bluebird bio, Inc. (BLUE)

NEW YORK, December 12, 2018 - On December 1, 2018, bluebird issued a press release advising investors that it had “announced new long-term data from the completed Phase 1/2 Northstar (HGB-204) study of investigational LentiGlobin™ gene therapy in patients with transfusion-dependent ß-thalassemia (TDT) and from the ongoing Phase 1/2 HGB-206 study of LentiGlobin in patients with sickle cell disease (SCD) today at the 60th Annual Meeting of the American Society of Hematology (ASH).” On December 3, 2018, Seeking Alpha published an article noting that these “results were lower than initial data reported a year ago indicating a lower rate of production of anti-sickling hemoglobin.” Following bluebird’s announcement of the clinical studies’ results, the Company’s stock price fell $6.39 per share, or 5.2%, to close at $116.50 on December 3, 2018.