Costco Wholesale (COST) Inventory (2009 - 2026)

Costco Wholesale has reported Inventory for 18 years, with the latest figure at $19.0 billion in Q1 2026.

• For the quarter ending Q1 2026, Inventory rose 1.26% year-over-year to $19.0 billion; the trailing twelve-month figure through Feb 2026 stood at $19.0 billion (up 1.26% YoY), and the FY2025 full-year result was $18.1 billion, down 2.85% from the prior year.
• Inventory for Q1 2026 stood at $19.0 billion, down from $21.1 billion in the prior quarter.
• The five-year high for Inventory was $21.1 billion in Q4 2025, with the low at $16.1 billion in Q1 2023.
• Historically, Inventory has averaged $18.1 billion across 5 years, with a median of $18.0 billion in 2023.
• Annual changes were most pronounced in 2022 — Inventory rose 26.1% — and 2023, when it declined 7.37%.
• Costco Wholesale's Inventory stood at $18.6 billion in 2022, then declined by 3.07% to $18.0 billion in 2023, then increased by 16.54% to $21.0 billion in 2024, then increased by 0.77% to $21.1 billion in 2025, then fell by 10.17% to $19.0 billion in 2026.
• The last three Inventory figures came in at $19.0 billion (Q1 2026), $21.1 billion (Q4 2025), and $18.1 billion (Q3 2025), per Business Quant data.