The tech-heavy index was up 0.33 percent at 7,914.22, a quarter of a percent away from hitting an all-time high.
With the second-quarter US earnings season mostly over, investors are turning their attention from solid economic growth and corporate profits to other risks, said Michael Arone, chief investment strategist at State Street Global Advisors in Boston.
At 9:50 a.m. EDT the Dow Jones Industrial Average was down 14.63 points, or 0.06 percent, at 25,569.12, the S&P 500 was unchanged at 2,857.70 and the Nasdaq Composite was up 11.39 points, or 0.14 percent, at 7,899.72.
Aug 10 (Reuters) - The Dow Jones Industrial Average fell more than 200 points on Friday amid a widespread selloff in global stocks as the Turkish lira tumbled due to concerns over the country's economy and a deepening rift with the United States.
The Russell 2000 index of smaller-company stocks fell 4.08 points, or 0.2 per cent, to 1,686.80. Occidental Petroleum OXY.N fell 4.2 percent after it maintained a tepid production forecast for the year.
Kawhi Leonard pens letter thanking Spurs, Gregg Popovich
Spurs guard Derrick White knows that he'll be in line for a bigger role next season, and he's eager to take on the challenge. He was a first-team All-NBA player in 2016 and 2017, and is likely one of the five best players in the league when healthy.
The S&P 500 is up 13.23 points, or 0.5 per cent.
Meanwhile, concerns over escalating trade conflict between the US and China weighed on the trade-sensitive S&P 500 Industrials Index, which ended up losing 0.57% on the day.
The S&P 500 is up 159.67 points, or 6 per cent.
Brent crude futures fell 8 cents to $72.20 a barrel and USA crude futures were down 2 cents at $66.92 a barrel.
Declining issues outnumbered advancers for a 1.63-to-1 ratio on the NYSE and for a 1.06-to-1 ratio on the Nasdaq.