SKHX is trading at $17.23, up 2.80% versus the September 30 close, with memory-chip shares stronger after Micron reported record quarterly results and indicated tight supply. - SKHX closed at $16.76 on September 30, after falling 2.90% that session. - South Korean market coverage linked SK Hynix’s October 1 rebound to Micron’s results. - SKHX seeks 2x the daily performance of SK Hynix; no direct SKHX announcement or company-specific catalyst was confirmed.