Seojin System Reports Operating Loss of KRW 32.9 Billion in Q1 2026


  • Consolidated revenue: KRW 280.1 billion, operating loss: KRW 32.9 billion, net loss: KRW 20.4 billion (attributable to parent)
  • Semiconductor equipment segment revenue share increased to 40.3%; ESS equipment share decreased to 28.3%
  • Inventory: KRW 986.7 billion, debt-to-equity ratio: 209%, cash and cash equivalents: KRW 29.3 billion
  • During the quarter, approximately 2.73 million common shares issued from conversion of CB/BW and stock option exercise (dilution)
  • After the reporting period, additional share issuance from conversion, stock options, and a third-party rights offering (4.03 million shares), continuing dilution
  • No share buyback/cancellation or dividend plan
  • Standalone net income: KRW 30.0 billion, but consolidated loss due to subsidiary losses
  • Among major subsidiaries, Texson (semiconductor equipment) profitable; most Vietnam subsidiaries loss-making
  • Significant debt guarantees and collateral provided (joint guarantees for subsidiary borrowings)
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KOSDAQ Filing Information


  • Filing: Quarterly Report (2026.03)
  • Company: Seojin System (178320)
  • Submission: Seojin System Co., Ltd.
  • Receipt: 05-15-2026