By Yazann Romahi via Iris.xyz

With the global economy warming up, but political uncertainty remaining a constant, it’s more important than ever for investors to position their global portfolios to navigate long-term market volatility. That’s where the power of diversification comes in, says Yazann Romahi, Chief Investment Officer of Quantitative Beta Strategies at J.P. Morgan Asset Management and Lead Portfolio Manager of JPMorgan Diversified Return International Equity ETF (JPIN).

Not all diversified portfolios are alike  

In their search for diversification, many investors turn to passive index ETFs, which track a market cap-weighted index. But these funds aren’t always the most effective way to steer a steady course through volatile markets—and there are two key reasons why.

First, traditional market cap-weighted indices are actually less diversified than investors may think. For example, in the S&P 500, the top 10% of stocks account for half the volatility of the index. Within sectors, while you might assume that sector risk is distributed across the ten major sectors fairly evenly, it is a surprise to many that at any point in time, one sector can be as high as 50% of the risk.

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