AI stocks jump after upbeat Microsoft earnings

U.S. AI stocks jump premarket after Microsoft MSFT.O reports upbeat earnings, forecasts strong growth for cloud business

AI helped both MSFT and Google-parent Alphabet GOOGL.O during earnings, offering investors hope that their bets on the technology would help them ride out the fallout from sweeping U.S. tariffs

Cloud AI infrastructure co CoreWeave CRWV.O up 9.2%, Nvidia NVDA.O rises 4.4%, Advanced Micro Devices AMD.O up 2.8%, Broadcom AVGO.O gains 3.1%

MSFT jumps 9% premarket, GOOGL up 1.2%

As of last close, NVDA down 18.9% YTD, AMD has fallen 19.4% YTD, AVGO down almost 17% YTD vs the Philadelphia SE Semiconductor index's .SOX fall of 15.1%