Suncorp bucked the trend with a 3.8 per cent lift as its $1 billion post-tax net profit came in at the upper end of forecasts. Raw materials stocks dipped 0.2 per cent, as mega-cap miners BHP, Rio Tinto and Fortescue traded lower when copper and iron ore futures stalled. Communications, real estate and consumer cyclical stocks were the worst performers, with each segment down 1.1 per cent or more. In company news, Seek shares tumbled almost 15 per cent after a lift in full-year profit was impacted by a $201 million write-down due to the Seek Growth Fund. Premier Investments traded more than seven per cent lower after it downgraded earnings guidance amid difficult trading conditions and a weak retail economic outlook for the UK.