South32 (ASX:S32) is about 3.6 per cent higher with the mining giants, BHP (ASX:BHP), Fortescue (ASX:FMG) and Rio (ASX:RIO) also gaining. Holding back gains, falls in financials and banks as investors await the outcome of the banking Royal Commission. Premier Investments (ASX:PMV), one of today's biggest shiners after reporting a rise in profits. We are also seeing falls in some health care companies like Primary Health Care (ASX:PRY) after it went ex-dividend Company news Rio Tinto (ASX:RIO) shares are at a five day high, moving back up towards its 50 day moving average. Today it informed shareholders one of its non-executive directors, Ann Godbehere is being potentially added to the board of Royal Dutch Shell. If approved, she will step up to board of the British–Dutch multinational at its AGM in May (23 May 2018).