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Board Factbook

Board statistics for the largest U.S. companies

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Board Factbook

Data last updated Q3 2023

Board Member Gender Breakdown (Russell 3000)

*As of Q3 2023

Ethnically-Diverse Board Members (Russell 3000)

Average Number of Women on Boards (Russell 3000)

Key Data Points

  • The average Russell 3000 board has 2.6 women
  • The average number of women on a Russell 3000 board increased by 23.8% since 2019

Women in Board Leadership Positions (Equilar 500)

  • 11.4% of Equilar 500 non-executive chair positions are occupied by women, a 72.7% increase since 2017
  • Women hold 13.6% of Equilar 500 lead independent director roles, an 18.3% increase since 2017
  • 5.8% of Equilar 500 CEO-chairs are women

Board Committees Chaired by Women (Equilar 500)

Key Data Points

  • Women chair 30.8% of Equilar 500 audit committees, an increase of 47.4% since 2017
  • 32.6% of Equilar 500 compensation committees are chaired by women, an increase of 73.4% since 2017
  • 36.5% of Equilar 500 governance committees are chaired by women, an increase of 37.7% since 2017

Board Composition Disclosures on Gender and Ethnicity/Race (Equilar 100)

  • 99% of Equilar 100 companies included board composition disclosures related to gender, while the same percentage did so in relation to ethnicity/race in 2021
  • 92.8% of Equilar 100 companies included board or director assessment disclosures related to gender, while 92.9% did so in relation to ethnicity/race in 2021

Board Size Distribution (Equilar 500)

Key Data Points

  • The most common Equilar 500 board size is 11 members at 26.7% prevalence, followed by more than 12 and 10 members at 17.7% and 17.5%, respectively
  • Just 2.2% of Equilar 500 boards have fewer than eight members

Director Tenure Median and Average (Equilar 500)

  • The median tenure of an Equilar 500 directors is 5.7 years, while the average is 7.7 years
  • Both the average and median tenures for Equilar 500 directors has decreased over the last year

Median Director Tenure by Gender (Equilar 500)

Key Data Points

  • Median tenure for a male Equilar 500 director is 6.5 years, while it is over two years less for female directors at 4.0 years