BLUEBIRD BIO INC

CUSIP: 09609G100 Class: Common Stock

MACKAY SHIELDS LLC's Holding History (CIK: 0000061227)

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

Q2 2018
Shares 14,155 Value ($000) $2,222 Avg Close — Range —
Q1 2018
Shares 14,655 Value ($000) $2,502 Avg Close — Range —