Historical return extremes for Costco (COST) from 1986 to 2026
What if you bought at the best or worst time? Max profit, max drawdown, and total return since IPO.
| Scenario | Return | Start date | Start price | End date | End price | $1,000 becomes |
|---|---|---|---|---|---|---|
| Max profitMore info about Max profit | +167,918% | $0.65 | $1,094.32 | $1,680,183.02 | ||
| Max drawdownMore info about Max drawdown | -70.90% | $14.64 | $4.26 | $290.98 | ||
| Return since IPOMore info about Return since IPO | +57,013% | $1.72 | $982.35 | $571,133.72 |
- Max profitMore info about Max profit+167,918%$1,680,183.02
- Max drawdownMore info about Max drawdown-70.90%$290.98
- Return since IPOMore info about Return since IPO+57,013%$571,133.72
Each row shows the start and end dates and prices for the scenario, the period return, and the resulting outcome for a $1,000 investment in Costco (COST). Max profit is the best buy-and-sell pair across the entire price history; max drawdown is the worst peak-to-trough decline; the last row tracks return from IPO to today. Prices are split- and dividend-adjusted closing prices — actual outcomes would differ due to fees, taxes, and slippage.
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