Media Contacts

Jess Rowlands

Head of Corporate Communications

(857) 299-6103

jess.rowlands@bluebirdbio.com

Investor Contacts

Courtney O’Leary

Investor Relations

(978) 621-7347

coleary@bluebirdbio.com

SEC Filings

Filing date	Form	Description	Filing Group	View
01/20/16	4	Statement of changes in beneficial ownership of securities	3,4,5	View HTML 0001209191-16-092549.pdf 0001209191-16-092549.rtf 0001209191-16-092549.xls
01/11/16	8-K	Report of unscheduled material events or corporate event	Current Reports	View HTML 0001564590-16-011788.pdf 0001564590-16-011788.rtf 0001564590-16-011788.xls
12/28/15	CT ORDER	CT ORDER	Other	View HTML 9999999997-15-015998.pdf
12/22/15	4	Statement of changes in beneficial ownership of securities	3,4,5	View HTML 0001209191-15-086627.pdf 0001209191-15-086627.rtf 0001209191-15-086627.xls
12/21/15	8-K	Report of unscheduled material events or corporate event	Current Reports	View HTML 0001564590-15-011601.pdf 0001564590-15-011601.rtf 0001564590-15-011601.xls
12/17/15	4	Statement of changes in beneficial ownership of securities	3,4,5	View HTML 0001209191-15-085767.pdf 0001209191-15-085767.rtf 0001209191-15-085767.xls
12/09/15	4	Statement of changes in beneficial ownership of securities	3,4,5	View HTML 0001209191-15-084223.pdf 0001209191-15-084223.rtf 0001209191-15-084223.xls
12/07/15	8-K	Report of unscheduled material events or corporate event	Current Reports	View HTML 0001564590-15-011298.pdf 0001564590-15-011298.xls
12/04/15	4	Statement of changes in beneficial ownership of securities	3,4,5	View HTML 0001209191-15-083434.pdf 0001209191-15-083434.rtf 0001209191-15-083434.xls
12/03/15	8-K	Report of unscheduled material events or corporate event	Current Reports	View HTML 0001564590-15-011237.pdf 0001564590-15-011237.rtf 0001564590-15-011237.xls