• Prosperity Bancshares average gross margin for 2023 was 77.82%, a 18.5% decline from 2022.
• Prosperity Bancshares average gross margin for 2022 was 95.49%, a 1.34% decline from 2021.
• Prosperity Bancshares average gross margin for 2021 was 94.23%, a 6.13% increase from 2020.

Gross margin can be defined as a company's total sales revenue minus its cost of goods sold, divided by the total sales revenue, expressed as a percentage.