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Costco Wholesale Corporation (COST) stock Relative Strength Index

14-Day RSI

54.523.13+6.09%

Summary

As of today, COST 14-day RSI is 54.52, up +6.09% on
Based on its current 14-day relative strength index, COST falls into the strengthening momentum category
COST 14-day RSI reached a 1-year high of 78.35 on
COST 14-day RSI reached a 1-year low of 27.55 on

RSI Chart

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Series
SUGGESTED SERIES

Performance

COST Performance
MetricDateValue1D1M3MYTD1Y3Y5Y
14-Day RSI54.52+6.1%+26.5%-30.4%+37.0%+8.8%-9.5%-24.2%
Price$1,005.81+0.8%+3.4%+2.3%+16.6%+5.0%+98.6%+168.9%
200-Day SMA$949.33+0.0%0.0%-0.1%-0.2%+2.6%+89.9%+168.0%
50-Day SMA$995.16+0.0%+1.4%+10.7%+10.6%+1.6%+102.3%+187.8%
Beta0.210.0%-47.5%-54.4%-54.4%-66.7%-78.1%-58.8%
ATR$18.84+0.4%+3.8%+7.5%+42.3%-44.3%+118.9%+241.3%
10-Day Volatility23.83%+1.8%+83.9%+18.3%+86.3%-42.8%+18.0%+158.2%
1-Month Volatility18.38%-1.8%+2.9%-7.3%+2.3%-49.7%+1.1%+16.1%
3-Month Volatility19.17%-1.6%-5.7%+1.2%+7.9%-39.0%+3.3%+2.5%
1-Year Volatility18.30%-1.9%-9.8%-17.0%-15.3%-17.1%-41.0%-0.1%

RSI Highs

COST 14-Day RSI Highs Comparison
PeriodHighDateCurrent
1M67.37-19.1%
3M78.35-30.4%
6M78.35-30.4%
1Y78.35-30.4%
3Y85.08-35.9%
5Y85.08-35.9%
All85.92-36.5%

RSI Lows

COST 14-Day RSI Lows Comparison
PeriodLowDateCurrent
1M40.78+33.7%
3M40.78+33.7%
6M29.65+83.9%
1Y27.55+97.9%
3Y25.52+113.6%
5Y19.41+180.9%
All0.00N/A

RSI History

DateValueChange
54.52+37.1%
39.78+22.1%
32.57-48.5%
63.25+86.8%
33.86-46.1%
62.80+11.9%
56.12+22.0%
45.99+12.3%
40.97-28.7%
57.47-1.5%
58.35+14.4%
51.01-4.5%
53.42+20.4%
44.37-11.0%
49.88+7.5%
46.42-29.6%
65.95+39.9%
47.13-7.3%
50.86-8.1%
55.37+15.5%
47.92-7.0%
DateValueChange
51.50-2.6%
52.90-17.3%
63.94+60.6%
39.82-33.8%
60.18-6.4%
64.30+17.5%
54.74-14.6%
64.08+5.5%
60.74-9.0%
66.72+56.3%
42.68+16.2%
36.73-25.0%
48.97+15.2%
42.51-10.1%
47.28-18.4%
57.94+3.6%
55.90+41.5%
39.50-35.2%
60.95+49.8%
40.69-

FAQ

  • What is the current 14-day RSI of COST?

    As of today, COST 14-day RSI is 54.52

  • What 14-day RSI category does COST fall into?

    Based on its current 14-day relative strength index, COST falls into the strengthening momentum category

  • What is COST 14-day RSI 1-year high?

    COST 14-day RSI reached a 1-year high of 78.35 on January 21, 2026

  • What is COST 14-day RSI 1-year low?

    COST 14-day RSI reached a 1-year low of 27.55 on July 30, 2025

Data Sources & References

  1. COST Official Website www.costco.com
  2. Most Recent Quarterly Report (10-Q) www.sec.gov/Archives/edgar/data/909832/000090983226000025/0000909832-26-000025-index.htm
  3. Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/909832/000090983225000101/0000909832-25-000101-index.htm
  4. COST Profile on Yahoo Finance finance.yahoo.com/quote/COST
  5. COST Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/cost