Form Submission for Executive/Major Shareholder Holdings (No Content)


  • This is a routine regulatory filing of a blank form; no actual changes in ownership reported.
  • All tables are empty, indicating no variations in the number or proportion of specific securities.
  • No material information affecting stock price or corporate value.
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KOSDAQ Filing Information


  • Filing: Report on Ownership of Specific Securities by Executives and Major Shareholders
  • Company: OptiCore (380540)
  • Submission: Kim Do-hoon
  • Receipt: 05-13-2026