NAB First-Half Profit Misses Estimates as Iran Conflict and Software Costs Bite

Key facts

• Net profit for six months to March: A$2.75 billion, down 19% year-on-year.
• Analyst consensus was A$2.95 billion; cash profit of A$2.6 billion missed Bloomberg's A$3 billion forecast.
• Software amortization charge of A$1.35 billion and credit impairments of A$706 million (up A$358 million) weighed on earnings.
• NAB aims to raise A$1.8 billion via a discounted dividend reinvestment plan to build capital buffers.
• Interim dividend held at A$0.85 per share; first-half revenue rose 8.7% to A$11.16 billion.
• Net interest margin improved 11 basis points to 1.81%; business and private banking profit rose to A$1.85 billion.
• More than half of credit impairment increase tied to sectors vulnerable to fuel supply constraints from the Iran conflict.
• NAB named Roy Morgan Major Bank of the Year for Customer Satisfaction 2025.

A Profit Squeeze from Two Directions

a steep decline in first-half net profit, undershooting analyst expectations as a massive software amortization charge and swelling credit provisions offset robust lending growth. The country's third-largest lender by market capitalization posted a net profit of A$2.75 billion (US$1.98 billion) for the six months through March, a 19% drop from the same period a year earlier and well below the A$2.95 billion average forecast compiled by Visible Alpha. The bank's cash earnings, which strip out one-off items, came in at A$2.6 billion, missing the A$3 billion average estimate from a Bloomberg poll of analysts. CEO Andrew Irvine acknowledged the headwinds, noting that changes to the firm's software capitalisation policy—previously flagged last month—reduced cash earnings by A$949 million. Excluding that adjustment, cash earnings were about 2.3% higher than the second half of last year, he said.

Geopolitical Shockwaves Hit the Balance Sheet

NAB's bottom line was further pressured by a A$358 million increase in credit impairments to A$706 million, a move the lender had also telegraphed. The bank explicitly linked the deterioration to the escalating Iran conflict, warning that the Middle East crisis poses a 'significant shock' to the Australian economy. 'The size of the shock is significant but hard to quantify, and is highly dependent on the extent and persistence of the crisis,' NAB said in a statement. More than half of the credit-impairment increase relates to sectors most likely to suffer from fuel supply constraints and higher costs stemming from the conflict. With Australia's central bank raising interest rates to combat inflation fueled by rising energy prices, NAB's increased caution mirrors a broader trend among the country's major banks, which are building larger buffers against potential economic shocks. Westpac and ANZ have also announced higher credit provisions, while Commonwealth a third-quarter trading update next week.

Capital Buffers and Dividend Discipline

In a bid to fortify its balance sheet, NAB is aiming to raise A$1.8 billion through a discounted, partially underwritten dividend reinvestment plan for its interim dividend. The bank held its payout at A$0.85 a share, signaling a cautious approach to shareholder returns amid the uncertain outlook. 'We enter this period in good shape,' Irvine said, adding that actions taken in the first half to bolster the balance sheet will allow the firm to continue to grow and support customers. The capital-raising effort comes as analysts flag NAB's particular exposure to economic headwinds, given its position as Australia's largest business bank. The bank's increased caution is also reflected in its operating expenses, which rose 4.4% to A$5.02 billion, partly due to investment in proprietary lenders and bankers in its personal banking division.

Revenue Growth Amidst the Storm

Despite the profit miss, NAB's first-half revenue rose 8.7% to A$11.16 billion, driven by lending volume growth and an 11 basis-point increase in net interest margin to 1.81%. The bank's business and private banking division posted a profit of A$1.85 billion, benefiting from lower credit impairment charges and robust lending volumes. Net interest margin in that division climbed three basis points to 1.81%. NAB also announced a major refresh of its ATM network, rolling out hundreds of new machines across the country to support Australians who continue to rely on cash for everyday spending and business takings—a move that bucks an industry trend toward digital-only services. Separately, the bank was named Roy Morgan Major Bank of the Year for Customer Satisfaction 2025, an award it attributed to improvements driven by listening to consumers and fixing everyday issues.

Economic Outlook Darkens as Fuel Prices Bite

NAB's Australian Forward View report, released alongside the earnings, painted a somber picture of the domestic economy. Titled 'Strait talk - Growth lower, uncertainty higher,' the report warned that higher fuel prices are weighing on growth and adding fresh pressure to inflation. The bank's economists noted that the Middle East conflict makes forecasting 'extremely uncertain,' with higher oil prices and related disruptions adding sharply to near-term inflation and creating real risks to both inflation and growth. The warning echoes the bank's own cautious stance: as Australia's central bank raises interest rates to tackle the surge in inflation from higher fuel prices, NAB's increased credit provisions and capital-raising plans reflect a belief that the economic environment will remain challenging. The bank's CEO emphasized that the firm is prioritizing growth in business banking, driving deposit growth, and strengthening proprietary home lending to navigate the turbulence.

What Lies Ahead for Australia's Business Lender

With the Iran conflict showing no signs of abating, NAB's exposure to sectors vulnerable to fuel supply constraints will remain under scrutiny. The bank's decision to raise A$1.8 billion in capital through a dividend reinvestment plan suggests management is preparing for a prolonged period of uncertainty. Analysts will be watching closely to see whether the bank's net interest margin can continue to expand in a rising rate environment, and whether credit impairments will climb further. NAB's focus on its core business banking franchise and its investment in proprietary lending may provide some insulation, but the broader economic headwinds—stoked by geopolitical tensions and rising energy prices—are likely to persist. As Irvine put it, the bank enters this period in good shape, but the size of the shock from the Middle East crisis remains hard to quantify. The coming months will test whether NAB's buffers are sufficient to weather the storm.

The bottom line

• NAB's first-half net profit fell 19% to A$2.75 billion, missing analyst estimates due to a A$1.35 billion software amortization charge and higher credit impairments.
• The bank explicitly warned that the Iran conflict poses a significant economic shock, with more than half of credit impairment increases tied to fuel-sensitive sectors.
• NAB is raising A$1.8 billion via a discounted dividend reinvestment plan to build capital buffers, while holding its interim dividend at A$0.85 per share.
• Revenue rose 8.7% to A$11.16 billion, supported by lending volume growth and an 11 basis-point expansion in net interest margin to 1.81%.
• The bank's business and private banking division posted a profit of A$1.85 billion, benefiting from lower credit impairments and robust loan growth.
• NAB's economic outlook warns of lower growth and higher uncertainty due to rising fuel prices and the Middle East conflict, with the central bank raising rates to combat inflation.