LX Semicon Q1 2026: Revenue Decline, R&D Spending Increase


  • Consolidated revenue: KRW 388.8 billion (estimated decline YoY; FY2025: KRW 1,639.1 billion), operating profit: KRW 20.6 billion (OPM 5.3%), net income: KRW 11.2 billion
  • R&D expenses: KRW 54.9 billion (14.1% of sales), up from 13.9% in FY2025
  • DDI sales share: 87.58% (down from 90.17% in prior year same period), export share: 99.61%
  • Debt-free management maintained, debt ratio 34.82%, ample liquidity (cash & equivalents KRW 261.8 billion, short-term financial instruments KRW 280.5 billion)
  • Heat dissipation substrate business: annual capacity 250,000 sheets, mass production started April 2025, market CAGR ~6% expected
  • Joint venture Advanced Power Device Technology in liquidation process
  • Equity method investment loss of KRW 5.65 billion (mainly from Telechips)
  • Maintained top 3 global DDI market position; pursuing new businesses such as OLED and automotive MCU

KOSPI Filing Information


  • Filing: Quarterly Report (2026.03)
  • Company: LX Semicon (108320)
  • Submission: LX Semicon Co., Ltd.
  • Receipt: 05-15-2026