Costco Wholesale (COST) Interest & Investment Income (2009 - 2026)

Costco Wholesale has reported Interest & Investment Income for 18 years, with the latest figure at $148.0 million in Q1 2026.

• For the quarter ending Q1 2026, Interest & Investment Income rose 4.23% year-over-year to $148.0 million; the trailing twelve-month figure through Feb 2026 stood at $603.0 million (up 12.29% YoY), and the FY2025 full-year result was $589.0 million, down 5.61% from the prior year.
• Interest & Investment Income for Q1 2026 stood at $148.0 million, down from $155.0 million in the prior quarter.
• The five-year high for Interest & Investment Income was $238.0 million in Q3 2023, with the low at $25.0 million in Q1 2022.
• Historically, Interest & Investment Income has averaged $130.1 million across 5 years, with a median of $128.0 million in 2023.
• Annual changes were most pronounced in 2023 — Interest & Investment Income soared 356.0% — and 2024, when it tumbled 49.58%.
• Costco Wholesale's Interest & Investment Income stood at $53.0 million in 2022, then soared by 201.89% to $160.0 million in 2023, then slipped by 8.12% to $147.0 million in 2024, then rose by 5.44% to $155.0 million in 2025, then decreased by 4.52% to $148.0 million in 2026.
• The last three Interest & Investment Income figures came in at $148.0 million (Q1 2026), $155.0 million (Q4 2025), and $215.0 million (Q3 2025), per Business Quant data.