Asian semiconductor stocks jumped, as Anthropic PBC’s initial public offering filing helped renew investor enthusiasm for the artificial intelligence trade. Shares of Samsung Electronics Co. and SK Hynix Inc. climbed more than 5% each in early trading, pushing South Korea’s equity benchmark Kospi up as much as 4.5%. Japan’s Nikkei 225 Stock Average rose as much as 2.4%, with chip-related Advantest Corp. and Sumco Corp. up more than 5% each.