BLUEBIRD BIO INC

CUSIP: 09609G100 Class: Common Stock

BOKF, NA's Holding History (CIK: 0000009634)

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

Q4 2018
Shares 830 Value ($000) $82 Avg Close — Range —
Q3 2018
Shares 8,144 Value ($000) $1,189 Avg Close — Range —
Q2 2018
Shares 21,625 Value ($000) $3,394 Avg Close — Range —
Q1 2018
Shares 14,931 Value ($000) $2,549 Avg Close — Range —
Q4 2017
Shares 19,875 Value ($000) $3,539 Avg Close — Range —
Q3 2017
Shares 19,938 Value ($000) $2,739 Avg Close — Range —
Q2 2017
Shares 21,225 Value ($000) $2,230 Avg Close — Range —
Q1 2017
Shares 21,075 Value ($000) $1,916 Avg Close — Range —
Q4 2016
Shares 20,487 Value ($000) $1,264 Avg Close — Range —
Q3 2016
Shares 5,442 Value ($000) $369 Avg Close — Range —
Q4 2015
Shares 15,242 Value ($000) $979 Avg Close — Range —