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ASX set to slip as oil surge revives inflation fears and Wall Street falls

ASX set to slip as oil surge revives inflation fears and Wall Street falls
Markets · 2026
Photo · Marcus Devlin for Daily Digest Invest
By Marcus Devlin Equities Correspondent Jul 30, 2026 4 min read

Australian stocks are expected to open lower on Wednesday, following a decline on Wall Street overnight as a sharp rise in oil prices revived fears that inflation may stay stubbornly high. The move has put pressure on central banks, including the Federal Reserve, to keep interest rates elevated for longer than many had hoped.

Traders are now turning their attention to domestic data releases due later today, including building approvals and trade price figures, which could provide fresh clues on the health of the Australian economy and the outlook for the Reserve Bank of Australia's next policy move.

Oil surge rattles markets

The latest leg higher in crude oil prices has been a key driver of the risk-off mood across global markets. Higher energy costs feed directly into inflation, raising the cost of transport, manufacturing and heating. That makes it harder for central banks to cut interest rates, even as economic growth slows.

In the US, the Federal Reserve has been walking a tightrope between taming inflation and avoiding a recession. The recent oil spike has added to the uncertainty, with traders now parsing every word from Fed officials for hints about the path of rates. The Fed's rate stance remains a key focus for global investors.

Wall Street's major indexes all finished lower overnight, with energy stocks among the few bright spots as they tend to benefit from higher oil prices. But the broader market sold off as investors worried that persistent inflation could delay any rate cuts, which would hurt corporate profits and stock valuations.

What to watch in Australia today

Australian investors will be watching two key data releases due later on Wednesday: building approvals and trade price indexes.

Building approvals are a leading indicator of activity in the construction sector, which has been under pressure from high interest rates, labour shortages and rising material costs. A weaker-than-expected reading could add to concerns about the broader economy.

Trade price data, meanwhile, will show how much prices for imports and exports have changed. This can feed into inflation forecasts and influence the Reserve Bank of Australia's thinking on interest rates. If import prices are rising, it could signal that inflation pressures are still building, making it less likely the RBA will cut rates soon.

These data points come at a time when the Australian share market has been volatile, with investors trying to gauge whether the economy can avoid a hard landing. The ASX 200 has been trading in a range, with gains in energy and mining stocks partly offset by weakness in rate-sensitive sectors like property and tech.

Global backdrop remains uncertain

The oil-driven jitters are not confined to Australia. Markets across Asia, Europe and the Americas have been on edge as the combination of higher energy costs and sticky inflation tests the resolve of central banks. The rise in European bond yields this week reflects similar concerns, as investors demand higher returns to compensate for inflation risk.

In the US, the climb in Treasury yields has also weighed on stocks, particularly growth-oriented technology shares that are more sensitive to higher discount rates. The combination of rising yields and a stronger US dollar has created headwinds for emerging markets and commodity-linked currencies, including the Australian dollar.

What it means for investors

For everyday investors, the key takeaway is that markets remain sensitive to any signs that inflation is not yet under control. The oil price spike is a reminder that the path to lower interest rates is unlikely to be smooth, and that volatility could persist.

Investors should be prepared for more swings in both equity and bond markets as the data calendar heats up. The building approvals and trade price numbers due today could provide short-term direction for the ASX, but the bigger picture will depend on whether oil prices continue to climb and how central banks respond.

Diversification remains important in this environment. While energy stocks may benefit from higher oil prices, other sectors such as consumer discretionary and real estate could come under pressure if interest rates stay high for longer. Keeping a balanced portfolio and focusing on quality companies with strong balance sheets is a sensible approach when uncertainty is elevated.

As always, it is worth remembering that short-term market moves are normal, and that trying to time the market based on daily data releases is rarely a winning strategy. The best course for most investors is to stay the course, keep a long-term perspective, and avoid making impulsive decisions based on headlines.

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