Home/Filings/4/0001732701-26-000002
4//SEC Filing

MCDONOUGH GEOFF 4

Accession 0001732701-26-000002

CIK 0001733294other

Filed

Jan 15, 7:00 PM ET

Accepted

Jan 16, 4:05 PM ET

Size

10.9 KB

Accession

0001732701-26-000002

Insider Transaction Report

Form 4
Period: 2026-01-15
Transactions
  • Exercise/Conversion

    Common Stock

    [F1]
    2026-01-15+395137,597 total
  • Tax Payment

    Common Stock

    2026-01-15$5.64/sh137$773137,460 total
  • Exercise/Conversion

    Restricted Stock Units

    [F1][F4]
    2026-01-15+3951,582 total
    Common Stock (395 underlying)
Holdings
  • Common Stock

    [F2]
    (indirect: By Trust)
    22,646
  • Common Stock

    [F3]
    (indirect: By Trust)
    27,500
Footnotes (4)
  • [F1]Each restricted stock unit represents the right to receive one share of the company's common stock.
  • [F2]The securities are directly held by the McDonough Family 2018 Irrevocable Trust, or the 2018 Trust. The reporting person is the settlor of the 2018 Trust, Allison L. McDonough and David S. Grayzel are trustees for the 2018 Trust, and the 2018 Trust is for the benefit of Graeme and Owen McDonough. The reporting person may be deemed to beneficially own the shares of common stock owned by the 2018 Trust.
  • [F3]The securities are directly held by the McDonough Family 2020 Irrevocable Trust, or the 2020 Trust. The reporting person is the settlor of the 2020 Trust, Allison L. McDonough and David S. Grayzel are trustees for the 2020 Trust, and the 2020 Trust is for the benefit of Allison, Graeme and Owen McDonough. The reporting person may be deemed to beneficially own the shares of common stock owned by the 2020 Trust.
  • [F4]On January 20, 2023, the reporting person was granted 8,437 restricted stock units. The shares underlying the restricted stock units vest over two years, with 25% of the shares vesting on July 15, 2022 and the remaining shares vesting in equal quarterly installments thereafter.
Signature
/s/ Shawna-Gay White, Attorney-in-Fact|2026-01-16

Issuer

Generation Bio Co.

CIK 0001733294

Entity typeother

Related Parties

1
  • filerCIK 0001732701

Filing Metadata

Form type
4
Filed
Jan 15, 7:00 PM ET
Accepted
Jan 16, 4:05 PM ET
Size
10.9 KB