BLUEBIRD BIO INC

CUSIP: 09609G100 Class: Common Stock

SUVRETTA CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001569064)

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

Q2 2021
Shares 1,252,575 Value ($000) $40,057 Avg Close — Range —
Q1 2021
Shares 1,304,246 Value ($000) $39,323 Avg Close — Range —
Q4 2020
Shares 427,100 Value ($000) $18,481 Avg Close — Range —