In 145 pages, IRRC Institute and ISS teamed up on a study of board refreshment trends at S&P 1500 companies from 2008 to 2016.
Boardroom Demographics. The study examines the composition of boards in terms of tenure, age, diversity and experience as board members.
- Director Tenure. Average boardroom tenure rose from 8.4 years in 2008 to nine years in 2013 before leveling at 8.7 years. Surprisingly, the average tenure for women directors of 6.4 years is identical to the level in 2008, while male directors currently have average tenures of 9.2 years.
- Director Age. The typical director is 62.5 years, which is the oldest age for the 2008 to 2016 study period.