Magnachip to Participate in the 15th Annual ROTH London Conference

About this update from Magnachip Semiconductor Corporation

SEOUL, South Korea, June 13, 2025 --( BUSINESS WIRE )--Magnachip Semiconductor Corporation ("Magnachip") (NYSE: MX) today announced management’s participation in the 15 th Annual ROTH London Conference at the Four Seasons Hotel London, Park Lane in London, UK, on Wednesday, June 25 th , and Thursday, June 26 th , 2025. Mr. YJ Kim, Magnachip's Chief Executive Officer, and Ms. Shinyoung Park, Magnachip’s Chief Financial Officer, will be available for one-on-one meetings with institutional investors during the conference. For more information about the conference or to request a one-on-one meeting, please contact a Roth sales representative. About Magnachip Semiconductor Corporation Magnachip is a designer and manufacturer of analog and mixed-signal power semiconductor platform solutions for various applications, including industrial, automotive, communication, consumer and computing. The Company provides a broad range of standard products to customers worldwide. Magnachip, with about 45 years of operating history, owns a portfolio of approximately 1,000 registered patents and pending applications, and has extensive engineering, design and manufacturing process expertise. For more information, please visit www.magnachip.com . Information on or accessible through Magnachip's website is not a part of, and is not incorporated into, this release. View source version on businesswire.com: https://www.businesswire.com/news/home/20250604612624/en/ Contacts Steven C. Pelayo, CFA The Blueshirt Group Tel. +1 (360) 808-5154 [email protected]

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