SK Hynix is trading at KRW 1,252,000, down -3.25%, as traders booked profits.

  • Seoul Economic Daily's report quoted shares down 1.55% earlier in trading.
  • SK Hynix completed its â‚©40 trillion buyback on October 21, ahead of schedule; all repurchased shares are set to be retired.
  • The broader memory-chip sector trend was positive, supported by reports of planned China-factory upgrades to meet AI demand, so it does not explain the decline.