X0203 0001354457 Nasdaq Stock Market LLC 0001435049 CHINOOK THERAPEUTICS, INC. 333-202667

1600 Fairview Avenue East Suite 100 Seattle WA WASHINGTON 98102

(206) 485-7051 Common Stock 17 CFR 240.12d2-2(a)(3) Tara Petta AVP 2023-08-11