In 2009, NAB acquired the mortgage business of Challenger Financial Services for $385 million, in order to boost its market share in the broker channel. The purchase also included the PLAN, Choice, and FAST mortgage aggregation businesses and approximately 17.5% in Homeloans Ltd. In June that year it paid A$825m ($660m:£401m) for UK insurer Aviva's Australian wealth management businesses, including their "Navigator" platform. NAB beat off competition from AMP for Navigator. In July 2009 NAB acquired an 80% stake in the private wealth management division of Goldman Sachs JBWere, for A$99m.