Commonwealth Bank of Australia reported its best full-year cash earnings of A$10.25 billion ($6.69 billion) and a record dividend payout on Wednesday, but investors dumped shares in the bank considered one of the most expensive in the world.

The high price of CBA shares has caused ongoing debate in the market, and investors headed for the exits after the release of its results on Wednesday.

Higher lending has powered Australian banking major Commonwealth Bank to a $10.25bn full year cash profit, falling just short of analyst expectations.