Role
Director
Signature
/s/ Ilan Katz, attorney-in-fact
Issuer symbol
ARCT
Transactions as of
18 Jun 2021
Net transactions value
$0
Form type
4
Filing time
22 Jun 2021, 18:30:31 UTC
Next filing
17 Aug 2021

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 ARCT Stock Option (right to buy) Award $0 +15,000 $0.000000 15,000 18 Jun 2021 Common Stock 15,000 $35.09 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Shares underlying the option vest monthly over a one year period from the date of grant. This grant represents the annual grant to members of the Board of Directors.