SK Hynix is trading at $187.23, up 3.30%, in live trading on September 29, 2026, as memory-chip stocks strengthen. - Server DRAM prices are sharply higher, with expectations of tighter supply as HBM production absorbs DRAM capacity. - The sector backdrop supports the industry. A company-specific report was mixed: DS Investment & Securities cut its target and third-quarter estimates, while citing expected HBM4 growth and rising memory prices ahead.