SK hynix (SKHY)

6-K 1 d182120d6k.htm 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 AUGUST 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 Report on Disposal of Treasury Shares From August 8, 2026 to September 7, 2026, SK hynix Inc. (the Company ) disposed of a portion of its treasury shares. 1. Report on Disposal A. Date of the Report of Decision on Disposal of Treasury Shares (the Initial Report ): August 7, 2026 (Please refer to the current report on Form 6-K titled Decision on Disposal of Treasury Shares furnished by the Company on August 7, 2026.) B. Period of Disposal: August 8, 2026 to September 7, 2026 C. Type and Number of Disposed Shares: 82 common shares 2. Details of Disposal Date Type Number Disposal Price per Share (Won)* Aggregate Disposal Price (Won) Recipient of Shares Investment Brokerage Agent Order Disposed August 19, 2026 Common shares 82 82 1,500,000 123,000,000 Independent directors SK Securities Co., Ltd. Total 82 82 1,500,000 123,000,000 * Based on the market closing price on the date of the disposal. 3. Discrepancy with the Initial Report: None 4. Treasury Shares Held after the Disposal (as of August 21, 2026) (units: in millions of Won, shares or percentages) Type Direct Acquisition (A) Acquisition through Broker (B) Total (A + B) Number of Shares Percentage of Total Shares Value Number of Shares Percentage of Total Shares Value Number of Shares Percentage of Total Shares Value Common Shares 1,625,769 0.2 92,683 1,625,769 0.2 92,683 Total 1,625,769 0.2 92,683 1,625,769 0.2 92,683 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: August 21, 2026