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Health Care Services Industry Stocks Technical Analysis - DGX

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- 8/7/2026 -
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Quest Diagnostics (DGX) Technical Analysis

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Summary:
Weekly :Overbought sectorBroken uptrend resistance line - uptrend exhaustionBroken uptrend resistance line - uptrend exhaustionWilliams' Percentage Range is strongly overbought
Daily :Relative Strength Index is overboughtWilliams' Percentage Range is strongly overboughtStochastic signal line moved below overbought areaThe period of high volatility of the stock price
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It was a fourth consecutive positive week for the Quest Diagnostics (DGX). During the week, the DGX gained 5.34 points, or 2.29%, and closed at 238.35 on Friday, August 7, 2026. Weekly volume was -24% below average.

DGX is a member of Health Care Sector. Health Care is the most overbought sector. 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 DGX long-term trend chart]
A long-term uptrend had started on October 17, 2008 at 38.66 and reached 240.13 on July 28, 2026. DGX gained -201.47 points, or -521.13%, in 927 weeks. The chart has formed a Broadening Ascending Wedge chart pattern. The uptrend resistance line (91.13) is broken, while daily and weekly technical indicators are overbought. Uptrend is exhausted and trend reversal is possible soon. Use the following links to access Trend Support/Resistance Help, or use the Technical Stock Screener to see the list of stocks with broken trend resistance line in a long-term trend.

Medium-term trend: [See DGX medium-term trend chart]
A medium-term uptrend had started on October 2, 2023 at 119.59 and reached 240.13 on July 28, 2026. DGX gained -120.54 points, or -100.79%, in 147 weeks. The chart has formed a Broadening Ascending Wedge chart pattern. The uptrend resistance line (184.75) is broken, while daily and weekly technical indicators are overbought. Uptrend is exhausted and trend reversal is possible soon. Use the following links to access Trend Support/Resistance Help, or use the Technical Stock Screener to see the list of stocks with broken trend resistance line in a medium-term trend.

Weekly Technical Indicators: [See DGX weekly technical indicators chart]
Weekly Williams' Percentage Range is strongly overbought. Use the Technical Stock Screener to see the list of stocks with strongly overbought weekly overbought 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 link to access Williams' Percentage Range help.

The weekly MACD line is above its signal line since June 18, 2026. This is an indication that the medium-term trend is up. The distance between MACD and the signal line is near its high and getting bigger. It indicates that the current medium-term uptrend is strong. Use the following link to access a MACD help.

Short-term trend: [See DGX short-term trend chart]
A short-term uptrend had started on July 16, 2026 at 201.00 and reached 240.13 on July 28, 2026. DGX gained -39.13 points, or -19.47%, in 12 days. Price is near the trend high.

Daily Technical Indicators: [See DGX daily technical indicators chart]
Daily Relative Strength Index is overbought while Williams' Percentage Range is strongly overbought. Use the Technical Stock Screener to see the list of stocks with overbought daily Relative Strength Index or strongly overbought daily Williams' Percentage Range. During the last week, daily Lane's Stochastic signal line (%D) has moved below overbought area. Such crossover is considered a bearish signal. Use the following links to access Lane's Stochastic and Relative Strength Index help.

The daily MACD line is above its signal line since July 22, 2026. This is an indication that the short-term trend is up.

The distance between the Bollinger Bands is 138.77% higher then one year average. It indicates the period of high volatility of the stock price. The Bollinger Bands are often used with a non-oscillator indicator like chart patterns or a trendline. The signals are considered more reliable if these indicators confirm the recommendation of the Bollinger Bands. Use the following links to access the Bollinger Bands Help, or use the Technical Stock Screener to see the list of stocks with the price above the Upper Bollinger Band or below the Lower Bollinger Band.

Daily Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 87.71
Overbought
Williams' Percentage Range (W%R) 9.70
Strong Overbought
Lane's Stochastic (%D-Slow) 78.43
Greed/Fear Indicator (GFI) 85.49
Overbought
Moving Average Converg./Diverg. (MACD) 7.37
Weekly Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 75.07
Williams' Percentage Range (W%R) 7.00
Strong Overbought
Lane's Stochastic (%D-Slow) 77.37
Greed/Fear Indicator (GFI) 79.05
Moving Average Converg./Diverg. (MACD) 5.44
Trading Signals
Description Value Chart
Upper Bollinger Band 252.22
Price 238.35
Daily Stochastic Crossing 237.19
Monthly Trendline Resistance 236.02
Weekly Stochastic Crossing 229.97
Quarterly Trendline Resistance 225.28
Parabolic System 225.16
20 Day Moving Average 223.20
50 Day Moving Average 211.10
Monthly Trendline Support 205.06
Lower Bollinger Band 199.33
Sector and Industry
Description Name Rank
Sector Health Care 11
Industry Health Care Services 111
Daily Trend
Description Value
Direction Up
Chart Pattern Uptrend
Low 229.01
Low Date 07/30/2026
High 239.38
High Date 08/07/2026
Weekly Trend
Monthly Trend
Description Value
Direction Up
Chart Pattern Uptrend
Status
Resistance
Support
Low 201.00
Low Date 07/16/2026
High 240.13
High Date 07/28/2026
Description Value
Direction Up
Chart Pattern Broadening Ascending Wedge
Status Test Resistance
Resistance 236.02
Support 205.06
Low 186.23
Low Date 05/08/2026
High 240.13
High Date 07/28/2026
Quarterly Trend
Yearly Trend
Description Value
Direction Up
Chart Pattern Broadening Ascending Wedge
Status Broken Resistance
Resistance 225.28
Support 184.75
Low 119.59
Low Date 10/02/2023
High 240.13
High Date 07/28/2026
Description Value
Direction Up
Chart Pattern Broadening Ascending Wedge
Status Broken Resistance
Resistance 153.67
Support 91.13
Low 38.66
Low Date 10/17/2008
High 240.13
High Date 07/28/2026
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.