Six Investors Reveal the Biggest Market Risks — and One Strategy They Agree On

In a year marked by market volatility, six investors shared their perspectives on the most significant risks and how they're navigating portfolios. Despite diverse opinions on the primary threat, a clear consensus emerged: diversify beyond this year's top performers.

Fading U.S. Exceptionalism

Chris Rush of IBOSS highlighted the risk of over-concentration in past winners, urging investors to look beyond short-term noise and the shrinking dominance of U.S. equities. He noted that U.S. exceptionalism has waned and that the debt levels of major tech companies add to the risk of chasing the same stocks. Rush suggested real estate investment trusts (REITs), U.K. equities, and stocks in Asia and emerging markets as ways to broaden portfolios, noting China's strong recent performance.

'Don't Die Trying to Be a Hero'

Ben Kumar of 7IM emphasized managing specific volatility rather than overall market swings. He pointed out that while overall gains might outweigh losses, being overexposed to any single theme, sector, or style has been challenging, as market leaders have fluctuated. Kumar advocates for broad diversification across sectors and regions, advising investors to avoid heroics and let the market work for them.

Complacency Warning

Ben Seager-Scott of Forvis Mazars warned of market complacency regarding geopolitical events, inflation, and shifts in the AI trade. He noted the opposing forces of the Iran war and strong U.S. corporate earnings. His team has reduced equity risk and rotated from mega-cap tech stocks to more broadly diversified U.S. equities, shifting from market-cap-weighted to equal-weight exposures.

'Uncomfortable Trade-off'

Charlie Ambler of Saltus identified a policy bind around interest rates as the primary risk. He explained that central banks face a difficult choice between controlling inflation and maintaining financial stability, especially as the economy absorbs significant, capital-intensive AI infrastructure spending. Ambler's team is broadening exposures across equities, fixed income, and alternatives, focusing on assets with uncorrelated returns.

Steve Brice of Standard Chartered pointed to disruptions to the AI boom as a cyclical risk and fiscal policy/inflation outlook as structural risks. He advised against a "barbell approach" of heavily investing in growth while holding excessive cash, instead advocating for diversification into areas like developed market financials and euro area industrials, buffered by bonds, gold, and other alternatives.

Why AI Spending Could Force the Next Rotation

Billy Leung of Global X ETFs highlighted two parallel risk debates: the unresolved Strait of Hormuz situation impacting oil prices, and the durability of AI capital expenditure. He noted that the massive financing committed to AI infrastructure raises concerns about financing structures and weak free cash flow conversion. Leung observed that investors appear under-hedged, with implied volatility near lows. He believes AI capital spending durability, rather than macroeconomic data, is the most likely trigger for a significant market rotation, shifting focus from pure infrastructure plays to companies with nearer-term monetization.