US stock markets open higher as Anthropic files for IPO

US stocks opened higher on Monday after Anthropic announced that it had filed an application with the US market regulator for what could be the world's largest-ever initial public offering. The Dow Jones Industrial Average rose 105.3 points to 52,320.45 at the open, while the S&P 500 gained 16 points to 7,639.7. The Nasdaq Composite advanced 71.5 points to 26,026.865.