• Banco Santander, S.A average pre-tax profit margin for 2023 was 15.66%, a 33.62% decline from 2022.
• Banco Santander, S.A average pre-tax profit margin for 2022 was 23.59%, a 27.15% decline from 2021.
• Banco Santander, S.A average pre-tax profit margin for 2021 was 32.38%, a 47.92% decline from 2020.

Pre-tax profit margin can be defined as earnings before taxes as a portion of total revenue.