Asian Stocks Rally on AI-Led Gains; US Futures Rise

Asian stocks mostly rose Tuesday following an AI-led rally on Wall Street, with U.S. futures edging higher and oil prices extending losses. South Korea's Kospi jumped over 4%, while Tokyo's Nikkei 225 added 2.2%. Chipmaker SK Hynix surged 7% and Samsung Electronics gained 4.8%, while Advantest jumped over 10% and SoftBank Group climbed 7%. Hong Kong's Hang Seng slipped 0.2%, and the Shanghai Composite edged 0.1% lower. On Monday, the S&P 500 rose 0.7%, led by Nvidia's 2.4% gain. Traders await major earnings from Alphabet, Microsoft, and Amazon this week, plus a Federal Reserve meeting expected to hold rates steady. Brazilian stocks fell sharply after President Lula won reelection, and the 10-year Treasury yield eased to 4.98%.