Matthew Stanton - Jan 2, 2024 Form 4 Insider Report for Generation Bio Co. (GBIO)

Role
CHIEF SCIENTIFIC OFFICER
Signature
/s/ Benjamin Waters, Attorney-in-Fact
Stock symbol
GBIO
Transactions as of
Jan 2, 2024
Transactions value $
$0
Form type
4
Date filed
1/3/2024, 04:35 PM
Previous filing
Dec 5, 2023
Next filing
Jan 17, 2024

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction GBIO Stock Option (right to buy) Award $0 +161K $0.00 161K Jan 2, 2024 Common Stock 161K $1.86 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The option to purchase 160,650 shares of common stock was granted on January 2, 2024. The shares underlying the option vest over four years, with 25% of the shares vesting on January 2, 2025 and the remaining shares vesting in equal quarterly installments thereafter.