bluebird bio, Inc.

Insider Reports History

Entity
Company
Location
455 Grand Union Boulevard, Somerville, MA
Signature
By: /s/ Helen Fu, SVP, General Counsel of bluebird bio, Inc.
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by bluebird bio, Inc.:

Stock Role Class Num Shares Value Price $ Report Date Ownership
2seventy bio, Inc. 10%+ Owner Common Stock 0 $3.75 Nov 4, 2021 Direct

Insider Reports Filed by bluebird bio, Inc.

Symbol Company Period Transactions Value $ Form Type Date Filed Role
TSVT 2seventy bio, Inc. Nov 3, 2021 2 $0 4 Nov 8, 2021 10%+ Owner
TSVT 2seventy bio, Inc. Oct 18, 2021 0 $0 3 Oct 18, 2021 10%+ Owner