• The Dow Jones Industrial Average rose 39.6 points, or 0.16 percent, to 25,502.18, the S&P 500 gained 10.05 points, or 0.35 percent, to 2,850.4 and the Nasdaq Composite added 47.66 points, or 0.61 percent, to 7,859.68.

The three major U.S. stock indexes closed higher on Monday as investors applauded a strong U.S. earnings season with results from Berkshire Hathaway impressing and Facebook lifting Nasdaq after a report it was planning new services.

• Asian stocks were narrowly mixed early on Tuesday after markets in the region pared early gains in the last session amid U.S.-China trade jitters after Beijing threatened retaliation last week.

Japanese shares edged higher, with the benchmark Nikkei 225 adding 0.28 percent as the telecommunications sector gained 1.51 percent to lead gains in the morning. The broader Topix traded up 0.14 percent.

South Korea's Kospi, meanwhile, drifted higher by 0.05 percent in early trade. Technology recorded moderate gains, with Samsung Electronics higher by 0.66 percent, while retailers and cosmetics stocks came under slight pressure.

Reference: Reuters, CNBC