Commonwealth Bank logo is seen on a smartphone in front of displayed stock graph in this illustration taken, November 8, 2021. REUTERS/Dado Ruvic/Illustration 

Commonwealth Bank logo is seen on a smartphone in front of displayed Australian dollar banknotes in this illustration taken, November 8, 2021. REUTERS/Dado Ruvic/Illustration 

Office buildings including Commonwealth Bank, IAG and Rabobank logos are seen amidst the easing of the coronavirus disease (COVID-19) restrictions in the Central Business District of Sydney, Australia, June 3, 2020. Picture taken June 3, 2020. REUTERS/Loren Elliott 

An office building with Commonwealth Bank logo is seen amidst the easing of the coronavirus disease (COVID-19) restrictions in the Central Business District of Sydney, Australia, June 3, 2020. Picture taken June 3, 2020. REUTERS/Loren Elliott 

An office building with Commonwealth Bank logo is seen amidst the easing of the coronavirus disease (COVID-19) restrictions in the Central Business District of Sydney, Australia, June 3, 2020. Picture taken June 3, 2020. REUTERS/Loren Elliott 

Office buildings and the Commonwealth Bank logo are seen amidst the easing of the coronavirus disease (COVID-19) restrictions in the Central Business District of Sydney, Australia, June 3, 2020. Picture taken June 3, 2020. REUTERS/Loren Elliott 

Office buildings, Commonwealth Bank and the Sydney Tower Eye at the Westfield Shopping Centre are seen amidst the easing of the coronavirus disease (COVID-19) restrictions in the Central Business District of Sydney, Australia, June 3, 2020. Picture taken June 3, 2020. REUTERS/Loren Elliott 

People use Commonwealth Bank of Australia (CBA) bank ATMs in Sydney, Australia May 3, 2018. REUTERS/Edgar Su 

People use Commonwealth Bank of Australia (CBA) bank ATMs in Sydney, Australia May 3, 2018. REUTERS/Edgar Su 

Commonwealth Bank of Australia's Chairman Catherine Livingstone and CEO Matt Comyn pose for the media in their office in Sydney, Australia May 1, 2018. REUTERS/Edgar Su 

A view of a Commonwealth Bank of Australia branch in Sydney, Australia, April 18, 2018. REUTERS/Edgar Su 

A view of a Commonwealth Bank of Australia branch in Sydney, Australia April 20, 2018. REUTERS/Edgar Su 

A man uses a Commonwealth Bank of Australia ATM in Sydney, Australia, April 19, 2018. REUTERS/Edgar Su 

A view of a Commonwealth Bank of Australia branch in Sydney, Australia, April 18, 2018. REUTERS/Edgar Su 

A view of a Commonwealth Bank of Australia branch in Sydney, Australia, April 18, 2018. REUTERS/Edgar Su 

Customers of Australia's Commonwealth Bank use automatic tellar machines (ATMs) at a branch in the central business district (CBD) of Sydney, Australia, February 13, 2018. REUTERS/David Gray 

A man leaves the Commonwealth Bank of Australia building in central Sydney, Australia, February 7, 2018. REUTERS/Daniel Munoz 

A woman runs in front of the Commonwealth Bank of Australia building in central Sydney, Australia, February 7, 2018. REUTERS/Daniel Munoz 

Office workers walk in front of the Commonwealth Bank of Australia building in central Sydney, Australia, February 7, 2018. REUTERS/Daniel Munoz 

A man uses his mobile phone as he leaves the Commonwealth Bank of Australia building in central Sydney, Australia, February 7, 2018. REUTERS/Daniel Munoz 

A man walks past a branch of the Commonwealth Bank of Australia in central Sydney, Australia, February 7, 2018. REUTERS/Daniel Munoz 

A man walks past a branch of the Commonwealth Bank of Australia in central Sydney, Australia, February 7, 2018. REUTERS/Daniel Munoz 

A man uses his mobile phone as he leaves the Commonwealth Bank of Australia building in central Sydney, Australia, February 7, 2018. REUTERS/Daniel Munoz 

A man walks past a branch of the Commonwealth Bank of Australia in central Sydney, Australia, February 7, 2018. REUTERS/Daniel Munoz 

A woman walks past a Commonwealth Bank of Australia logo and ATM in Sydney, Australia, February 7, 2018. REUTERS/Daniel Munoz 

A man walks past a branch of Commonwealth Bank of Australia in Sydney, Australia, February 7, 2018. REUTERS/Daniel Munoz 

A man reacts as he stands outside a branch of the Commonwealth Bank of Australia (CBA), Australia's biggest bank by market value, in central Sydney, Australia, November 8, 2017. REUTERS/Steven Saphore 

Pedestrians stand outside a branch of the Commonwealth Bank of Australia (CBA), Australia's biggest bank by market value, in central Sydney, Australia, November 8, 2017. REUTERS/Steven Saphore 

Pedestrians are reflected in the window of a branch of the Commonwealth Bank of Australia (CBA), Australia's biggest bank by market value, in Sydney, Australia, November 8, 2017. REUTERS/Steven Saphore 

A pedestrian is reflected in the window of a branch of the Commonwealth Bank of Australia (CBA), Australia's biggest bank by market value, in Sydney, Australia, November 8, 2017. REUTERS/Steven Saphore 

Pedestrians are reflected in the window of a branch of the Commonwealth Bank of Australia (CBA), Australia's biggest bank by market value, in Sydney, Australia, November 8, 2017. REUTERS/Steven Saphore 

