Filing of Ownership Report by Executives and Major Shareholders


  • Disclosure: Filed an ownership report by executives and major shareholders, but no specific changes or financial impacts are disclosed.
  • The report is a routine regulatory filing with no material impact on stock price.

KOSDAQ Filing Information


  • Filing: Report on Ownership of Specific Securities by Executives and Major Shareholders
  • Company: Mason Capital (021880)
  • Submission: Jinseong Im
  • Receipt: 05-13-2026