The Greedy Trader Weekly Analysis
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S&P 500 Oversold Stocks

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- 7/2/2026 -
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Costco Co. (COST) Technical Analysis

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Summary:
Weekly :Oversold industryLane's Stochastic oversoldWilliams' Percentage Range is strongly oversold
Daily :Williams' Percentage Range is oversold
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It was the negative week for the Costco Co. (COST). During the week, the COST gave back -0.87 points, or -0.09%, and closed at 951.67 on Thursday, July 2, 2026. On Thursday COST has reached 924.84 - the lowest level since January 16, 2026. Weekly volume was 19% above average.

COST is a member of Hypermarkets & Super Centers Industry. Hypermarkets & Super Centers is the eighth most oversold industry. Sector/industry rotation is considered a proven strategy to beat the market. Use the following links to find overbought/oversold technical indicators by Sector or by Industry.

Long-term trend: [See COST long-term trend chart]
A long-term uptrend had started on May 24, 2000 at 25.94 and reached 1096.50 on May 19, 2026. COST gained -1070.56 points, or -4127.06%, in 1355 weeks. The price is now at the 13.53% retracement level.

Medium-term trend: [See COST medium-term trend chart]
A medium-term downtrend had started on May 19, 2026 at 1096.50 and reached 920.55 on July 1, 2026. COST lost 175.95 points, or 16.05%, in 6 weeks. The chart has formed a Falling Wedge chart pattern. The trend support level is at 927.23 and resistance is at 967.62. A Falling Wedge is a triangle formation with a noticeable slant to the downside. It represents the loss of a downside momentum on each successive low and has a bullish bias. The Falling wedge usually marks a reversal in a downtrend. In an uptrend a falling wedge is considered to be a continuation pattern. Use the following link to access a Falling Wedge chart pattern help, or use a Technical Stock Screener to see the list of stocks with Falling Wedge pattern in a medium-term trend.

Weekly Technical Indicators: [See COST weekly technical indicators chart]
Weekly Lane's Stochastic is oversold while Williams' Percentage Range is strongly oversold. Use the Technical Stock Screener to see the list of stocks with oversold weekly Lane's Stochastic or strongly oversold weekly Williams' Percentage Range. Oscillators are designed to signal a possible trend reversal. They can act as alerts and should be taken in conjunction with other technical analysis tools. Oscillators can be used to confirm other technical signals. Use the following links to access Lane's Stochastic and Williams' Percentage Range help.

The weekly MACD line is below its signal line since May 29, 2026. This is an indication that the medium-term trend is down. Use the following link to access a MACD help.

Short-term trend: [See COST short-term trend chart]
A short-term uptrend had started on July 1, 2026 at 920.55 and reached 952.64 on July 2, 2026. COST gained -32.09 points, or -3.49%, in 1 days. Price is near the trend high.

Daily Technical Indicators: [See COST daily technical indicators chart]
Daily Williams' Percentage Range is strongly oversold. Use the Technical Stock Screener to see the list of stocks with daily strongly oversold Williams' Percentage Range.

The daily MACD line is below its signal line since June 17, 2026. The distance between MACD and the signal line is low and getting smaller.

Daily Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 41.77
Williams' Percentage Range (W%R) 91.60
Strong Oversold
Lane's Stochastic (%D-Slow) 23.24
Greed/Fear Indicator (GFI) 24.47
Moving Average Converg./Diverg. (MACD) -13.83
Weekly Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 43.70
Williams' Percentage Range (W%R) 96.30
Strong Oversold
Lane's Stochastic (%D-Slow) 15.95
Oversold
Greed/Fear Indicator (GFI) 21.68
Moving Average Converg./Diverg. (MACD) 12.89
Trading Signals
Description Value Chart
Upper Bollinger Band 994.90
50 Day Moving Average 992.32
Parabolic System 978.76
Quarterly Trendline Resistance 967.62
20 Day Moving Average 961.78
Price 951.67
Weekly Stochastic Crossing 950.14
Daily Stochastic Crossing 931.85
Lower Bollinger Band 928.22
Quarterly Trendline Support 927.23
Sector and Industry
Description Name Rank
Sector Consumer Staples 5
Industry Hypermarkets & Super Centers 8
Daily Trend
Description Value
Direction Up
Chart Pattern Uptrend
Low 920.55
Low Date 07/01/2026
High 952.64
High Date 07/02/2026
Weekly Trend
Monthly Trend
Description Value
Direction Up
Chart Pattern Uptrend
Status
Resistance
Support
Low 920.55
Low Date 07/01/2026
High 952.64
High Date 07/02/2026
Description Value
Direction Down
Chart Pattern DownTrend
Status
Resistance
Support
High 997.41
High Date 06/05/2026
Low 920.55
Low Date 07/01/2026
Quarterly Trend
Yearly Trend
Description Value
Direction Down
Chart Pattern Falling Wedge
Status Valid
Resistance 967.62
Support 927.23
High 1096.50
High Date 05/19/2026
Low 920.55
Low Date 07/01/2026
Description Value
Direction Up
Chart Pattern Uptrend
Status
Resistance
Support
Low 25.94
Low Date 05/24/2000
High 1096.50
High Date 05/19/2026
Warning: TheGreedyTrader.com presents weekly analysis. Technical indicators and trend parameters are calculated for the close of business day indicated on the top right corner of the screen.