UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 _________________ FORM 10-K _________________ ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. For the fiscal year ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. For the transition period from to Commission file number 001-38872 Pinterest, Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 26-3607129 (State or O ...