Until recently, the average Indian investor began the day checking quarterly corporate earnings, inflation trends and Nifty valuations. Today, that same investor is tracking geopolitical flashpoints and shipping routes in the Persian Gulf before markets even open. This is not a temporary behavioural shift—it signals a deeper structural change in how markets function. In March 2026, foreign portfolio investors pulled out an unprecedented Rs 1.14 lakh crore (approximately $12.3 billion) out of Indian equities—marking the largest monthly outflow on record. The Sensex ended the financial year approximately 7% lower, marking its worst annual performance since the 2020 COVID crash. The trigger was not domestic economic weakness, but external geopolitical shocks.
At the centre of the recent turmoil lies the Strait of Hormuz — a narrow maritime corridor that carries nearly 20 million barrels of oil daily, roughly one-fifth of global consumption. Any disruption here has immediate and far-reaching consequences for trade, inflation, and financial markets.
Following the escalation of tensions involving the US, Israel and Iran in late February 2026, shipping traffic through Hormuz fell sharply. A rapid assessment by UNCTAD reported that vessel transits fell by over 90% at the peak of disruption. Oil markets reacted instantly. Brent Crude surged from around $70 per barrel in early February to above $120 within weeks.
This was not merely another oil price spike. Research from the Federal Reserve Bank of Dallas suggests that complete closure of the Strait could cause a 20% shortfall in global oil supply—three to five times larger than previous disruptions such as the 1973 oil embargo or the 1990 Gulf War. UNCTAD’s second rapid assessment, released in late March, projects global growth slipping from 2.9% in 2025 to 2.6 percent in 2026, with global merchandise trade growth expected to nearly halve. Tanker freight indices jumped over 54%, bunker fuel costs nearly doubled, and war-risk insurance premiums quadrupled. Importantly, nearly 80–85% of oil flowing through Hormuz is intended for Asia, making countries like India particularly exposed.
India’s exposure to such shocks is unusually high. The country imports nearly 85–90% of its crude oil requirements, and a substantial portion of these imports pass through the Strait of Hormuz. When oil prices spike, the effects ripple across the economy:
Higher import bill: A sustained increase in crude prices from $60 to $100 per barrel can add tens of billions of dollars to India’s annual import costs.
Currency pressure: Rising oil imports widen the current account deficit, putting downward pressure on the rupee.
Inflation surge: Fuel costs feed into transport, manufacturing, and food prices. The Reserve Bank of India’s October 2025 Monetary Policy Report estimates that a 10% increase in crude prices could push inflation up by around 30 basis points.
During the recent crisis, the rupee weakened — touching 94.85 against the dollar. The government was forced to cut excise duties on petrol and diesel at an estimated cost of Rs 1.5 trillion to the exchequer. Meanwhile, global financial institutions turned cautious.Goldman Sachs downgraded Indian equities to ‘market weight’ from ‘overweight’, while Nomura reported that 68 percent of Asia-Pacific fund managers had turned underweight on India.
This chain reaction underscores a critical point: in an interconnected world, geopolitical shocks transmit into domestic markets faster and more forcefully than ever before.
For decades, investors operated under the assumption that geopolitical shocks cause short-term volatility but leave no lasting mark on long-term returns. That assumption is being severely tested.
The current global landscape is defined by persistent and overlapping risks: tensions in West Asia, the prolonged Russia–Ukraine conflict, US–China strategic rivalry, and rising protectionism. What makes the current phase unique is not just the frequency of shocks, but their interconnected nature. Oil is no longer the sole transmission channel. Energy markets, supply chains, shipping routes, and financial flows are all tightly linked.
Gold’s trajectory tells the story. Traditionally a safe-haven asset, it has seen a surge in demand. Central banks purchased over 700 tonnes of gold in 2025—the highest in decades, led by China, Poland, Turkey, and India. This reflects a broader shift toward assets that can hedge systemic uncertainty.
For Indian investors, the implications are profound. Traditional strategies built solely around domestic growth and corporate earnings are no longer sufficient. Geopolitics has become a core variable in investment decision-making.
Diversification is now essential, not optional: Portfolios concentrated in a single geography or asset class are increasingly vulnerable. Just as India has diversified its oil sourcing across multiple countries, investors must diversify across equities, bonds, commodities, and global markets.
Inflation hedges must be built in: Assets such as gold, inflation-linked bonds, and select commodities can provide protection against oil-driven inflation shocks. These are no longer tactical plays—they are strategic allocations.
Avoid panic-driven decisions: While geopolitical crises create sharp volatility, history shows that Indian markets are resilient. The Nifty has not recorded consecutive annual declines in over two decades. Investors who exited during past crises—from the Gulf War to the Ukraine conflict—often missed subsequent recoveries.
The traditional divide between geopolitics and finance has effectively disappeared. Today, a military escalation over the Persian Gulf determines the price of petrol in Chennai. In a world where oil routes shape market direction and global tensions influence asset prices, the ability to read geopolitical signals is no longer optional—it is as essential as understanding a balance sheet.
(Disclaimer: The article has been authored by Dr Jaydeep Mukherjee, Professor in Economics, Great Lakes Institute of Management Chennai. Views expressed are personal.)