Matthew Stanton - 20 Jan 2023 Form 4 Insider Report for Generation Bio Co. (GBIO)

Role
CHIEF SCIENTIFIC OFFICER
Signature
/s/ Jennifer Elliott, Attorney-in-Fact
Issuer symbol
GBIO
Transactions as of
20 Jan 2023
Net transactions value
$0
Form type
4
Filing time
24 Jan 2023, 15:10:47 UTC
Previous filing
18 Jan 2023
Next filing
18 Apr 2023
SEC
View on sec.gov

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 +53,550 $0.000000 53,550 20 Jan 2023 Common Stock 53,550 $4.71 Direct F1
transaction GBIO Restricted Stock Units Award $0 +26,775 $0.000000 26,775 20 Jan 2023 Common Stock 26,775 Direct F2, F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 This option was granted on January 20, 2023. The shares underlying the option vest over four years, with 25% of the shares vesting on January 20, 2024 and the remaining shares vesting in equal quarterly installments thereafter.
F2 Each restricted stock unit represents the right to receive one share of the company's common stock.
F3 The shares underlying the restricted stock units vest over four years, with 25% of the shares vesting on January 15, 2024 and the remaining shares vesting in equal quarterly installments thereafter.