Stock market today: Dow, S&P 500, Nasdaq gain as Anthropic IPO buzz reignites AI trade ahead of busy tech earnings week

US stocks rose on Monday as investors parsed Anthropic's public IPO filing and braced for a full earnings docket and the Federal Reserve's next policy decision this week.The Dow Jones Industrial Average (^DJI) rose nearly 0.3% while the S&P 500 (^GSPC) added 0.7%. The Nasdaq Composite (^IXIC) climbed roughly 0.8% after the S&P 500 and Nasdaq Composite posted their second straight week of losses.Chip stocks, including Nvidia (NVDA), Broadcom (AVGO), and Micron (MU), jumped after AI giant Anthropic publicly submitted its S-1 investment prospectus with the Securities and Exchange Commission in a highly anticipated filing on Monday. The filing disclosed that Anthropic earned over $16 billion in revenue in the first half of the year, along with a slew of risk factors.Follow along live updates from Anthropic's IPO filing >AI stocks rebounded following last week's sell-off. Alphabet (GOOG, GOOGL) and Microsoft (MSFT) report earnings on Wednesday as investors weigh growing AI spending and backlogs.Meanwhile, oil prices remained elevated, with Brent crude futures (BZ=F) hovering at $112 per barrel after the global benchmark hit its highest level since April amid escalating tensions in the Middle East.The key event this week will be the Federal Reserve's policy meeting, where Fed officials are expected to hold rates steady. However, after hotter-than-expected inflation data, many experts expect Fed Chairman Kevin Warsh to tilt toward a "hawkish pause." Several other global central banks, including the European Central Bank, the Bank of Canada, and the Bank of Japan, will also hold policy-setting meetings this week.