[BRIEFING.COM] The S&P 500 (-1.90%) is at lows of the day, down about 105 points.
Elsewhere, S&P 500 constituents Roper (ROP 527.21, -47.06, -8.19%), Otis Worldwide (OTIS 91.79, -6.59, -6.70%), and Wabtec (WAB 158.01, -10.10, -6.01%) pepper the bottom of the standings following earnings.
Meanwhile, CoStar Group (CSGP 78.74, +3.90, +5.21%) is one of today's top performers after Q2 upside results.