CMC Markets Stockbroking has been chosen as the preferred vendor to provide trading technology for Westpac Banking Corporation, a move that extends a relationship already spanning more than a decade and brings one of Australia’s largest banks closer to a single brokerage platform.The agreement means Westpac’s retail customers using its Share Trading service, as well as those of St.George Directshares, will gradually move onto CMC’s infrastructure over the next year. CMC expects the integration to increase i ...