Dow Jones Ends at Record High While AILed Rally Cools SP 500 and Nasdaq Stay Flat Warren Buffetts Tiny Purchase in March May Have Been Revealed in Berkshire Filing Vertiv Expands Power Protection Portfolio with Launch of Vertiv PowerUPS 100 Standby Series in North America Bandus Weekly Stock Contest Guessing the Top Performer for May 24 2026 SK Hynix Surpasses 1 Trillion Market Cap on AIDriven Demand Surge Alberta Separation Referendum Sparks Economic Uncertainty Carney Highlights Provinces Essential Role SK Hynix and Micron Surpass 1 Trillion Valuation Amid AIFueled Market Rally