Costco Wholesale (COST) — chart patterns & historical analogs

Consumer Defensive · $409.0B market cap · What happened the last time COST looked like this.

Price — as of 2026-09-25

$922.76 -3.5% 1 month -3.1% 3 months -2.2% 1 year

52-week range $850.00 – $1,094.32 · COST is sitting 30% of the way up that range.

$1 invested in COST on 2000-01-04, dividends reinvested, would be worth $27.79 today (+2,679.4% cumulative).

Every timeframe
WindowMatchCallAnalogs
2-Week Loose match Bearish (63%) 0 close of 100 scanned
1-Month Loose match No lean 0 close of 100 scanned
3-Month Loose match Bearish (61%) 0 close of 100 scanned
6-Month Loose match No lean 0 close of 89 scanned
1-Year Loose match No lean 0 close of 60 scanned
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Recent classic chart patterns

Falling Wedge (bullish) — 77% confidence, 1-Month window, detected 2026-09-22.

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Descending Triangle (bearish) — 82% confidence, 3-Month window, detected 2026-09-21.

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Broadening Formation (bearish) — 81% confidence, 3-Month window, detected 2026-09-18.

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Momentum

COST ranks in the top 16.66% for upside momentum across the Russell 3000.

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Match COST's current chart against 20 years of history and see the distribution of what followed.

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