BLUEBIRD BIO INC

CUSIP: 09609G100 Class: Common Stock

C WorldWide Group Holding A/S's Holding History (CIK: 0001625244)

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

Q4 2018
Shares 2,381 Value ($000) $236 Avg Close — Range —
Q3 2018
Shares 2,442 Value ($000) $357 Avg Close — Range —
Q2 2018
Shares 2,098 Value ($000) $329 Avg Close — Range —
Q1 2018
Shares 2,098 Value ($000) $358 Avg Close — Range —
Q4 2017
Shares 2,162 Value ($000) $385 Avg Close — Range —
Q3 2017
Shares 2,474 Value ($000) $340 Avg Close — Range —
Q2 2017
Shares 2,100 Value ($000) $221 Avg Close — Range —
Q1 2017
Shares 2,458 Value ($000) $223 Avg Close — Range —
Q4 2016
Shares 3,225 Value ($000) $199 Avg Close — Range —
Q3 2016
Shares 8,000 Value ($000) $542 Avg Close — Range —
Q2 2016
Shares 6,400 Value ($000) $277 Avg Close — Range —
Q1 2016
Shares 5,000 Value ($000) $212 Avg Close — Range —
Q4 2015
Shares 5,000 Value ($000) $321 Avg Close — Range —