If you believe the forecasts of the presidential election, another glass ceiling will soon be broken. While this is great news for women, the road to equality has been long and slow. Less than 20% of C-suite offices have a woman in them, and only 4.2% of companies in the Standard & Poor 500 Index have a female at the helm.

Fewer women are on the path to leadership because they’re less likely to receive the first critical promotion to manager, according to the Women in the Workplace 2016 study conducted by LeanIn.Org and McKinsey & Company. Those who do rise to CEO are more likely to be targeted by activist shareholders.