US stocks opened lower on Thursday, weighed down by a 1 per cent drop in Apple shares, a day after the company unveiled the new iPhone 7.
The Dow Jones industrial average was down 54.59 points, or 0.29 per cent, at 18,471.55, the S&P 500 was down 4.9 points, or 0.22 per cent, at 2,181.26 and the Nasdaq composite was down 15.79 points, or 0.3 per cent, at 5,268.14.