Big four banks sting home owners with rate rise
CBA, Westpac, ANZ, and NAB raised home loan rates by 25 basis points following the Reserve Bank's increase to 4.6%. CBA and Westpac will also boost deposit rates, while ANZ, NAB, and CBA are reviewing saver rates. Offset account balances remain high, and overdue repayments are low, but analysts warn of potential further rate hikes and economic stress.
How this was made
The 30-second read
Why it matters
The rate pass‑through is a fresh corporate action that may compress loan growth and affect earnings, though high offset balances could mitigate borrower strain.
Market read
Direct impact on Australian banking stocks; potential sector‑wide pressure.
What to watch
Potential offset account balances may cushion borrower stress, limiting negative impact.
Background
The Reserve Bank of Australia raised the cash rate to 4.6%, prompting the country's four largest banks to pass the increase to mortgage borrowers.
Ticker impact
Commonwealth Bank announced a 25‑basis‑point home‑loan rate increase effective Oct 9.
likely pressure as market prices in the rate hike impact on earnings.
Rate increase is a fresh corporate action affecting core revenue and margin outlook.
Westpac confirmed it will pass the Reserve Bank’s 0.25% rate rise to home‑loan customers.
likely pressure from reduced loan demand.
Direct pass‑through of policy rate is new information affecting earnings.
National Australia Bank will raise home‑loan rates by 25 basis points from Oct 9.
likely pressure as earnings outlook adjusts.
Fresh corporate action affecting core business.
Market effects
Australian banking sector may see broader pressure as rate hikes affect loan demand and margins.
Australian equity market could face slight downside across major banks.
Limited; primarily impacts Australian financials.
Counterpoint
Higher rates could improve net interest margins if loan pricing outpaces deposit costs.
Key entities
- companyCommonwealth Bank
Australia's largest bank, raising home‑loan rates by 25 bps.
- companyWestpac
Major Australian bank, also passing the rate rise to borrowers.
- companyANZ
Australian bank implementing the rate increase.
- companyNational Australia Bank
Bank raising mortgage rates in line with the RBA move.
- companyMacquarie Bank
Fifth‑largest lender, fully passing the rate hike.




