BLUEBIRD BIO INC

CUSIP: 09609G100 Class: Common Stock

TWO SIGMA SECURITIES, LLC's Holding History (CIK: 0001450144)

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

Q4 2022
Shares 14,688 Value ($000) $102 Avg Close — Range —
Q4 2019
Shares 6,930 Value ($000) $608 Avg Close — Range —
Q1 2019
Shares 1,755 Value ($000) $276 Avg Close — Range —
Q4 2018
Shares 3,425 Value ($000) $340 Avg Close — Range —
Q2 2017
Shares 12,568 Value ($000) $1,320 Avg Close — Range —
Q1 2017
Shares 3,343 Value ($000) $304 Avg Close — Range —