, Aug. 25 -- Asian stock markets were mixed Tuesday, while oil prices remained largely steady as investors watched for major economic developments later this week.

Regional markets moved within a narrow range, while US stock futures were little changed.

Oil prices were also broadly stable after US Treasury Secretary Scott Bessent announced new sanctions against Iran and warned that countries continuing to do business with Tehran could face penalties.

Japan's Nikkei 225 rose 0.4% to 65,811.19, while South Korea's Kospi fell 0.4% to 6,675.88.

Hong Kong's Hang Seng dropped 0.3% to 25,453.19 and the Shanghai Composite edged down 0.1% to 3,878.38. Australia's S&P/ASX 200 gained 0.6% to 9,158.70.

Taiwan's Taiex slipped less than 0.1%, whil...