SKHY ▲ +0.6% - SK hynix Inc. $SKHY SK Hynix: Nothing decided on building chip plant in Japan. SK Hynix shares rose 0.6% as the company stated that no final decision has been made regarding construction of a chip manufacturing plant in Japan, leaving investors uncertain about a major capital commitment that could affect future earnings and cash flow. 18-SEP-2026 05:19 AM ET