GENERATION BIO CO

CUSIP: 37148K100 Class: Common Stock

Atlas Venture Life Science Advisors, LLC's Holding History (CIK: 0001917529)

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

Q3 2025
Shares 827,946 Value ($000) $5,067 Avg Close — Range —
Q2 2025
Shares 8,279,484 Value ($000) $2,650 Avg Close — Range —
Q1 2025
Shares 8,279,484 Value ($000) $3,353 Avg Close — Range —
Q4 2024
Shares 8,279,484 Value ($000) $8,776 Avg Close — Range —
Q3 2024
Shares 8,279,484 Value ($000) $20,450 Avg Close — Range —
Q2 2024
Shares 8,279,484 Value ($000) $23,348 Avg Close — Range —
Q1 2024
Shares 8,279,484 Value ($000) $33,698 Avg Close — Range —
Q4 2023
Shares 8,279,484 Value ($000) $13,661 Avg Close — Range —
Q3 2023
Shares 8,279,484 Value ($000) $31,379 Avg Close — Range —
Q2 2023
Shares 8,279,484 Value ($000) $45,537 Avg Close — Range —
Q1 2023
Shares 8,279,484 Value ($000) $35,602 Avg Close — Range —
Q4 2022
Shares 8,278,876 Value ($000) $32,536 Avg Close — Range —
Q3 2022
Shares 8,278,876 Value ($000) $43,961 Avg Close — Range —
Q2 2022
Shares 8,278,876 Value ($000) $54,309 Avg Close — Range —
Q1 2022
Shares 8,278,876 Value ($000) $60,767 Avg Close — Range —
Q4 2021
Shares 8,278,876 Value ($000) $58,614 Avg Close — Range —