Why Is Intel (INTC) Stock Up 7.67% Today, Sep 17? SK Hynix U.S. Memory Manufacturing Talks and Chip Rally Extend Gains

Intel shares jumped on reports SK hynix is exploring U.S. memory manufacturing arrangements tied to Intel's Ohio site, supporting the Intel Foundry utilization and customer-validation narrative despite no confirmed deal. Gains were reinforced by a broad semiconductor rebound alongside lower Treasury yields, easing valuation pressure on tech. Near-term focus is on whether discussions progress and whether chip-sector risk appetite persists after the rally.