BLUEBIRD BIO INC

CUSIP: 09609G100 Class: Common Stock

Aperio Group, LLC's Holding History (CIK: 0001364615)

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

Q4 2020
Shares 33,871 Value ($000) $1,465 Avg Close — Range —
Q3 2020
Shares 39,154 Value ($000) $2,112 Avg Close — Range —
Q2 2020
Shares 30,245 Value ($000) $1,846 Avg Close — Range —
Q1 2020
Shares 20,992 Value ($000) $965 Avg Close — Range —
Q4 2019
Shares 16,759 Value ($000) $1,470 Avg Close — Range —
Q3 2019
Shares 12,150 Value ($000) $1,116 Avg Close — Range —
Q2 2019
Shares 12,447 Value ($000) $1,583 Avg Close — Range —
Q1 2019
Shares 11,917 Value ($000) $1,875 Avg Close — Range —
Q4 2018
Shares 9,681 Value ($000) $960 Avg Close — Range —
Q3 2018
Shares 6,576 Value ($000) $960 Avg Close — Range —
Q2 2018
Shares 7,295 Value ($000) $1,145 Avg Close — Range —
Q1 2018
Shares 6,649 Value ($000) $1,136 Avg Close — Range —
Q4 2017
Shares 6,496 Value ($000) $1,157 Avg Close — Range —
Q3 2017
Shares 5,299 Value ($000) $728 Avg Close — Range —
Q2 2017
Shares 5,001 Value ($000) $525 Avg Close — Range —
Q1 2017
Shares 4,510 Value ($000) $410 Avg Close — Range —
Q4 2016
Shares 3,883 Value ($000) $239 Avg Close — Range —
Q3 2016
Shares 3,581 Value ($000) $243 Avg Close — Range —
Q3 2015
Shares 4,549 Value ($000) $389 Avg Close — Range —
Q2 2015
Shares 2,736 Value ($000) $461 Avg Close — Range —
Q1 2015
Shares 2,287 Value ($000) $276 Avg Close — Range —