SKHY: 6-K company filing

6-K 1 d140793d6k.htm FORM 6-K Form 6-K 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 OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE MONTH OF SEPTEMBER 2026 Commission File Number: 001-43391 SK hynix Inc. (Translation of registrant’s name into English) 2091, Gyeongchung-daero Bubal-eup, Icheon-si Gyeonggi-do 17336, Korea (Address of principal executive office) Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F. Form 20-F ☒ Form 40-F ☐ Response to Disclosure Inquiry (Rumors or Media Reports) On August 21, 2026, the Korea Exchange made a disclosure inquiry to SK hynix Inc. (the “Company”) regarding media reports that the Company is considering building a semiconductor facility in Japan. The Company hereby clarifies that, while it is reviewing various measures, including establishing additional production bases, to strengthen the competitiveness of its memory business, no matters have been determined as of the date hereof. The Company will make a further disclosure either when specific details are confirmed or within three months of the date of this report.  Related Disclosure: See the current report on Form 6-K titled “Response to Disclosure Inquiry (Rumors or Media Reports)” furnished by the Company on August 21, 2026. SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. SK hynix Inc. ( Registrant ) By: /s/ Seonghwan Park ( Signature ) Name: Seonghwan Park Title: Head of Investor Relations Date: September 18, 2026