BLUEBIRD BIO INC

CUSIP: 09609G209 Class: Common Stock

REGENERON PHARMACEUTICALS, INC.'s Holding History (CIK: 0000872589)

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

Q1 2025
Shares 21,000 Value ($000) $102 Avg Close — Range —
Q4 2024
Shares 21,000 Value ($000) $175 Avg Close — Range —