Colvin Richard A 4
4 · bluebird bio, Inc. · Filed Mar 5, 2025
Insider Transaction Report
Form 4
Colvin Richard A
Chief Medical Officer
Transactions
- Sale
Common Stock
2025-03-03$3.92/sh−584$2,289→ 7,610 total
Footnotes (2)
- [F1]Shares were sold to cover tax withholding obligations incurred in connection with the vesting of Restricted Stock Units.
- [F2]The range in prices for the transaction reported on this line was $3.85 to $4.09. The average weighted price was $3.9194. The reporting person will provide, upon request by the SEC, the issuer or security holder of the issuer, full information regarding the number of shares sold at each separate price.