US stocks turned higher on Monday as Wall Street kept up a record-setting streak on the back of Big Tech megacaps. The Dow Jones Industrial Average (^DJI) nudged up 0.1%, while the S&P 500 (^GSPC) rose about 0.4%. The tech-heavy Nasdaq Composite (^IXIC) led the way, rising 0.6% on the heels of a strong week for stocks as investors welcomed the Fed’s return to easing. Nvidia (NVDA) stock surged, back near an all-time high, as the company announced it would invest up to $100 billion in OpenAI in the comin ...