GENERATION BIO CO

CUSIP: 37148K100 Class: Common Stock

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q2 2024
Shares 119,356 Value ($000) $337 Avg Close — Range —
Q3 2023
Shares 176,165 Value ($000) $668 Avg Close — Range —
Q2 2023
Shares 55,974 Value ($000) $308 Avg Close — Range —
Q1 2021
Shares 571,705 Value ($000) $16,271 Avg Close — Range —
Q4 2020
Shares 2,304,333 Value ($000) $65,328 Avg Close — Range —
Q3 2020
Shares 2,487,138 Value ($000) $76,285 Avg Close — Range —
Q2 2020
Shares 2,071,312 Value ($000) $42,559 Avg Close — Range —