Qualcomm closes up 7.44% at its highest since July on an optical AI interconnect demo

SentiSense · Published Sep 21, 2026, 12:53 PM ET · Updated Sep 22, 2026, 8:05 AM ET

Qualcomm closed up 7.44% at $190.94 on September 21, 2026, its highest close since July, after a die-to-die optical interconnect demo with Lumentum an...