Cooper Ronald Harold Wilfred Insider Trading -- Recent SEC Form 4 Transactions

Cooper Ronald Harold Wilfred (CIK 1676880) reported 1 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-02-09). Recent activity: Sell GBIO (950 shares). Source: SEC Form 4.

DateCompanyRoleTypeSharesValue
2026-02-09Generation Bio Co. (GBIO)DirectorSell950$0

Source: SEC Form 4 filings · as of 2026-02-09