Cisco stock rises after Silicon One G300 AI chip launch, with earnings next
Cisco shares rose 0.7% to $87.35 Tuesday after the company unveiled its Silicon One G300 AI networking chip and new router, targeting data-center customers. The G300, built on TSMC’s 3-nanometer process, is set for release in the second half of 2026. Investors await Cisco’s quarterly update later this week. Rival stocks Nvidia and Broadcom slipped during the session.