Publicly-traded companies need to file their annual financial statements in the SECs repository called EDGAR System. The annual report file is called the 10-K. Find and open the latest annual financial statements 10-K (usually its a pdf file). Then, search for the pay-ratio disclosure (use a keyword search). Financial statements from 2018 have to disclose the following information that you will enter below for PROSPERITY BANCSHARES INC (Ticker Symbol: PB):

1. CEO Salary (Cash) compensation (in dollars), CEO Bonus (in dollars), CEO Stock awards (in dollars), CEO Options awards (in dollars), CEO Non-equity incentive plan compensation (in dollars), CEO Change in pension value and nonqualified deferred compensation earnings (in dollars), All other CEO compensation (in dollars).
2. Median Employee compensation
3. Pay Ratio