BLUEBIRD BIO INC

CUSIP: 09609G100 Class: Common Stock

OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AM's Holding History (CIK: 0001132716)

Note: Option positions (PUT/CALL) are excluded.

Q2 2020
Shares 14,000 Value ($000) $855,000 Avg Close — Range —
Q2 2015
Shares 15,745 Value ($000) $2,651,000 Avg Close — Range —