BLUEBIRD BIO INC

CUSIP: 09609G100 Class: Common Stock

Alyeska Investment Group, L.P.'s Holding History (CIK: 0001453072)

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

Q1 2024
Shares 1,255,937 Value ($000) $1,608 Avg Close — Range —
Q4 2023
Shares 6,912,502 Value ($000) $9,539 Avg Close — Range —
Q2 2020
Shares 274,120 Value ($000) $16,732 Avg Close — Range —
Q1 2019
Shares 1,930 Value ($000) $304 Avg Close — Range —
Q4 2018
Shares 39,959 Value ($000) $3,964 Avg Close — Range —
Q2 2018
Shares 65,688 Value ($000) $10,310 Avg Close — Range —
Q4 2017
Shares 18,010 Value ($000) $3,208 Avg Close — Range —
Q1 2017
Shares 279,008 Value ($000) $25,362 Avg Close — Range —
Q4 2016
Shares 296,107 Value ($000) $18,270 Avg Close — Range —
Q3 2015
Shares 45,000 Value ($000) $3,850 Avg Close — Range —
Q3 2014
Shares 87,651 Value ($000) $3,145 Avg Close — Range —
Q4 2013
Shares 23,152 Value ($000) $486 Avg Close — Range —
Q3 2013
Shares 40,000 Value ($000) $1,078 Avg Close — Range —
Q2 2013
Shares 30,000 Value ($000) $749 Avg Close — Range —