AI stocks on Wall Street lifted by Anthropic filing

US stocks closed higher on Monday, with the S&P 500 and Nasdaq coming off consecutive weekly declines, as Anthropic's IPO filing helped boost sentiment in AI-related stocks in a week filled with a host of market catalysts. Anthropic disclosed steep losses and red-hot revenue growth in its filing for a US initial public offering, laying out its ambition to build AI systems capable of reshaping the global economy despite the high costs of developing the technology. The AI lab is pushing ahead with its listing plans even as a once-lively autumn IPO calendar has slowed, with recent market volatility prompting companies to delay offerings. Anthropic's filing comes as investors increasingly dissect the potential pay-off from massive AI spending and at the start of an eventful week. On tap are the Federal Reserve's policy statement on Wednesday, readings on US economic growth and inflation on Thursday and a slew of corporate earnings reports throughout the week. More than a third of S&P 500 companies are scheduled to report earnings this week, including hyper-scalers Alphabet, Microsoft and Amazon, whose results will be parsed for signs of whether the hefty AI investments are translating into growth. "Today's all about the Anthropic release, so we're back on a little...