MagnaChip Semiconductor Corp 2024年度报告

Magnachip Semiconductor Corporation (Exact name of registrant as specified in its charter) 83-0406195(I.R.S. EmployerIdentification No.) Delaware(State or Other Jurisdiction ofIncorporation or Organization) c/o Magnachip Semiconductor, Ltd.15F, 76 Jikji-daero436beon-gil,Heungdeok-guCheongju-si,Chungcheongbuk-do,Republic of Korea28581(Address of principal executive offices) (Zip Code)Registrant’s telephone number, including area code: +82(2) 6903-3000Securities registered pursuant to Section12(b) of the Act: Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.☐Yes☒NoIndicate by check mark if the registrant is not required to file reports pursuant to Section13 or Section15(d) of the Act.☐Yes☒NoIndicate by check mark whether the registrant (1)has filed all reports required to be filed by Section13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12months (or for such shorter period that the registrant was required to file such reports), and (2)has been subject to such filing requirements for the past 90 days.☒Yes☐NoIndicate by check mark whether the registrant has submitted electronically, every Interactive Data File required to be submitted pursuant to Rule 405 of RegulationS-T(§232.405of this chapter) during the preceding 12months (or for such shorter period that the registrant was required to submit such files.☒Yes☐NoIndicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, anon-acceleratedfiler, smaller reporting company, or an emerging growth company.See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” inRule12b-2of the Exchange Act.☐☒ Accelerated FilerSmallerReportingCompany☒Emerginggrowthcompany☐If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial DOCUMENTS INCORPORATED BY REFERENCE Portions of the registrant’s definitive proxy statement relating to its 2025 annual meeting of stockholders will be incorporated by reference into PartIII of this Annual Report onForm10-Kor included by amendment to this report within 120days after the end of the fiscal year to which this report relates. Table of Contents MAGNACHIP SEMICONDUCTOR CORPORATION AND SUBSIDIARIESFORM10-KFOR THE YEAR ENDED DECEMBER31, 2024TABLE OF CONTENTS PagePARTIItem1.Business2Item1A.Risk Factors19Item1B.Unresolved Staff Comments38Item 1C.Cybersecurity38Item 2.Properties40Item 3.Legal Proceedings40Item 4.Mine Safety Disclosures40PARTIIItem 5.Market for Registrant’s Common Equity, Related Stockholder Matters and Issuer Purchases of Equity Securities41Item 6.[Reserved]42Item 7.Management’s Discussion and Analysis of Financial Condition and Results of Operations42Item7A.[Reserved]62Item 8.Financial Statements and Supplementary Data63Item 9.Changes in and Disagreements with Accountants on Accounting and Financial Disclosure104Item9A.Controls and Procedures104Item9B.Other Information105Item9C.Disclosure Regarding Foreign Jurisdictions that Prevent Inspections105PARTIIIItem10.Directors, Executive Officers and Corporate Governance106Item 11.Executive Compensation106Item 12.Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters106Item 13.Certain Relationships and Related Transactions, and Director Independence106Item 14.Principal Accounting Fees and Services106PARTIVItem15.Exhibits and Financial Statement Schedules107Item16.10-KSummary112SIGNATURES113 Table of Contents PART I INDUSTRY AND MARKET DATA We have made statements in this Annual Report on Form10-Kfor the year ended December31, 2024 (this “Report”) regarding our industry andour position in the industry based on our experience in the industry and our own views of market conditions, but we have not independently verifiedthose statements. We do not have any obligation to announce or otherwise make publicly available updates or revisions to forecasts contained in thesedocuments. Statements made in this Report, unless the context otherwise requires, include the use of the terms “us,” “we,” “our,” the “Company” and“Magnachip” to refer to Magnachip Semiconductor Corporation and its consolidated subsidiaries. The term “Korea” refers to the Republic of Korea orSouth Korea. On September1, 2020, we completed the sale of our Foundry Services Group business and our fabrication facility located in Cheongju,Korea to SK keyfoundry Inc. Unless otherwise noted herein, historical operational metrics presented herein do not include those of the Foundry ServicesGroup. SPECIAL NOTE REGARDING FORWARD-LOOKING STATEMENTS We have made certain “forward-looking” statements in this Report within the meaning of Section21E of the Securities Exchange Act of 1934, asamended (the “Exchange Act”), and Section27A of the Securities Act of 1933, as amended