The S&P 500 hovered near the intraday record it set shortly after the opening bell. Price declines in Boeing Co. stock after earnings results weighed on the Dow industrials.
Geopolitical tensions flared up after news that two Ukrainian fighter jets were shot down Wednesday near where Malaysia Airlines Flight MH17 was downed.
The S&P 500 SPX +0.02% was 2 points, or 0.1%, higher at 1,985.52. The Dow Jones Industrial Average DJIA -0.24% dipped 27 points, or 0.2%, to 17,084.04. The Nasdaq Composite COMP +0.20% added 11 points, or 0.2%, to 4,467.89.