UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2023. Commission File Number 33-65728 CHEMICAL AND MINING COMPANY OF CHILE INC. (Translation of registrant’s name into English) El Trovador 4285, Santiago, Chile (562) 2425-2000 (Address of principal executive office) Indicate by check mark whether the registrant files or will file annual reports u ...