0001293971FALSE00012939712021-06-072021-06-07

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
__________________________
FORM 8-K
__________________________
CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934
Date of Report (Date of earliest event reported): June 7, 2021
__________________________
bluebird bio, Inc.
(Exact name of Registrant as Specified in Its Charter)
_____________________________________________________________
Delaware
001-35966
13-3680878
(State or Other Jurisdiction
of Incorporation)
(Commission File Number)(IRS Employer
Identification No.)
60 Binney Street,
Cambridge, MA
02142
(Address of Principal Executive Offices)(Zip Code)
Registrant’s Telephone Number, Including Area Code: (339) 499-9300
Not Applicable
(Former Name or Former Address, if Changed Since Last Report)
_____________________________________________________________
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instructions A.2. below):
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act:
Title of each classTrading
Symbol(s)
Name of each exchange on which registered
Common Stock, $0.01 par value per shareBLUEThe NASDAQ Stock Market LLC
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
Emerging growth company 
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. 




Item 8.01    Other Events.

On June 7, 2021, bluebird bio, Inc. (the "Company" or "bluebird") issued a press release to announce that the U.S. Food and Drug Administration (FDA) has lifted the clinical holds on the Phase 1/2 HGB-206 and Phase 3 HGB-210 studies of LentiGlobin for sickle cell disease (SCD) gene therapy (bb1111) for adult and pediatric patients with SCD, and the Phase 3 Northstar-2 (HGB-207) and Northstar-3 (HGB-212) studies of betibeglogene autotemcel gene therapy (beti-cel; licensed as ZYNTEGLO™ in the European Union and the United Kingdom) for adult, adolescent and pediatric patients with transfusion-dependent β-thalassemia (TDT). The Company is working closely with study investigators and clinical trial sites to resume all study activities as soon as possible.

The full text of bluebird’s press release regarding the announcement is filed as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Item 9.01    Financial Statements and Exhibits.

(d) Exhibits

Exhibit
No.
Description
99.1
104Cover Page Interactive Data File (embedded within the Inline XBRL document)






SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
Date: June 7, 2021bluebird bio, Inc.
By:/s/ Jason F. Cole
Jason F. Cole
Chief Operating and Legal Officer