Company results have had a lot of influence on Wall Street’s direction this week. In early trade, Northern Star shed 0.2 per cent, Evolution Mining fell 1.9 per cent and Newmont slipped 3.6 per cent. Local tech shares suffered losses echoing a difficult night on Wall Street for tech giants following Microsoft’s 10 per cent tumble. WiseTech fell 1.1 per cent, Xero lost 1.3 per cent and Technology One retreated 1.5 per cent. Southwest Airlines flew 18.7 per cent higher even though its profit fell short of forecasts.