Chip stocks lead losses in Europe as AI selloff spreads

** Shares in European chipmakers fall in early trade as selloff in AI-exposed stocks spreads, dragging the wider STOXX tech index .SX8P 1.7% lower

** STMicroelectronics STMPA.PA, Soitec SOIT.PA, Infineon IFXGn.DE, and semiconductor testing company Technoprobe TPRO.MI are all down around 5%

** Siltronic WAFGn.DE, Aixtron AIXGn.DE, ASM International ASMI.AS, X-FAB XFAB.PA slide between around 3% and 4%

** Chip-equipment heavyweight ASML ASML.AS falls 3.3%, while BE Semiconductor BESI.AS is down 2.7%

** "It's all about the perception of the sustainability of the investments in AI," says Degroof Petercam analyst Michael Roeg

** In Asia, South Korea's KOSPI index slides more than 6% in a fifth straight session of losses, and Tokyo-listed memory-maker Kioxia 285A.T drops 13%

** On Monday, the US Philadelphia semiconductor index .SOX fell 2.7%