We examine stock market reactions, direct costs of compliance, and board adjustments to California Senate Bill No. 826 (SB 826), the first mandated board gender diversity quota in the United States. Announcement returns average -1.2% and are robust to the use of multiple methodologies. Returns...

We examine the depth of the labor market for female directors following an exogenous shock to demand caused by California Senate Bill 826. Despite a surge in female appointments, new female director qualifications remain stable when benchmarked to control groups, indicating a deep labor market....