SKHY: 6-K company filing

6-K 1 d121520d6k.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 JULY 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 ☐ New Facility Investment On July 22, 2026, in order to secure a production base in Cheongju, Korea in response to global demand for artificial intelligence (“AI”) memory semiconductors, the board of directors of SK hynix Inc. (the “Company”) approved an increase in the investment amount for the construction of the Company’s advanced packaging plant called “P&T7” in Cheongju, Korea (the “Investment”). Details of the Investment are as follows: 1. Type of Investment New facility investment - Investment Target Construction of P&T7 in Cheongju, Korea 2. Details of Investment Investment Amount (Won) 7,093,100,000,000 The Company’s Total Equity (Won) 120,666,750,890,698 Ratio of Investment Amount to the Company’s Total Equity as of December 31, 2025 (%) 5.88 Large-scale Corporation Applicable 3. Purpose of Investment Securing a production base in Cheongju, Korea in response to global demand for AI memory semiconductors 4. Investment Period Start Date November 26, 2025 End Date December 31, 2032 5. Date of Resolution by the Board of Directors (Determination Date) July 22, 2026 - Attendance of Independent Directors Present: 6; Absent: 0 6. Other Important Matters Relating to Investment Dec