• Glaukos average pre-tax profit margin for 2023 was -43.48%, a 84.16% decline from 2022.
• Glaukos average pre-tax profit margin for 2022 was -23.61%, a 1.9% increase from 2021.
• Glaukos average pre-tax profit margin for 2021 was -23.17%, a 61.07% increase from 2020.

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