AI Frenzy Fuels Record Wall St Rally as Shutdown Drags On – Key Market News (Oct 6-7, 2025)
The S&P 500 and Nasdaq closed at record highs Monday, while the Dow edged lower. AMD soared 24% after announcing an AI chip deal with OpenAI, boosting the semiconductor sector. Bitcoin hit a new record above $125,000. AppLovin plunged 14% on news of an SEC probe; Comerica jumped after a takeover deal.