BLUEBIRD BIO INC

CUSIP: 09609G100 Class: Common Stock

North Star Investment Management Corp.'s Holding History (CIK: 0001342857)

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

Q3 2017
Shares 150 Value ($000) $21 Avg Close — Range —
Q2 2017
Shares 150 Value ($000) $16 Avg Close — Range —
Q1 2017
Shares 150 Value ($000) $14 Avg Close — Range —
Q4 2016
Shares 150 Value ($000) $9 Avg Close — Range —
Q3 2016
Shares 150 Value ($000) $10 Avg Close — Range —
Q2 2016
Shares 150 Value ($000) $6 Avg Close — Range —
Q1 2016
Shares 150 Value ($000) $6 Avg Close — Range —