Career & Filing History
Every role Geoff McDonough has reported on a Form 4, reconstructed from the filings themselves. Reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
Geoff McDonough serves as Director of Generation Bio Co. (GBIO). McDonough has reported 7 insider filings with the SEC since 2024. The most recent filing was in February 2026.
Every role Geoff McDonough has reported on a Form 4, reconstructed from the filings themselves. Reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
Generation Bio Co. (GBIO)7 filingsUpdated Aug 31, 2026
Geoff McDonough is Director of Generation Bio Co. (GBIO). 7 SEC Form 4 filings on record going back to 2024, most recently on 9 February 2026.
Every recent SEC Form 4 transaction Geoff McDonough has reported, most recent first.
InsiderAlpha's records for Geoff McDonough go back to 2024: 7 primary Form 4 filings, an average of 2.3 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
No other insider has filed at Geoff McDonough's companies, so these are insiders reporting open-market trades at other companies in the same sector.
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Geoff McDonough is a corporate insider, tracked as Director of Generation Bio Co. (GBIO). InsiderAlpha holds 7 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
The most recent primary Form 4 on record is dated 9 February 2026, one of 7 filings going back to 2024.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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$GBIO Generation Bio Co.138.5K shares @ --