ANZ is now the country’s third-biggest mortgage lender, boosted by the completion of the $4.9 billion takeover of Suncorp’s banking arm, and capitalising on anaemic growth at its nearest rival, National Australia Bank.

NAB grew its mortgage book slower than the broader system for an eighth-straight month in June, lending data shows. Its market share of 14.46 per cent is its lowest since September 2021.