Oil futures rise after U.S.-Iran clash; stock futures remain muted

Oil futures climbed late Thursday as exchanges of fire between U.S. and Iranian forces in the Persian Gulf rekindled supply-risk concerns and pushed energy risk premia higher. Traders cited disruptions to tanker routes and heightened insurance costs as near-term price supports.

The sequence of events saw Brent and West Texas Intermediate (WTI) contracts register gains during volatile sessions, with trading desks reporting increased order flow into crude futures and options as hedging activity rose. Market data also showed episodic spikes in volume ahead of major social-media statements and official announcements.

Meanwhile, U.S. stock-index futures were little changed after a federal court effectively struck down key elements of President Donald Trump’s tariff measures, reducing one dimension of policy uncertainty for multinational firms and trade-exposed sectors. The ruling narrows the administration’s emergency tariff authority and has immediate implications for import flows and corporate cost forecasts.

The divergence between energy and equity futures reflects a market balancing act: geopolitical events are tightening the physical oil outlook, while the legal setback for broad tariffs eases trade-policy risk that had weighed on sentiment. This split has translated into stronger moves in commodity-linked instruments and more restrained price action in broad equity benchmarks.

In the wider context, sustained disruptions around the Strait of Hormuz would keep upward pressure on global fuel prices and could feed through to headline inflation, complicating central bank policy calculations. Conversely, durable legal limits on tariff policy could mitigate trade-cost shocks and support corporate margin recovery in affected sectors.

Analysts say oil volatility is likely to persist until there is clearer confirmation that shipping lanes and export hubs have stabilised; for equities, much depends on whether the tariff litigation ends with durable constraints on emergency tariff use or if alternative trade measures are deployed. Market participants are watching geopolitical developments in the Gulf and subsequent legal and policy moves in Washington for directional cues.