Thomas J. Klima - Feb 1, 2023 Form 4 Insider Report for bluebird bio, Inc. (BLUE)

Signature
/s/ Thomas J. Klima
Stock symbol
BLUE
Transactions as of
Feb 1, 2023
Transactions value $
-$14,419
Form type
4
Date filed
2/3/2023, 03:06 PM
Previous filing
Sep 6, 2022
Next filing
Mar 3, 2023

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction BLUE Common Stock Tax liability -$14.4K -2.26K -2.68% $6.38 82.2K Feb 1, 2023 Direct F1, F2
* 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.
F2 2,000 shares were acquired under the bluebird bio, Inc. employee stock purchase plan.

Remarks:

Chief Commercial & Operating Officer