Costco has grown revenue 11% a year over three years and 14% a year over five, with earnings per share compounding at 16%. Revenue growth, 3-year annual rate: +11% (Discount Stores median +9.1%). Revenue growth, 5-year rate: +14%, growth has slowed since the five-year average. Earnings per share, 3-year rate: +16%, earnings outgrew revenue: margins or the share count worked for shareholders. Years of annual history on file: 19, FY2008 to FY2026, as filed.

COSTCostco

Consumer Defensive

$945.02-0.35% 1Y

$945.02

$847.6152 weeks$1.1K

Is it growing?

Mixed

Operating margin flat. That is the only one of 3 checks this filer's data supports, so take it as a single data point rather than a settled answer.

1 neutral, 2 without data

Margin direction+0.2 points operatingSEC EDGAR · May 10, 2026

Trailing-twelve-month operating margin, 3.8% now against 3.6% a year earlier.

Against the whole market›

Percentile against every name Ryufin tracks. Higher is better; the tick marks the middle of the market. Context, not one of the checks above.

Revenue growth, 3 yearsbetter than 69% of the market

Where this answer is blind. These are trailing numbers from the filings, not forecasts: an acquisition or a one-off year can flatter them, so check the quarters.

Is COST growing?

Costco has grown revenue 11% a year over three years and 14% a year over five, with earnings per share compounding at 16%.

+11%

Revenue growth, 3-year annual rate · Discount Stores median +9.1% · steady growth, ahead of inflation · compounded from trailing twelve-month revenue

Revenue growth, 5-year rate: +14%
Revenue growth, 5-year rate · +11% over three · growth has slowed since the five-year average
Earnings per share, 3-year rate: +16%
Earnings per share, 3-year rate · revenue +11% · earnings outgrew revenue: margins or the share count worked for shareholders
Years of annual history on file: 19
Years of annual history on file · FY2008 to FY2026, as filed