BLUEBIRD BIO INC

CUSIP: 09609G100 Class: Common Stock

LORD, ABBETT & CO. LLC's Holding History (CIK: 0000728100)

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

Q1 2018
Shares 288,965 Value ($000) $49,341 Avg Close — Range —
Q4 2017
Shares 357,680 Value ($000) $63,703 Avg Close — Range —
Q3 2017
Shares 247,473 Value ($000) $33,990 Avg Close — Range —
Q1 2017
Shares 70,622 Value ($000) $6,420 Avg Close — Range —
Q3 2015
Shares 199,501 Value ($000) $17,067 Avg Close — Range —
Q2 2015
Shares 604,836 Value ($000) $101,836 Avg Close — Range —
Q1 2015
Shares 753,170 Value ($000) $90,960 Avg Close — Range —
Q4 2014
Shares 449,236 Value ($000) $41,204 Avg Close — Range —
Q3 2014
Shares 210,273 Value ($000) $7,545 Avg Close — Range —
Q2 2014
Shares 119,076 Value ($000) $4,593 Avg Close — Range —