US stock market today: Dow Jones, S&P 500 futures fall over 0.5% as war fears escalate

Geopolitical tensions in the Middle East directly impact crude oil prices, which is a critical input for India's energy sector. Higher crude prices can lead to increased import bills and inflationary pressures.

Given the fresh news and potential for crude price spikes, a bearish bias for oil marketing companies (OMCs) and a mixed to slightly positive bias for upstream exploration companies (E&P) is warranted, with strict risk management.

For Indian markets, this story mainly matters for ONGC, IOC and the Energy, Oil & Gas, Refining & Marketing pocket. The current signal is bearish, so traders should look for follow-through in price, volume, and sector breadth instead of reacting to the headline alone.

Watch whether the next market session confirms the setup described here: Higher crude oil prices due to geopolitical tensions could boost upstream realizations, but global economic slowdown fears could temper demand. Higher crude oil prices increase input costs for OMCs, potentially impacting refining margins if not fully passed on to consumers. Also track volume confirmation, sector participation, and whether the move holds beyond the first reaction.

• •US stock futures dropped over 0.5% due to escalating war fears.
• •Tensions rose over Iran's refusal to agree to a ceasefire.
• •Trump's ultimatum threatens military action if Iran does not reopen the Strait of Hormuz by Tuesday.
• •Global markets remain cautious amid fluctuating oil prices and ongoing conflict in the Middle East.
• •Risk flag: Sudden de-escalation of tensions could reverse crude price trends.