Chip stocks slide after Broadcom boss likens AI investing to 'casino'

CXMT said it had made good progress on new DRAM architecture that would boost chip memory density. CXMT said it had made good progress on new DRAM architecture that would boost chip memory density. Tue 13 Oct 2026 05.48 EDTFirst published on Tue 13 Oct 2026 04.01 EDT Shares in semiconductor companies fell on Tuesday after the boss of Broadcom compared many AI investors to "casino" gamblers, and the Chinese memory chip maker CXMT said it had made good progress on a new chip architecture. Japan's Nikkei fell 1.8% and the Taiwan exchange lost almost 2%, with the country's chip maker TSMC down by a similar amount. Samsung Electronics shares dropped 7.4% on the South Korean exchange, while the memory chip maker SK Hynix was down 10%.