Nifty Drops 2.4% on US-Iran Conflict; VIX Surges 26%


    By Dalal Street Investment Journal (DSIJ)

    Summary :

     

    Nifty 50 dropped 2.4% on July 8, 2026, its largest single-day fall since March, as US strikes on Iranian military targets and Trump declaring the interim Iran deal triggered a sharp risk-off move across global markets.

    Nifty Falls 2.4% as US-Iran Tensions Flare; VIX Jumps 26%

    Indian equity markets witnessed their sharpest single-session decline since March 19, 2026, on July 8, as rising geopolitical tensions rattled investor sentiment. The Nifty 50 was trading at 23,838, down around 2.4% for the day, while the BSE Sensex also slipped about 2.4%. The Nifty had touched an intraday high of 24,300 before heavy selling gathered pace through the afternoon. At the same time, India VIX, the exchange's volatility gauge, jumped 28%, its biggest single-day rise in recent weeks, signalling that traders were preparing for more market swings.

    What Triggered the Sell-Off

    The sell-off came after a sharp escalation in the conflict between the United States and Iran. On July 8, 2026, the US Central Command said it had carried out strikes on more than 80 Iranian military targets following attacks on merchant vessels in the Strait of Hormuz, one of the world's busiest oil shipping routes. In its statement, the US military said the strikes were aimed at imposing high costs for attacks on commercial shipping in international waters.

    Market sentiment deteriorated further after US President Donald Trump, speaking on the sidelines of the NATO summit in Ankara, said the interim agreement with Iran was effectively over. "For me, I think it's over. It's just a waste of time dealing with them," he told reporters. At the same time, he left the door open for talks on a broader peace arrangement. Even so, the combination of military action and uncertainty over diplomacy unsettled investors across global markets.

    Brent Crude Jumps Over 9% in Last Two Sessions

    Brent crude prices have climbed roughly 9% over the past two sessions as fears of supply disruptions increased. The Strait of Hormuz connects the Persian Gulf with the Arabian Sea and carries a significant share of the world's seaborne crude oil. Any disruption in this route tends to push oil prices higher.

    For India, that matters because the country imports most of its crude oil. Higher oil prices can widen the trade deficit, weaken the rupee, add to inflationary pressure and increase costs for industries such as aviation, logistics, paints and chemicals.

    Rupee Weakens as Global Markets Turn Cautious

    The Indian rupee weakened against the US dollar, with the USD/INR rate trading at 95.54, up 0.62% for the session. A weaker currency makes imports more expensive and often weighs on market sentiment.

    The cautious mood was also visible overseas. The yield on the US 10-year Treasury rose to 4.6%, suggesting investors were moving towards the dollar. Gold slipped 1.06% to around $4,056 per ounce despite the geopolitical tensions. Dow Jones Futures were down 574.9 points, or 1.08%, at 52,605.4, pointing to a weak start for US markets. Nasdaq futures were also trading near their lowest level in four weeks, showing that investors remained cautious.

    What Investors Should Watch

    Markets are likely to remain sensitive as long as tensions in the Middle East persist. If crude oil prices continue to rise, India could face higher inflation, pressure on the rupee and rising input costs for several sectors. The sharp jump in India VIX also suggests traders expect volatility to remain elevated in the coming days.

    Conclusion

    However, the steep drop of 2.4% in the Nifty 50 index witnessed on July 8 was the worst daily performance since March 19, which indicated that investor sentiments were becoming increasingly worried about the mounting tension between the US and Iran. The hike in the price of crude oil, the depreciated value of the rupee, and market volatility are all signs of an uncertain market for investors.

    Source: Dalal Street Investment Journal (DSIJ), BSE, NSE

    About the Author

    SEBI Registered Research Analyst (INH000006396).


    Founded in 1986, Dalal Street Investment Journal (DSIJ) brings decades of experience in India’s equity markets. DSIJ's research combines fundamental analysis with price action, guided by disciplined risk management and capital preservation. They follow a structured, data-driven approach designed to help investors and traders make informed decisions beyond short-term market noise. 

    Published Date : 08 Jul 2026

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    Content Partner - Dalal Street Investment Journal Wealth Advisory Private Limited



    This article is for educational purposes only and should not be considered investment advice. Market investments are subject to risks. DSIJ Wealth Advisory Private Limited is a SEBI-registered Research Analyst (Reg. No: INH000006396) and Investment Adviser (Reg. No: INA000001142). Please consult your financial adviser before investing. 

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