Hedge funds warn on earnings risk as forecasts jump

Hedge funds and institutional investors are raising concerns as analysts have pushed S&P 500 profit forecasts higher at an unusually fast pace. Consensus estimates now imply roughly 25% earnings growth for the index over the next 12 months, driven mainly by semiconductors and large cloud and technology firms.

Managers say the central risk is not the headline growth number but how markets will react if companies issue weaker guidance or miss forecasts. The S&P 500 trades at about 20 times forward earnings, and market participants warn that even modest shortfalls could prompt rapid sector rotation away from AI-linked and richly valued names.

Ben Inker, co-head of asset allocation at GMO, wrote that forward earnings estimates “have risen at a pace rarely seen outside economic recoveries” and leave “little room for companies to disappoint.”

Capital Economics cautioned that some gains built into forecasts depend on continued AI-related revenue growth and higher capital expenditure plans. The research group said those assumptions may be difficult to sustain and that lower-than-expected spending or sales could widen any market pullback.

Kasper Elmgreen, chief investment officer for fixed income and equities at Nordea Asset Management, noted the market’s margin for error has tightened and that investors are watching quarterly results more closely to see whether firms can keep exceeding ambitious expectations.

Hedge funds are shifting strategies ahead of second-quarter earnings, trimming exposure to the most richly valued names and preparing to rotate into sectors that could benefit if technology shares retreat. Managers are also positioning for higher volatility during the reporting period.

In the coming weeks, investors will focus on revenue trends, demand for AI-related products and services, and companies’ capital spending plans. Quarterly guidance and forward-looking forecasts will be central to assessing whether the recent analyst upgrades are sustainable.