Customers use an automatic tellar machine (ATM) at a local branch of the Commonwealth Bank of Australia in Perth, Australia, November 18, 2015. Picture taken November 18, 2015. REUTERS/David Gray 

The logo for the Commonwealth Bank of Australia adorns their head office in central Sydney, Australia, October 12, 2017. REUTERS/David Gray 

A mobile payment device associated with Australia's Commonwealth Bank is used at a business in Sydney, Australia, September 6, 2017. REUTERS/Steven Saphore 

A man banks at a Commonwealth Bank automatic teller machine in Sydney, Australia, August 28, 2017. REUTERS/Jason Reed 

A pedestrian walks near automatic teller machines (ATMs) located outside a Commonwealth Bank branch in Sydney, Australia, August 4, 2017. Picture taken August 4, 2017. REUTERS/David Gray 

A pedestrian walks past a logo for the Commonwealth Bank located outside a branch in Sydney, Australia, May 8, 2017. Picture taken May 8, 2017. REUTERS/David Gray 

Pedestrians walk past a branch of the Commonwealth Bank in Sydney, Australia, August 15, 2017. REUTERS/Jason Reed 

Graphique expliquant le fonctionnement des “machines de dépôts intelligentes” de la Commonwealth Bank of Australia et comment elles ont été utilisées par des réseaux criminels pour blanchir de l’argent 

Commonwealth Bank (CBA) CEO Ian Narev speaks at a news conference announcing the bank's full year results in in Sydney, Australia, August 9, 2017. REUTERS/Jason Reed 

Commonwealth Bank (CBA) CEO Ian Narev speaks at a news conference announcing the bank's full year results in in Sydney, Australia, August 9, 2017. REUTERS/Jason Reed 

Commonwealth Bank (CBA) CFO Rob Jesudason (L) watches on as CEO Ian Narev speaks at a news conference announcing the bank's full year results in Sydney, Australia, August 9, 2017. REUTERS/Jason Reed 

Commonwealth Bank (CBA) CEO Ian Narev speaks at a news conference announcing the bank's full year results in in Sydney, Australia, August 9, 2017. REUTERS/Jason Reed 

Commonwealth Bank (CBA) CEO Ian Narev speaks at a news conference announcing the bank's full year results in in Sydney, Australia, August 9, 2017. REUTERS/Jason Reed 

Commonwealth Bank (CBA) CEO Ian Narev appears at a news conference announcing the bank's full year results in in Sydney, Australia, August 9, 2017. REUTERS/Jason Reed 

Commonwealth Bank (CBA) CEO Ian Narev (R) and CFO Rob Jesudason prepare to address a news conference announcing the bank's full year results in Sydney, Australia, August 9, 2017. REUTERS/Jason Reed 

Commonwealth Bank (CBA) CEO Ian Narev speaks at a press conference announcing the bank's full year results in in Sydney, Australia, August 9, 2017. REUTERS/Jason Reed 

The Commonwealth Bank (CBA) corporate logo is pictured outside the bank's headquarters in Sydney, Australia, August 9, 2017. REUTERS/Jason Reed 

Commonwealth Bank (CBA) CEO Ian Narev speaks at a news conference announcing the bank's full year results in in Sydney, Australia, August 9, 2017. REUTERS/Jason Reed 

Commonwealth Bank (CBA) CEO Ian Narev arrives at a news conference announcing the bank's full year results in in Sydney, Australia, August 9, 2017. REUTERS/Jason Reed 

Commonwealth Bank (CBA) CEO Ian Narev walks from a news conference announcing the bank's full year results in in Sydney, Australia, August 9, 2017. REUTERS/Jason Reed 

Pedestrians are reflected in a Commonwealth Bank of Australia logo which adorns the wall of a branch in Sydney, Australia, August 7, 2017. REUTERS/David Gray 

Customers of the Commonwealth Bank, Australia's No.1 lender, use Automatic Teller Machines (ATMs) outside a branch located in central Sydney, Australia August 4, 2017. REUTERS/David Gray 

A pedestrian takes photographs using his phone as he stands in front of a Commonwealth Bank of Australia logo displayed outside a branch in central Sydney, Australia, June 16, 2017. Picture taken June 16, 2017. REUTERS/Steven Saphore 

A Commonwealth Bank of Australia logo adorns the wall of a branch in Sydney, Australia, May 8, 2017. Picture taken May 8, 2017. REUTERS/David Gray 

The Commonwealth Bank (CBA) logo is pictured at the Australian bank's headquarters in Sydney, Australia, February 15, 2017. REUTERS/Jason Reed 

Commonwealth Bank (CBA) Chief Executive Office Ian Narev speaks on the Australian bank's interim results at the Commonwealth Bank headquarters in Sydney, Australia, February 15, 2017. REUTERS/Jason Reed 

Commonwealth Bank (CBA) Chief Executive Office Ian Narev (R) and Chief Financial Officer David Craig attend the Australian bank's interim results at the Commonwealth Bank headquarters in Sydney, Australia, February 15, 2017. REUTERS/Jason Reed 

Commonwealth Bank (CBA) Chief Executive Office Ian Narev speaks on the Australian bank's interim results at the Commonwealth Bank headquarters in Sydney, Australia, February 15, 2017. REUTERS/Jason Reed 

The logo of Australia's Commonwealth Bank adorns an automatic teller machine (ATM) in central Sydney, Australia, October 18, 2016. REUTERS/David Gray