Macro Snapshot – April 2026

March 2026 Market Trends: Energy Shock, Market Stress and a Return to First Principles

March was a geopolitical shock month, and markets priced it accordingly. The escalation involving the US, Israel and Iran pushed energy sharply higher, reset inflation expectations and quickly displaced the more stable backdrop that had prevailed only weeks earlier. The key issue was not simply the move in oil itself, but the extent to which it forced a repricing of the broader macro path: weaker growth, more complicated central bank reaction functions and a renewed risk premium across global markets. The result was a classic but uncomfortable mix of weaker equities, higher bond yields and a meaningful rise in volatility.

Around the world in March

The cross-asset pattern was consistent. The US was relatively resilient, helped by a late-month recovery as markets started to entertain the possibility that the conflict might not broaden further, but it still finished lower in sterling terms. The UK and Europe were also weaker, reflecting the familiar combination of softening growth expectations and greater sensitivity to imported energy. China and broader emerging markets declined as well, with weaker risk appetite and trade sensitivity compounding the energy shock. India stood out as one of the highest market decline in the regions covered, a reminder that oil-import dependence still matters when the market is forced to price a sustained supply disruption. Japan faced a similar challenge and too experienced a significant fall.

The one-month numbers are unambiguously weak across most risk assets, while oil was the obvious outlier. That matters, but the more useful point is what the month revealed about market structure. March was not a broad reassessment of underlying corporate fundamentals. It was a macro repricing led by one variable: energy. In that sense, the sell-off was less about earnings deterioration than about discount-rate uncertainty, margin pressure and the probability of a policy error rising at the same time.

Monthly and long-term performance snapshot

The table below provides a snapshot of unhedged index fund investment returns across a range of asset classes and regional exposures, measured in sterling terms.

The chart compares one-month, one-year and three-year sterling returns across these asset classes, sorted by March’s performance.

Past performance is shown for context only. Returns are measured in sterling.

Energy became the market’s organising principle

If markets had a single organising principle in March, it was oil. Once the Strait of Hormuz moved into focus as a genuine supply risk, energy stopped being a sector input and became the central macro transmission channel. Brent and WTI did not just rally; they forced a reassessment of inflation, consumption, margins, rates and regional vulnerability all at once.

That repricing was felt most clearly in oil-importing economies and in cyclical exposures where higher input costs and softer demand expectations collided quickly. When oil moves at this scale, it does not stay contained within commodities. It shapes inflation breakevens, changes policy assumptions and compresses risk appetite across asset classes. That was the defining mechanism of the month.

Central banks moved into wait-and-see mode

The policy complication was obvious. A supply-driven inflation shock is exactly the sort of development central banks cannot respond to cleanly. Higher energy prices push inflation higher in the near term, but tightening into that shock risks worsening an already weaker growth backdrop. That is why most policymakers defaulted to caution rather than conviction.

Bond markets reflected the discomfort. Government bonds were weak, with Treasuries and gilts also under pressure, which meant traditional duration exposure did not provide the sort of ballast many investors would typically look for in a risk-off month. The market was effectively pricing a more difficult policy trade-off: tolerate some inflation overshoot, or risk tightening into a slowing economy. Neither path was especially supportive for conventional cross-asset diversification in the short term.

The more important point is that not all inflation shocks are policy-tightening shocks. When inflation is being imported through energy rather than generated by excess demand, reaction functions become less predictable and the margin for error narrows considerably.

The long-term picture still argues for perspective

For all the turbulence, the longer-term return profile offers a useful reminder of why portfolios For all the noise in March, the more important point is not which assets were hit hardest in a single month, but whether the portfolio was built to absorb exactly this kind of regime shock. That is the real test. Diversification is not there to maximise returns in every phase; it is there to prevent a portfolio becoming an expression of one macro view at precisely the wrong moment.

The three-year numbers are a useful corrective to the instinct to react too quickly. Yes, bonds have offered less protection than many would have expected, while real assets and precious metals have done much more of the heavy lifting. But that is not an argument for chasing the recent winners or re-underwriting strategic allocations on the back of one geopolitical shock. It is a reminder that different parts of a portfolio will earn their keep at different points in the cycle, often in ways that are only obvious with hindsight.

For allocators, the real risk in periods like this is not usually inadequate information. It is unnecessary tinkering. When volatility rises and correlations shift, the temptation is to respond to the latest stress point rather than the underlying objective of the portfolio. That is often how short-term dislocation turns into long-term damage.

A robust allocation framework should already assume that shocks will happen, that hedges will not work perfectly on demand, and that some parts of the portfolio will look wrong before they look useful. If the strategic case for holding an asset has not changed, a difficult month is usually a test of discipline, not a trigger for redesign.

What stands out for investors

• March was driven by a geopolitical energy shock, not a broad deterioration in company fundamentals.

• Oil was the key macro transmission mechanism and the market’s primary pricing variable throughout the month.

• Relative resilience was scarce; regional weakness largely tracked energy dependence, cyclical sensitivity and exposure to weaker global demand.

• Bonds did not offer clean protection, as inflation risk and policy uncertainty pushed yields higher.

• The main test was whether portfolios were robust enough to absorb a regime shock without forcing unnecessary change.

In summary

March was a reminder that geopolitics can still overwhelm the usual market hierarchy very quickly. Energy repriced first, inflation expectations followed, and central banks were left operating in a much narrower swim lane. That made for a difficult month across both equities and bonds. But for investors, the more useful conclusion is not that the framework stops working under stress. It is that stress is precisely when the framework matters most. When the macro regime shifts abruptly and headlines dominate price action, diversification, time horizon and discipline stop being abstract principles and start doing the real work.

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Disclaimer: This commentary is for informational purposes only and reflects general market observations. It does not constitute investment advice, a recommendation, or an invitation to engage in any investment activity. Everyone’s situation is different, so if you are unsure about a decision, it’s important to seek guidance from a qualified financial professional.

The views, forecasts, and figures included reflect analysis at the time of writing, unless otherwise stated. sources used are believed to be reliable, but markets and circumstances can change quickly, which means our views may also evolve over time.