Costco Wholesale Corporation (COST)

Last Closing Price: 972.33 (2026-03-20)

Expense Ratio (Quarterly)

Expense Ratio: A measure of profitability used by an insurance company to indicate how well it is performing in its daily operations. The expense ratio is calculated by taking the operating expenses and then dividing them by earned premium. Calculated as: (Total Operating Expenses - Underwriting Losses Total) / Net Premiums Earned

Costco Wholesale Corporation (COST) Expense Ratio data is not available.

Figures for fiscal quarter ending 2026-02-28
Income Statement Financials
$69.60B
$2.04B
$60.72B
$8.88B
$66.99B
$2.61B
$115.00M
$2.72B
$2.72B
$2.04B
$2.04B
$2.04B
$2.04B
$2.61B
$3.20B
443.95M
444.42M
$4.58
$4.58
Balance Sheet Financials
$43.13B
$33.65B
$40.51B
$83.64B
$40.76B
$5.69B
$10.79B
$51.55B
$32.09B
$32.09B
$32.09B
443.69M
Cash Flow Statement Financials
$7.68B
$-2.57B
$-1.90B
$14.16B
$17.38B
$3.22B
$652.00M
$-1.15B
--
Fundamental Metrics & Ratios
1.06
--
--
0.15
0.18
12.76%
3.74%
3.74%
--
3.91%
2.92%
$4.87B
--
Expense Ratio
--
--
0.83
3.20
18.40
4.89
6.34%
6.34%
2.43%
5.39%
$72.32
$10.96
$17.29