Iran War Drives Oil Spike, Global Bond Yields Jump; Inflation Fears Hit 2-Year Highs

The escalating Iran conflict has created a genuine stagflation risk: energy supply disruptions are pushing crude oil prices higher, boosting headline inflationThe rate at which prices rise across an economy., while equity volatility and growth concerns linger. Strait of Hormuz closures and tanker diversions have made oil a lever for geopolitical leverage, with 20% of global oil flows passing through the chokepoint. Bond investors are fleeing global fixed-income markets in response, driving yields to multi-year highs across the US, Japan, and Europe.

India was the first casualty: the country raised fuel prices for the first time in four years on May 15, signaling that the oil shock is real and unrelenting. Pakistan leveraged newfound geopolitical clout to import two LNG shipments from the Persian Gulf in a single week, showing how energy scarcity is reshaping diplomatic alignments. Japan's producer prices surged in April by the most since 2012, a clear signal that inflationThe rate at which prices rise across an economy. is not contained to energy prices alone. The Reserve Bank of India has already begun tightening; rate expectations in Japan are shifting toward a BOJ hike in response to inflation pressures.

US Treasuries and gilts have seen the steepest selloff, with the dollar rallying toward its best week since March as investors flee risk and demand safe-haven currency. RBC strategist Lori Calvasina warned that if Treasury yields hit 5%, equity bulls will face significant headwinds as P/E multiples compress. Goldman Sachs and Allspring are warning of delayed rate cuts, with some forecasts now pushing first US Fed cuts into late 2026. Bank of America strategists flagged early June as a critical profit-taking window, with equities crowded and inflationThe rate at which prices rise across an economy. risks rising.

The debate hinges on whether the Strait of Hormuz reopens (the UAE is building a bypass pipeline expected by 2027) or remains effectively closed. If closed for months, inflationThe rate at which prices rise across an economy. could trigger a 1970s-style energy crisis; if resolved quickly, the move becomes a minor blip. Energy importers face margin pressure (airlines, shippers, manufacturers), while defense names benefit from elevated geopolitical risk premium.