Tech's All-Time High, Open AI's $500B Valuation, Tesla's Record Deliveries, Govt. Shutdown Day 2 10/2/25

On day two of the government shutdown, Carl Quintanilla, Courtney Reagan and Michael Santoli explored the S&P 500 and Nasdaq hitting new record highs. The tech sector surged to new all-time highs sparked by the AI trade -- in reaction to OpenAI's valuation jumping to $500 billion. Tesla shares in volatile trading after the EV maker posted record deliveries for the third quarter, while rival Rivian lowered its annual deliveries forecast. Also in focus: Government shutdown developments including the delay of jobless claims data — and what Treasury Secretary Scott Bessent told CNBC about the potential impact of the shutdown on GDP, Berkshire Hathaway agrees to acquire Occidental Petroleum's chemicals unit for $9.7 billion in cash. Squawk on the Street Disclaimer