BLUEBIRD BIO INC

CUSIP: 09609G100 Class: Common Stock

EAM Investors, LLC's Holding History (CIK: 0001510989)

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

Q1 2018
Shares 11,587 Value ($000) $1,978 Avg Close — Range —
Q4 2017
Shares 18,079 Value ($000) $3,220 Avg Close — Range —
Q3 2017
Shares 18,311 Value ($000) $2,515 Avg Close — Range —
Q3 2016
Shares 41,405 Value ($000) $2,806 Avg Close — Range —
Q2 2015
Shares 20,498 Value ($000) $3,451 Avg Close — Range —
Q1 2015
Shares 43,709 Value ($000) $5,279 Avg Close — Range —
Q4 2014
Shares 61,579 Value ($000) $5,648 Avg Close — Range —
Q3 2014
Shares 29,396 Value ($000) $1,055 Avg Close — Range —
Q2 2014
Shares 22,509 Value ($000) $868 Avg Close — Range —