US stocks were little changed in morning trading on Wednesday, with gains in healthcare and technology stocks helping offset losses in energy shares.
Oil prices fell after hitting a nearly two-and-a-half year high in the previous session, pressuring the S&P energy index, which fell 0.1 per cent.
ConocoPhillips dropped 1.
2 per cent and Chevron fell 0.3 per cent.
Technology shares, including those of Facebook and Nvidia, gained ground on Wednesday. The sector was dragged down on Tuesday by losses in Apple's shares following.