Spencer Stuart U.S. Board Index Shows Lowest Board Refreshment in a Decade
The Spencer Stuart U.S. Board Index for 2026 reveals that board refreshment among S&P 500 companies has reached its lowest level since 2016, with only 364 new independent directors appointed this year and an average of just 0.7 per board. The incoming directors are predominantly experienced leaders—over two-thirds have CEO or financial experience—and the proportion of first-time public company directors is at a low of 24%. Additionally, only 10% of new appointees are age 50 or younger, and their average age has risen to 60.1. Spencer Stuart highlights that while continuity remains important, boards must ensure they have the right mix of expertise for future challenges such as AI integration, cybersecurity threats, and geopolitical shifts. The firm recommends an
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