Equities higher, Anthropic's IPO filing buoys AI stocks

Key points

• US stocks closed higher on Monday after two weeks of declines, with the S&P 500 and Nasdaq lifted by optimism around AI companies. Anthropic disclosed steep losses and rapid revenue growth in its filing for a US initial public offering.
• Semiconductor firms helped drive the gains, while Meta plans to raise up to $US95 billion in equity to fund its AI expansion.
• Investors are watching the Federal Reserve's policy statement on Wednesday and a busy week of earnings reports.