BUZZ-US stocks weekly: Deep impact

** S&P 500 .SPX breaks two-week winning streak, finishes down 1% in rocky trading as China's AI push weighs amid bevy of corporate reports, tariff talk .N

** Dow .DJI ticks up ~0.3%, while Nasdaq Composite .IXIC loses 1.6%

** Week starts out with DeepSeek deep-sixing U.S. stock futures, but SPX finds support, regroups a bit off its low, but still ends week down about 1.3% from its record close

** This, with the U.S. 10-Year Treasury yield US10YT=RR on the back foot, back down to around 4.55%

** In any event, out of the gate this year, dividends proving noble, while banks brighten, tech tarnished

** Majority of sectors get hit; Tech and Energy crater most, while Communication Services most resilient

** Tech .SPLRCT dives 4.6%. Nvidia NVDA.O, AI-linked stocks tumble after Chinese startup DeepSeek rolls out discount model

Intel INTC.O down on Fri despite results that top estimates, as challenges persist with investors waiting for a new CEO

Semiconductor index .SOX sags 6% on week

Microsoft MSFT.O drops after disappointing cloud growth forecast, while some analysts view outlook a 'short-term blip'

On the bright side, Apple AAPL.O rises at first on Fri after positive sales outlook signals iPhone recovery, Wall Street hikes PTs, but ends session in the red. Still, AAPL scores 6% weekly gain

IBM IBM.N surges as software strength, boosted by AI-related spending, drives Q4 profit beat

** Energy .SPNY slides 3.8%. Chevron CVX.N falls after Q4 earnings miss on weak refining results, Exxon Mobil XOM.N posts profit beat on higher production, but group declines as oil prices dip O/R

** Utilities .SPLRCU power down by 2.1%. Power cos slump as AI-related stocks slide. Constellation Energy CEG.O and Vistra VST.N shed 14% and 12%, respectively

** Industrials .SPLRCI lose 1.9%. UPS UPS.N skids 14% as plans to slash millions of Amazon.com AMZN.O deliveries dent 2025 rev forecast

** Real Estate .SPLRCR edges down 0.3%. Data center shares extend DeepSeek-triggered losses. Digital Realty DLR.N and Iron Mountain IRM.N both retreat ~9%

** Consumer Discretionary .SPLRCD up 0.8%. Tesla TSLA.O shares rise on Musk vow to launch cheaper EVs, autonomous ride-hailing service

Starbucks SBUX.O percolates as better-than-expected results point to turnaround taking root

** Consumer Staples .SPLRCS rise 1.9%. Though Walgreens WBA.O tumbles after suspending dividend amid restructuring efforts

** Communication Services .SPLRCL jumps 2.7%. Facebook parent Meta META.O notches 6% weekly gain after Q4 rev beat, AI payoff signs

** Meanwhile, individual investor bears bounce back, and when it comes to AI, could bets on picks and shovels be a mistake?

** SPX performance YTD:

terence.gabriel@tr.com))