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- 8/21/2026 -
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McKesson Corp. (New) (MCK) Technical Analysis

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Summary:
Weekly :Overbought sectorBroken trend resistance line
Daily :Broken trend support lineThe price has fallen below the Parabolic SAR
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It was the negative week for the McKesson Corp. (New) (MCK). During the week, the MCK dropped -10.10 points, or -1.16%, and closed at 858.90 on Friday, August 21, 2026. It was the worst weekly loss since June 18, 2026. Weekly volume was 11% above average.

MCK 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 MCK long-term trend chart]
A long-term downtrend had started on March 3, 2026 at 999.00 and reached 723.68 on May 11, 2026. MCK lost 275.32 points, or 27.56%, in 9 weeks. The chart has formed a Symmetric Triangle chart pattern. The downtrend resistance line (776.35) is broken. A broken support is considered to be a long-term bullish signal. 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 MCK medium-term trend chart]
A medium-term uptrend had started on May 11, 2026 at 723.68 and reached 912.50 on August 6, 2026. MCK gained -188.82 points, or -26.09%, in 12 weeks. The chart has formed a Broadening Ascending Wedge chart pattern. The trend support level is at 773.02 and resistance is at 916.68. A Broadening Ascending Wedge pattern is considered to be a reversal formation. It usually appears in a mature trend, characterized by overbought/oversold long-term and short-term indicators, and often generates divergence on long-term indicators. Use the following link to access a Broadening Ascending Wedge chart pattern help, or use a Technical Stock Screener to see the list of stocks with Broadening Ascending Wedge pattern in a medium-term trend.

Weekly Technical Indicators: [See MCK weekly technical indicators chart]
Weekly technical indicators are neutral.

The weekly MACD line is above its signal line since July 24, 2026. This is an indication that the medium-term trend is up. Use the following link to access a MACD help.

Short-term trend: [See MCK short-term trend chart]
A short-term uptrend had started on June 22, 2026 at 744.45 and reached 912.50 on August 6, 2026. MCK gained -168.05 points, or -22.57%, in 45 days. The chart has formed a Symmetric Triangle chart pattern. The uptrend support line (872.85) is broken. A broken support is considered to be a long-term bearish signal. 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 support in a short-term trend.

Daily Technical Indicators: [See MCK daily technical indicators chart]
Daily technical indicators are neutral.

The daily MACD line is below its signal line since August 12, 2026.

During the last week, the price has fallen below the Parabolic SAR (stop and reversal). A Parabolic SAR above the price is a bearish signal, and it indicates that momentum is likely to remain in the downward direction. A Parabolic SAR is used as a trailing stop loss for long or short positions. It works best during strong trending periods. Use the following links to access Parabolic SAR Help, or use the Technical Stock Screener to see the list of stocks with the Parabolic SAR close to the price level.

Daily Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 57.34
Williams' Percentage Range (W%R) 71.50
Lane's Stochastic (%D-Slow) 21.55
Greed/Fear Indicator (GFI) 35.80
Moving Average Converg./Diverg. (MACD) 14.22
Weekly Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 70.94
Williams' Percentage Range (W%R) 38.50
Lane's Stochastic (%D-Slow) 75.03
Greed/Fear Indicator (GFI) 64.44
Moving Average Converg./Diverg. (MACD) -2.64
Trading Signals
Description Value Chart
Monthly Trendline Resistance 916.68
Parabolic System 910.39
Weekly Trendline Resistance 897.65
Upper Bollinger Band 892.35
Weekly Trendline Support 872.85
Weekly Stochastic Crossing 870.62
20 Day Moving Average 864.61
Price 858.90
Daily Stochastic Crossing 850.75
50 Day Moving Average 821.25
Lower Bollinger Band 817.32
Quarterly Trendline Support 776.35
Monthly Trendline Support 773.02
Sector and Industry
Description Name Rank
Sector Health Care 11
Industry Health Care Distributors 100
Daily Trend
Description Value
Direction Down
Chart Pattern DownTrend
High 902.05
High Date 08/11/2026
Low 837.88
Low Date 08/21/2026
Weekly Trend
Monthly Trend
Description Value
Direction Up
Chart Pattern Symmetric Triangle
Status Broken Support
Resistance 897.65
Support 872.85
Low 744.45
Low Date 06/22/2026
High 912.50
High Date 08/06/2026
Description Value
Direction Up
Chart Pattern Broadening Ascending Wedge
Status Valid
Resistance 916.68
Support 773.02
Low 723.68
Low Date 05/11/2026
High 912.50
High Date 08/06/2026
Quarterly Trend
Yearly Trend
Description Value
Direction Down
Chart Pattern Symmetric Triangle
Status Broken Resistance
Resistance 661.31
Support 776.35
High 999.00
High Date 03/03/2026
Low 723.68
Low Date 05/11/2026
Description Value
Direction Up
Chart Pattern Uptrend
Status
Resistance
Support
Low 106.11
Low Date 12/24/2018
High 999.00
High Date 03/03/2026
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.