BLUEBIRD BIO INC

CUSIP: 09609G100 Class: Common Stock

BAILLIE GIFFORD & CO's Holding History (CIK: 0001088875)

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

Q1 2023
Shares 860 Value ($000) $3 Avg Close — Range —
Q4 2022
Shares 860 Value ($000) $6 Avg Close — Range —
Q3 2022
Shares 860 Value ($000) $5 Avg Close — Range —
Q2 2022
Shares 860 Value ($000) $4 Avg Close — Range —
Q1 2022
Shares 860 Value ($000) $4 Avg Close — Range —
Q4 2021
Shares 860 Value ($000) $9 Avg Close — Range —
Q3 2021
Shares 860 Value ($000) $16 Avg Close — Range —
Q2 2021
Shares 860 Value ($000) $28 Avg Close — Range —
Q1 2021
Shares 913 Value ($000) $28 Avg Close — Range —
Q4 2020
Shares 23,325 Value ($000) $1,009 Avg Close — Range —
Q3 2020
Shares 707,068 Value ($000) $38,146 Avg Close — Range —
Q2 2020
Shares 696,127 Value ($000) $42,492 Avg Close — Range —
Q1 2020
Shares 695,608 Value ($000) $31,970 Avg Close — Range —
Q4 2019
Shares 695,608 Value ($000) $61,039 Avg Close — Range —
Q3 2019
Shares 3,455,816 Value ($000) $317,313 Avg Close — Range —
Q2 2019
Shares 4,223,534 Value ($000) $537,233 Avg Close — Range —
Q1 2019
Shares 4,479,101 Value ($000) $704,697 Avg Close — Range —
Q4 2018
Shares 4,529,123 Value ($000) $449,289 Avg Close — Range —
Q3 2018
Shares 4,643,528 Value ($000) $677,956 Avg Close — Range —
Q2 2018
Shares 4,843,399 Value ($000) $760,171 Avg Close — Range —
Q1 2018
Shares 5,042,067 Value ($000) $860,932 Avg Close — Range —
Q4 2017
Shares 5,188,435 Value ($000) $924,061 Avg Close — Range —
Q3 2017
Shares 5,320,202 Value ($000) $730,730 Avg Close — Range —
Q2 2017
Shares 5,400,658 Value ($000) $567,339 Avg Close — Range —
Q1 2017
Shares 5,204,633 Value ($000) $473,102 Avg Close — Range —
Q4 2016
Shares 5,164,467 Value ($000) $318,647 Avg Close — Range —
Q3 2016
Shares 4,998,833 Value ($000) $338,821 Avg Close — Range —
Q2 2016
Shares 5,054,175 Value ($000) $218,795 Avg Close — Range —
Q1 2016
Shares 4,977,637 Value ($000) $211,549 Avg Close — Range —
Q4 2015
Shares 4,883,321 Value ($000) $313,607 Avg Close — Range —
Q3 2015
Shares 4,783,704 Value ($000) $408,534 Avg Close — Range —
Q2 2015
Shares 3,697,412 Value ($000) $622,533 Avg Close — Range —
Q1 2015
Shares 1,283,962 Value ($000) $155,064 Avg Close — Range —