15 Sale |
2022-07-19 4:22 pm |
2seventy bio Inc. | TSVT | Baird William D III Chief Financial Officer |
4,080 | $13.81 | $56,344 | 87,248 (Direct) |
View |
2022-02-17 Sale |
2022-02-22 4:08 pm |
2seventy bio Inc. | TSVT | Baird William D III Chief Financial Officer |
427 | $14.78 | $6,311 | 57,578 (Direct) |
View |
2022-01-07 Sale |
2022-01-11 5:33 pm |
2seventy bio Inc. | TSVT | Baird William D III Chief Financial Officer |
896 | $23.91 | $21,421 | 58,005 (Direct) |
View |
2021-02-17 Sale |
2021-02-18 5:22 pm |
bluebird bio Inc. | BLUE | Baird William D III Chief Financial Officer |
693 | $28.16 | $19,516 | 60,529 (Direct) |
View |
2021-02-12 Sale |
2021-02-17 5:23 pm |
bluebird bio Inc. | BLUE | Baird William D III Chief Financial Officer |
1,216 | $45.52 | $55,352 | 21,581 (Direct) |
View |
2021-01-06 Sale |
2021-01-08 5:57 pm |
bluebird bio Inc. | BLUE | Baird William D III Chief Financial Officer |
949 | $45.05 | $42,756 | 22,797 (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 |
2025-01-06 Option Award |
2025-01-08 6:50 pm |
N/A 2035-01-06 |
2seventy bio Inc. | TSVT | Baird William D III President and CEO |
440,000 | $0 | 1,302,126 (Direct) |
View |
2024-07-01 Option Award |
2024-07-03 4:15 pm |
N/A N/A |
2seventy bio Inc. | TSVT | Baird William D III President and CEO |
586,022 | $0 | 894,607 (Direct) |
View |
2024-04-01 Option Award |
2024-04-03 8:11 pm |
N/A 2034-04-01 |
2seventy bio Inc. | TSVT | Baird William D III President and CEO |
168,750 | $0 | 421,085 (Direct) |
View |
2024-01-08 Option Award |
2024-01-09 4:09 pm |
N/A 2034-01-08 |
2seventy bio Inc. | TSVT | Baird William D III Chief Operating Officer |
273,000 | $0 | 434,335 (Direct) |
View |
2023-02-01 Option Award |
2023-02-03 4:59 pm |
N/A 2033-02-01 |
2seventy bio Inc. | TSVT | Baird William D III Chief Financial Officer |
182,143 | $0 | 260,940 (Direct) |
View |
2022-05-19 Option Award |
2022-05-23 4:56 pm |
N/A 2032-05-18 |
Axcella Health Inc. | AXLA | Baird William D III Director |
20,000 | $0 | 20,000 (Direct) |
View |
2022-03-01 Option Award |
2022-05-05 8:36 pm |
N/A 2032-03-01 |
2seventy bio Inc. | TSVT | Baird William D III Chief Financial Officer |
101,250 | $0 | 158,828 (Direct) |
View |
2021-11-11 Other |
2021-11-17 08:55 am |
N/A 2029-03-02 |
bluebird bio Inc. | BLUE | Baird William D III Chief Financial Officer |
112,384 | $0 | 116,327 (Direct) |
View |
2021-11-11 Option Award |
2021-11-16 06:34 am |
N/A 2029-03-01 |
2seventy bio Inc. | TSVT | Baird William D III Chief Financial Officer |
96,116 | $0 | 101,252 (Direct) |
View |
2021-08-02 Option Award |
2021-08-04 4:53 pm |
N/A N/A |
bluebird bio Inc. | BLUE | Baird William D III Chief Financial Officer |
67,169 | $0 | 102,698 (Direct) |
View |
2021-05-20 Option Award |
2021-05-24 5:15 pm |
N/A 2031-05-19 |
Axcella Health Inc. | AXLA | Baird William D III Director |
20,000 | $0 | 20,000 (Direct) |
View |
2021-02-16 Option Award |
2021-02-18 5:22 pm |
N/A 2031-02-16 |
bluebird bio Inc. | BLUE | Baird William D III Chief Financial Officer |
39,641 | $0 | 60,529 (Direct) |
View |
2020-05-20 Option Award |
2020-05-22 5:15 pm |
N/A 2030-05-19 |
Axcella Health Inc. | AXLA | Baird William D III Director |
11,000 | $0 | 11,000 (Direct) |
View |