Richard A. Colvin - 01 Feb 2023 Form 4 Insider Report for bluebird bio, Inc. (BLUE)

Signature
/s/ Richard A. Colvin
Issuer symbol
BLUE
Transactions as of
01 Feb 2023
Transactions value $
-$7,356
Form type
4
Filing time
03 Feb 2023, 15:05:50 UTC
Previous filing
13 Jan 2023
Next filing
03 Mar 2023

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction BLUE Common Stock Tax liability -$7.36K -1.15K -1.55% $6.38 73.1K 01 Feb 2023 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Shares were withheld to cover tax withholding obligations incurred in connection with the vesting of Restricted Stock Units.