Why fund managers are watching Westpac's institutional lending trade-off

Westpac's push into institutional lending is driving strong growth, but at the cost of margin compression that has fund managers debating the bank's strategy.

30 Jun 2026 · 6 min read

Major bank Westpac Banking Corp delivered a surprise first-half update in April 2026 that highlighted negative impacts from the Iran conflict, with Pendal Group's Newsletter detailing a bad debt charge of 10 basis points for the half, worse than consensus forecasts of 7 basis points and a reversal of the bad debt beats seen in recent years, sending the stock down 7.1%.

Project Unite and an institutional lending push test the margin outlook

Pendal Group's March 2026 Newsletter detailed Project Unite, a multi-year platform consolidation program still in its early stages with around three years to run, noting cost benefits won't emerge until systems are decommissioned in the second half of FY28, and even then the project alone won't deliver enough cost benefit to reach Westpac's return ambitions, instead acting as an enabler for further cost initiatives. Pendal's May 2026 report flagged a specific strategic tension in the bank's institutional lending push: 23% annualised loan growth in that division came alongside a 17 basis point fall in margin, with Westpac viewing institutional lending as low risk given its focus on existing, highly-rated customers, even though similar growth strategies have met mixed success historically at CBA and ANZ.

It is baffling that at a time of unprecedented competition, technology disruption and economic uncertainty the big four banks are trading at near record multiples of near-term earnings... That the banks are trading at such lofty multiples at a time of imminent potential disruption speaks to the weight of capital flowing passively into the market.

— Auscap Asset Management, Quarterly Report, March 2026

Sage Capital's December 2025 Monthly Report offered a structural explanation for the elevated bank valuations broadly, noting stocks like Westpac trade around three standard deviations above their long-term average price-earnings multiples despite earning more than forecast a decade ago, a dynamic largely driven by structural fund flows as industry super funds bring investment teams in-house and buy broadly across large index constituents. Sage ran short positions in Westpac through parts of the period, profiting in March 2026 as major banks pulled back from recent highs, though the position detracted in February when the broader yield sector bounced on better-than-expected earnings results.

What managers are watching next

Pendal Group's June 2026 Newsletter detailed a retail division strategy update focused on a simplified product offering, improved digital capability and better customer intelligence via AI, alongside early data showing mortgage applications down 23% from the December peak following budget reforms, though management said this remained in line with its forecast for around 5% housing credit growth. With Perennial Partners' May 2026 report describing weak revenue growth, good cost control and sound credit quality as the general pattern across the half, and dividends held flat, the trade-off between institutional loan growth and margin compression remains the central tension managers are watching for Westpac specifically.