US stocks weekly: Brand new highs

S&P 500 .SPX ascends second straight week, adds 1.6% on revived artificial intelligence optimism, expected interest-rate cuts .N

Dow .DJI gains 1%, Nasdaq Composite .IXIC lifts 2%

All three major indexes hit fresh peaks; Nasdaq notches a record closing high in every session

U.S. 10-Year Treasury yield US10YT=RR briefly dips below 4% after inflation, jobs data reinforced views on Fed easing, then finishes around 4.07% for fourth consecutive week of drops US/

Nearly every sector climbs: Technology and Utilities elevate most, while just Consumer Staples dips slightly

Tech .SPLRCT rallies 3.1%. Oracle ORCL.N soars to record high on AI cloud gains, and lifts chipmakers. ORCL jumps nearly 26%

Semiconductor index .SOX leaps ~4%, scores all-time high

On the flip side, chip design software provider Synopsys SNPS.O slumps 29% after fiscal Q3 rev results disappoint

Apple AAPL.O slips after co largely maintains prices for new iPhones, other devices

Utilities .SPLRCU surge 2.4%. Data center power suppliers including Vistra VST.N and Constellation Energy CEG.O rise on Oracle boost

Communication Services .SPLRCL up 0.8%. Warner Bros Discovery WBD.O rockets 56% on the week, Paramount Skydance PSKY.O vaults after reports co is preparing a bid to buy WBD

Conversely, Fox, FOXA.O, News Corp NWSA.O shares decline after Murdoch family's succession deal.

Healthcare .SPXHC ticks up 0.1%. Vaccine makers Moderna MRNA.O and Pfizer PFE.N slide on Fri after report Trump officials to link child deaths to COVID shots

Meanwhile, Fintech Klarna KLAR.N pops after IPO prices above range in busiest week in over four years for new listings

SPX performance YTD: