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- 10/17/2025 -
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Arthur J. Gallagher & Co. (AJG) Technical Analysis

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Summary:
Weekly :Broken trend resistance lineWilliams' Percentage Range is oversold
Daily :The price is below the lower Bollinger BandPrice has crossed below the 50 Day Moving AverageWilliams' Percentage Range and Lane's Stochastic are oversold
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It was the negative week for the Arthur J. Gallagher & Co. (AJG). During the week, the AJG dropped -21.27 points, or -7.05%, and closed at 280.47 on Friday, October 17, 2025. It was the worst weekly loss since August 1, 2025. Weekly volume was 16% above average.

Long-term trend: [See AJG long-term trend chart]
A long-term uptrend had started on March 4, 2009 at 14.82 and reached 351.23 on June 3, 2025. AJG gained -336.41 points, or -2269.97%, in 847 weeks. The chart has formed a Broadening Ascending Wedge chart pattern. The uptrend resistance line (85.29) is broken. Usually a broken resistance is considered to be a long-term bullish signal, although a short-term pull back is possible. 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 AJG medium-term trend chart]
A medium-term downtrend had started on June 3, 2025 at 351.23 and reached 276.50 on October 16, 2025. AJG lost 74.73 points, or 21.28%, in 19 weeks. The price is now at the 5.31% retracement level.

Weekly Technical Indicators: [See AJG weekly technical indicators chart]
Weekly Williams' Percentage Range is strongly oversold. Use the Technical Stock Screener to see the list of stocks with weekly strongly oversold 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 below its signal line since April 25, 2025. This is an indication that the medium-term trend is down. The distance between MACD and the signal line is low, but getting bigger. It indicates that the current medium-term downtrend is getting stronger. Use the following link to access a MACD help.

Short-term trend: [See AJG short-term trend chart]
A short-term downtrend had started on October 3, 2025 at 313.55 and reached 276.50 on October 16, 2025. AJG lost 37.05 points, or 11.82%, in 13 days. The price is now at the 10.72% retracement level.

Daily Technical Indicators: [See AJG daily technical indicators chart]
Daily Williams' Percentage Range and Lane's Stochastic are oversold. Use the Technical Stock Screener to see the list of stocks with daily oversold Williams' Percentage Range and Lane's Stochastic. Use the following link to access Lane's Stochastic help.

The daily MACD line is below its signal line since October 9, 2025. This is an indication that the short-term trend is down. The distance between MACD and the signal line is relatively high and getting bigger. It indicates that the current short-term downtrend is strong.

The price has closed on Friday below the lower Bollinger Band. It is considered a bearish signal. 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.

During the last week, the price has crossed below the 50 Day Moving Average. Such crossover is considered a bearish signal. The moving average crossover signals work better when the stock develops a strong trend, but they are ineffective when the stock is in a trading range. Moving average crossover systems can be effective, but should be used in conjunction with trend patterns, momentum indicators, candlesticks and other aspects of technical analysis. Use the following links to access Moving Average Crossover trading technique, or use the Technical Stock Screener to see the list of stocks with the Moving Average close to the price level.

Daily Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 27.45
Williams' Percentage Range (W%R) 88.90
Oversold
Lane's Stochastic (%D-Slow) 16.50
Oversold
Greed/Fear Indicator (GFI) 18.36
Oversold
Moving Average Converg./Diverg. (MACD) 0.04
Weekly Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 34.87
Williams' Percentage Range (W%R) 94.50
Strong Oversold
Lane's Stochastic (%D-Slow) 61.17
Greed/Fear Indicator (GFI) 36.35
Moving Average Converg./Diverg. (MACD) -3.34 Bullish
Trading Signals
Description Value Chart
Upper Bollinger Band 315.30
20 Day Moving Average 302.25
Weekly Stochastic Crossing 300.94
Parabolic System 299.59
50 Day Moving Average 299.32
Daily Stochastic Crossing 282.43
Lower Bollinger Band 282.37
Price 280.47
Sector and Industry
Description Name Rank
Sector Financials 7
Industry Insurance Brokers 29
Daily Trend
Description Value
Direction Up
Chart Pattern Uptrend
Low 276.50
Low Date 10/16/2025
High 284.30
High Date 10/17/2025
Weekly Trend
Monthly Trend
Description Value
Direction Down
Chart Pattern DownTrend
Status
Resistance
Support
High 313.55
High Date 10/03/2025
Low 276.50
Low Date 10/16/2025
Description Value
Direction Down
Chart Pattern DownTrend
Status
Resistance
Support
High 351.23
High Date 06/03/2025
Low 276.50
Low Date 10/16/2025
Quarterly Trend
Yearly Trend
Description Value
Direction Up
Chart Pattern Uptrend
Status
Resistance
Support
Low 35.96
Low Date 01/20/2016
High 351.23
High Date 06/03/2025
Description Value
Direction Up
Chart Pattern Broadening Ascending Wedge
Status Broken Resistance
Resistance 152.87
Support 85.29
Low 14.82
Low Date 03/04/2009
High 351.23
High Date 06/03/2025
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.