Andrew Obenshain - 07 Dec 2021 Form 4 Insider Report for bluebird bio, Inc. (BLUE)

Signature
/s/ Helen C. Fu, Attorney-in-Fact
Issuer symbol
BLUE
Transactions as of
07 Dec 2021
Net transactions value
-$8,469
Form type
4
Filing time
09 Dec 2021, 15:51:47 UTC
Previous filing
17 Nov 2021
Next filing
12 Jan 2022

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction BLUE Common Stock Sale $8,469 -832 -0.33% $10.18 254,421 07 Dec 2021 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 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 $10.13 to $10.24. The average weighted price was $10.1794. 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.