bluebird bio(BLUE) - 2020 Q3 - Quarterly Report
bluebird bio(BLUE)2020-11-05 05:12
UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 __________________________________________________________________ FORM 10-Q __________________________________________________________________ (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Num ...