Costco Wholesale Corporation - Common Stock (COST)
Stock · Consumer Staples
COST historical returns, growth, and risk - total return with all dividends reinvested, 1986-08-31 to 2026-06-30.
COST · $10,000 invested at 1986-08-31
CAGR13.38%
Total return14937.49%
Max drawdown-56.76%Dec 1994
Volatility26.80%
Sharpe0.50
Final balance$1,503,749
Best year77.67%1997
Worst year-36.77%2002
Avg daily volume2.2M
Avg daily $ volume$2.14B
Growth of $10,000 (log scale)
Drawdown
Annual returns
Highly correlated alternatives
No fund or stock tracked COST closely (correlation ≥ 0.90) over the last ~5 years - it behaves fairly uniquely.
About backtesting COST
This page shows the historical total return of Costco Wholesale Corporation - Common Stock (COST) - its compound annual growth rate (CAGR), maximum drawdown, annualized volatility, and Sharpe ratio - with all dividends reinvested. Past performance does not guarantee future results. To test COST inside a full portfolio alongside other assets, with contributions and rebalancing, open it in the free backtester.