GBIO(Delisted)
Generation Bio·NASDAQ
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GBIO Filings
Filing Date
Form Description
Form Type
2026-02-19
Form 15-12G - Securities registration termination [Section 12(g)]
Key Events
2026-02-19 · Key Events
Form 15-12G - Securities registration termination [Section 12(g)]
2026-02-17
Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
2026-02-17 ·
Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
2026-02-12
Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
2026-02-12 ·
Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
2026-02-11
Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
2026-02-11 ·
Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
2026-02-11
Form EFFECT - Notice of Effectiveness
2026-02-11 ·
Form EFFECT - Notice of Effectiveness
2026-02-09
Form 4 - Statement of changes in beneficial ownership of securities
Ownership
2026-02-09 · Ownership
Form 4 - Statement of changes in beneficial ownership of securities
2026-02-09
Form 4 - Statement of changes in beneficial ownership of securities
Ownership
2026-02-09 · Ownership
Form 4 - Statement of changes in beneficial ownership of securities
2026-02-09
Form 4 - Statement of changes in beneficial ownership of securities
Ownership
2026-02-09 · Ownership
Form 4 - Statement of changes in beneficial ownership of securities
2026-02-09
Form 4 - Statement of changes in beneficial ownership of securities
Ownership
2026-02-09 · Ownership
Form 4 - Statement of changes in beneficial ownership of securities
2026-02-09
Form 4 - Statement of changes in beneficial ownership of securities
Ownership
2026-02-09 · Ownership
Form 4 - Statement of changes in beneficial ownership of securities
