Global markets are bracing for a turbulent start to the week as escalating tensions in the Middle East rattle investor confidence. U.S. stock futures plunged in pre-market trading Monday, pointing to sharp losses at the opening bell on Wall Street.

Futures linked to the S&P 500 fell around 1%, while Dow Jones Industrial Average futures declined 1.1%. The tech-heavy Nasdaq futures dropped nearly 1.4%, reflecting heightened risk aversion among investors. The selloff comes amid fears that the conflict between the United States, Israel and Iran could widen into a prolonged regional war with significant global repercussions.

Escalation in the Middle East

The latest bout of volatility follows weekend airstrikes carried out by the United States and Israel targeting key Iranian military and leadership positions. Reports suggest that Iran’s Supreme Leader and several senior military officials were killed in the attacks, marking a dramatic and unprecedented escalation in hostilities.

The strikes occurred shortly after the third round of nuclear negotiations between Washington and Tehran failed to produce a breakthrough. US President Donald Trump had earlier warned of serious consequences if Iran did not agree to terms regarding its nuclear program.

In response to the attacks, Iran reportedly launched retaliatory strikes against US military installations in the Gulf region. The conflict has now entered its third day, raising concerns that it may spiral into a broader war involving other regional powers.

Further intensifying fears, reports indicate that operations at Saudi Arabia’s Ras Tanura refinery were halted following a drone strike in the vicinity, adding to anxieties over potential supply disruptions.

Crude Oil Prices Surge

Energy markets reacted sharply to the escalating conflict. Brent crude prices jumped as much as 13%, while West Texas Intermediate (WTI) surged over 12% during early trade, reflecting fears of supply disruptions.

Investors are particularly concerned about the Strait of Hormuz, a critical maritime chokepoint through which nearly 20% of global oil supply passes. Any disruption in this corridor could severely impact global energy markets. For India, the risk is even more pronounced, as over 40% of its crude imports transit through the strait.

Iran, the fourth-largest oil producer in OPEC, produces more than 3 million barrels per day. Prolonged instability in the region could tighten global supply and push energy prices even higher, adding inflationary pressure worldwide.

Global Markets Under Pressure

The risk-off sentiment was visible across global markets. Major Asian indices ended lower, with Japan’s Nikkei 225 declining 1.35%, Hong Kong’s Hang Seng Index falling 2.14%, and South Korea’s Kospi and India’s Nifty 50 closing about 1% down.

Geopolitical uncertainty typically drives investors away from equities and other risk assets, pushing them toward safe-haven instruments such as gold, silver and government bonds. Precious metals saw renewed buying interest as tensions intensified.

Sectoral Impact: Airlines Slide, Defence Stocks Rally

Pre-market trading in the US revealed sharp sector-specific reactions.

Airline stocks were among the worst hit, as several carriers suspended or rerouted flights due to airspace disruptions and rising fuel costs. Delta Air Lines and United Airlines fell about 6% each in early trading.

Major banks such as Bank of America and Citigroup declined more than 2%, reflecting broader market weakness.

On the other hand, defence stocks surged, buoyed by expectations of increased military spending. Lockheed Martin and RTX Corporation rose around 7%, while Kratos and AeroVironment recorded even sharper gains.

Energy producers also rallied in line with crude prices, with companies such as Occidental Petroleum and ConocoPhillips gaining more than 6%. Meanwhile, cruise operators Carnival and Royal Caribbean dropped roughly 6%, pressured by higher fuel costs and potential travel disruptions.

Outlook Remains Uncertain

While President Trump indicated that Iran’s new leadership may be open to resuming negotiations, statements from Iranian officials suggested that talks with the United States are unlikely in the near term. Earlier remarks from Washington hinted that the conflict could extend for several weeks.

With geopolitical risks mounting, financial markets are likely to remain volatile in the coming days. Investors will closely monitor developments in the Middle East, crude oil price movements, and any signs of diplomatic engagement that could ease tensions.

For now, heightened uncertainty continues to dominate global sentiment, with energy markets, defence stocks and safe-haven assets standing at the centre of investor focus.

Read More: Stock Market Falls, Rupee Weakens as Oil Prices Jump Amid US Israel War On Iran