Why ASX Traders Are Watching Oil, Nvidia And Iran Talks

7 min read | May 22, 2026 10:17 AM AEST | By Sam

Highlights

  • Wall Street finished higher after oil prices retreated on hopes of progress between the US and Iran.
  • Nvidia slipped despite stronger earnings as investors reassessed elevated AI market expectations.
  • Australian shares are expected to open firmer following easing bond yields and stabilising energy markets.

Global markets remain focused on Nvidia earnings, oil price movements and geopolitical developments as investors prepare for another cautious ASX trading session.

Australian investors are preparing for another closely watched trading session as global markets continue balancing optimism around easing geopolitical tensions against persistent inflation and interest rate concerns. Wall Street managed to recover from early weakness overnight, with the Dow Jones Industrial Average reaching another record close while oil prices pulled back from recent highs. Investor focus remains centred on developments surrounding US-Iran negotiations, Nvidia earnings and shifting bond market conditions as the broader ASX 200 prepares for a cautious but positive open.

Dow Reaches Fresh Record Territory

US equity markets delivered another resilient performance overnight despite ongoing volatility across energy and bond markets.

The Dow Jones Industrial Average climbed to a fresh record close as investors rotated back toward industrial, defensive and selected technology names.

The broader S&P 500 and Nasdaq indices also finished modestly higher after recovering from sharp intraday declines earlier in the session.

This recovery reflected improving market confidence following signs that geopolitical tensions linked to Iran may be easing.

At the same time, investors continued navigating uncertainty tied to inflation, oil prices and future interest rate expectations.

Despite the cautious tone, the latest session reinforced how resilient broader US equity sentiment remains following several weeks of heightened volatility.

Oil Prices Retreat On Iran Deal Optimism

Energy markets remained one of the biggest drivers of overnight sentiment.

Oil prices initially surged sharply amid ongoing uncertainty surrounding Middle East tensions before reversing lower as reports emerged suggesting progress in negotiations between the United States and Iran.

Markets responded positively to speculation that a draft agreement could potentially reduce regional tensions and improve shipping access through the Strait of Hormuz.

The Strait remains one of the world’s most strategically important oil transport routes, meaning any disruption carries major implications for global energy supply and inflation expectations.

The easing in oil prices helped stabilise broader market sentiment because lower crude prices can reduce pressure on transport, manufacturing and consumer costs globally.

However, uncertainty still remains elevated after Iran’s Supreme Leader reportedly maintained a firm position regarding the country’s enriched uranium stockpile.

This means geopolitical risks have not disappeared entirely despite improving short-term optimism.

Nvidia Delivers Strong Earnings But Shares Slip

Nvidia once again dominated market attention after reporting another major earnings result driven by continued artificial intelligence demand.

The semiconductor giant delivered stronger-than-expected revenue growth, supported by surging demand across its data centre operations and AI infrastructure business.

However, despite the strong numbers, Nvidia’s shares finished lower following the announcement.

The reaction highlighted how elevated expectations surrounding AI-related companies have become across global markets.

Investors appear increasingly focused not just on strong earnings growth but also on whether future guidance meaningfully exceeds already aggressive market forecasts.

Although Nvidia continues benefiting from extraordinary demand for advanced computing chips and AI infrastructure, the market response suggests investors are becoming more selective after the sector’s massive rally.

AI And Semiconductor Themes Still Dominate

Despite Nvidia’s softer share price reaction, artificial intelligence remains one of the strongest themes driving global equity markets.

Demand for semiconductors, AI computing systems, cloud infrastructure and data centre technology continues accelerating as businesses and governments expand digital capabilities.

Technology companies linked to AI infrastructure remain central to broader market leadership, particularly across the United States.

Australian investors are also closely monitoring these developments due to their influence on local technology, semiconductor and AI-linked market sentiment.

The overnight moves reinforced how AI-related sectors continue driving both optimism and volatility across global equities simultaneously.

Bond Markets Continue Influencing Sentiment

US Treasury yields remained another critical focus area overnight.

Bond yields initially moved higher earlier in the session before easing later as market sentiment improved following lower oil prices and softer inflation concerns.

Higher bond yields generally place pressure on growth sectors because they increase borrowing costs and reduce the relative attractiveness of future earnings expectations.

Technology shares, in particular, remain highly sensitive to changing interest rate outlooks.

Markets continue reassessing the possibility that inflation may remain elevated for longer due to geopolitical disruptions and energy market instability.

This uncertainty is contributing to more volatile trading conditions across both equity and fixed-income markets globally.

SpaceX And Mega IPO Mania Intensifies

Another major development shaping overnight market discussion involved the highly anticipated SpaceX public listing plans.

The company reportedly filed publicly for a record-breaking market debut, adding further excitement to an already intense technology IPO environment.

Strong investor appetite for large-scale technology and AI-related listings continues building globally, with several major private companies now preparing potential market debuts.

This environment is contributing to increased capital rotation and speculative activity across growth sectors.

The growing pipeline of major technology listings is also intensifying competition for investor capital within the broader AI and innovation ecosystem.

Retail And Consumer Stocks Face Pressure

While technology and industrial sectors remained relatively resilient, parts of the consumer sector came under renewed pressure overnight.

Retail giant Walmart weakened after issuing softer guidance tied partly to higher fuel and operating costs.

This reinforced broader concerns that inflationary pressures linked to energy markets are still affecting consumer-facing businesses globally.

Higher transport, logistics and supply chain costs continue creating operational challenges across many industries despite recent improvements in energy prices.

Consumer spending conditions therefore remain an important area of market focus moving forward.

Australian Shares Set For Firmer Open

Australian futures pointed toward a positive start following the overnight rebound across US markets and easing oil prices.

Lower energy costs may support sentiment across sectors sensitive to inflation and operational input expenses.

Technology, materials and industrial sectors could also benefit from stabilising global risk appetite and improving geopolitical sentiment.

At the same time, local investors remain cautious following Australia’s weaker-than-expected unemployment data released earlier this week.

Interest rate expectations have shifted as markets reassess the domestic economic outlook alongside global developments.

This means Australian trading conditions are still likely to remain highly sensitive to both offshore market movements and domestic economic signals.

Commodity Markets Continue Shaping The ASX

Commodity-linked sectors remain particularly important for the Australian market backdrop.

Copper, uranium and strategic metals all recorded gains overnight, reflecting ongoing demand tied to electrification, AI infrastructure and industrial expansion themes.

Australian resource companies continue benefiting from long-term demand expectations surrounding critical minerals and global infrastructure development.

At the same time, energy market volatility and geopolitical uncertainty continue influencing sentiment across mining and energy sectors.

The combination of AI-driven technology demand and commodity market resilience remains one of the defining themes shaping current global markets.

Geopolitical Risks Still Linger

Although markets responded positively to hopes of a US-Iran agreement, geopolitical risks remain unresolved.

Any breakdown in negotiations or escalation in regional tensions could quickly reignite inflation fears and energy market volatility.

This explains why investors continue monitoring oil markets, shipping routes and diplomatic developments extremely closely.

For now, however, easing oil prices and improving risk appetite are helping support equity market resilience heading into the final trading sessions of the week.

Frequently Asked Questions

  • Why did Nvidia shares fall after earnings?
    Investors believed future guidance only slightly exceeded already elevated market expectations.
  • Why are oil prices important for stock markets?
    Oil prices influence inflation, transport costs and broader global economic conditions.
  • What is driving ASX market sentiment today?
    Wall Street gains, easing oil prices and improving US-Iran negotiations are supporting sentiment.

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