BLUEBIRD BIO INC

CUSIP: 09609G209 Class: Common Stock

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

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

Q1 2025
Shares 14,723 Value ($000) $72 Avg Close — Range —
Q4 2024
Shares 14,723 Value ($000) $123 Avg Close — Range —