• Costco average quick ratio for 2023 was 0.58, a 20.83% decline from 2022.
• Costco average quick ratio for 2022 was 0.48, a 4% increase from 2021.
• Costco average quick ratio for 2021 was 0.5, a 13.79% decline from 2020.

Quick ratio can be defined as a liquidity ratio that measures a company's ability to pay short-term obligations. It is calculated by subtracting inventory from current assets and dividing by current liabilities.