GENERATION BIO CO

CUSIP: 37148K100 Class: Common Stock

FMR LLC's Holding History (CIK: 0000315066)

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

Q2 2025
Shares 2,345,624 Value ($000) $751 Avg Close — Range —
Q1 2025
Shares 4,752,415 Value ($000) $1,925 Avg Close — Range —
Q4 2024
Shares 4,626,045 Value ($000) $4,904 Avg Close — Range —
Q3 2024
Shares 5,320,266 Value ($000) $13,141 Avg Close — Range —
Q2 2024
Shares 5,304,610 Value ($000) $14,959 Avg Close — Range —
Q1 2024
Shares 5,334,259 Value ($000) $21,710 Avg Close — Range —
Q4 2023
Shares 5,352,399 Value ($000) $8,831 Avg Close — Range —
Q3 2023
Shares 8,432,773 Value ($000) $31,960 Avg Close — Range —
Q2 2023
Shares 8,622,567 Value ($000) $47,424 Avg Close — Range —
Q1 2023
Shares 8,949,863 Value ($000) $38,484 Avg Close — Range —
Q4 2022
Shares 8,913,331 Value ($000) $35,029 Avg Close — Range —
Q3 2022
Shares 8,851,683 Value ($000) $47,003 Avg Close — Range —
Q2 2022
Shares 8,562,941 Value ($000) $56,172 Avg Close — Range —
Q1 2022
Shares 8,550,767 Value ($000) $62,763 Avg Close — Range —
Q4 2021
Shares 8,536,462 Value ($000) $60,437 Avg Close — Range —
Q3 2021
Shares 8,517,087 Value ($000) $213,523 Avg Close — Range —
Q2 2021
Shares 8,495,022 Value ($000) $228,516 Avg Close — Range —
Q1 2021
Shares 8,464,109 Value ($000) $240,889 Avg Close — Range —
Q4 2020
Shares 7,180,864 Value ($000) $203,577 Avg Close — Range —
Q3 2020
Shares 7,373,381 Value ($000) $220,063 Avg Close — Range —
Q2 2020
Shares 7,373,870 Value ($000) $144,187 Avg Close — Range —