Oil Price Surges Are Lifting Yields Instead of Lowering Them

Geopolitical conflict in energy markets is producing an increasingly unusual response in global fixed income. Instead of triggering the traditional rally in government bonds, oil price shocks are pushing yields higher as investors reassess inflation risk and the likely response from central banks. The shift reflects a structural change in how markets interpret geopolitical risk when energy supply disruptions drive inflation pressures across the global economy.

Stephen Gola, Head of U.S. Treasuries Sales and Trading at StoneX Financial Inc., has spent decades navigating rate cycles and geopolitical volatility in global bond markets. He was joined by Shriya Samarth, a London-based G3 rates trader focused on U.S. and European sovereign debt, and Vincent Deluard, StoneX Group Director of Global Macro Strategy, whose work examines how inflation shocks, energy markets and fiscal policy reshape global capital flows.

Key Themes from the Discussion

• Oil price spikes now reinforce inflation expectations which can push government bond yields higher during geopolitical crises
• Persistent inflation limits how aggressively central banks can cut rates which weakens the traditional Treasury flight to safety trade
• European bond markets react more sharply to energy shocks due to heavy dependence on imported energy supply

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Energy Shocks Are Weakening the Treasury Safe Haven Trade

“In many of those instances the Treasury market rally has been quite muted.” Stephen Gola used that observation to frame how differently bond markets now respond to geopolitical stress. Historically, investors rushed into Treasuries when conflict escalated, pushing yields sharply lower. That pattern relied on the assumption that central banks could quickly cut rates if global risk intensified. Today, with inflation still elevated, that policy safety net is far less certain, which helps explain why geopolitical shocks no longer trigger the same reflex rally in government bonds.

Oil Price Surges Are Reintroducing Stagflation Risk

Energy shocks change the nature of a geopolitical crisis for financial markets. When oil prices jump, the immediate effect is inflationary, raising transport costs and feeding into consumer prices across the economy. But the longer-term impact can be even more complicated because higher energy costs also weaken growth. As Vincent Deluard put it during the discussion, this is the definition of a stagflation shock and it is the nightmare for any central banker. In that environment, bond yields can rise during geopolitical crises rather than fall.

European Energy Dependence Is Amplifying Yield Moves

The divergence between U.S. and European bond markets has been one of the most striking features of the recent energy shock. European yields have reacted more aggressively as investors price the economic consequences of supply disruption. Shriya Samarth pointed out that the structural difference is simple: Europe relies heavily on imported energy. Supply disruptions therefore feed directly into production costs and economic growth expectations. The vulnerability becomes clear in her description of the region as a desperate net importer of energy, where rerouting shipments can add weeks to delivery times and sharply increase costs.

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--- Written by Gus Farrow, Senior Manager, StoneX TV

--- Expert: Vincent Deluard, StoneX Group Director of Global Macro Strategy

--- Expert: Stephen Gola, StoneX Financial Inc. Head of U.S. Treasuries Sales and Trading

--- Expert: Shriya Samarth, StoneX SVP G3 Rates Trader