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- 2/27/2026 -
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Aon Corp. (AON) Technical Analysis

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Summary:
Weekly :
Daily :Daily  MACD line has moved above its signal lineThe price has risen above the Parabolic SARThe price moved above the moving average in the center of the Bollinger BandsThe period of high volatility of the stock price
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It was a second consecutive positive week for the Aon Corp. (AON). During the week, the AON gained 10.40 points, or 3.20%, and closed at 335.47 on Friday, February 27, 2026. Weekly volume was 14% above average.

Long-term trend: [See AON long-term trend chart]
A long-term downtrend had started on March 3, 2025 at 413.00 and reached 304.59 on February 12, 2026. AON lost 108.41 points, or 26.25%, in 49 weeks. The chart has formed a Descending Triangle chart pattern. The trend support level is at 324.65 and resistance is at 345.98. A Descending Triangle is a variation of triangle formation that has a flat support line and falling resistance line. The lower highs indicate the decreasing demand and give the descending triangle definitive bearish bias. A Descending Triangle usually represents a distribution stage in bearish market. A Descending Triangle is considered to be a continuation pattern, especially in a down trend, but it may also mark a reversal in an uptrend. Use the following link to access a Descending Triangle chart pattern help, or use a Technical Stock Screener to see the list of stocks with Descending Triangle pattern in a long-term trend.

Medium-term trend: [See AON medium-term trend chart]
A medium-term downtrend had started on December 29, 2025 at 358.55 and reached 304.59 on February 12, 2026. AON lost 53.96 points, or 15.05%, in 6 weeks. The price is now at the 57.23% retracement level.

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

The weekly MACD line is below its signal line since January 16, 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 AON short-term trend chart]
A short-term uptrend had started on February 12, 2026 at 304.59 and reached 337.97 on February 27, 2026. AON gained -33.38 points, or -10.96%, in 15 days. The price is now at the 7.49% retracement level.

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

During the last week, daily MACD line has moved above its signal line. Such crossover is considered a bullish signal.

During the last week, the price has risen above the Parabolic SAR (stop and reversal). A Parabolic SAR below the price is a bullish signal, and it indicates that momentum is likely to remain in the upward 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.

During the last week, the price has moved above the moving average in the center of the Bollinger Bands. The distance between the Bollinger Bands is 103.28% 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) 46.66
Williams' Percentage Range (W%R) 50.60
Lane's Stochastic (%D-Slow) 72.71
Greed/Fear Indicator (GFI) 56.26
Moving Average Converg./Diverg. (MACD) -5.45
Weekly Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 45.35
Williams' Percentage Range (W%R) 59.80
Lane's Stochastic (%D-Slow) 37.97
Greed/Fear Indicator (GFI) 41.63
Moving Average Converg./Diverg. (MACD) -5.31
Trading Signals
Description Value Chart
Upper Bollinger Band 355.31
Quarterly Trendline Resistance 345.98
50 Day Moving Average 339.95
Price 335.47
Daily Stochastic Crossing 332.93
20 Day Moving Average 328.97
Weekly Stochastic Crossing 325.98
Quarterly Trendline Support 324.65
Parabolic System 305.63
Lower Bollinger Band 302.26
Sector and Industry
Description Name Rank
Sector Financials 4
Industry Insurance Brokers 17
Daily Trend
Description Value
Direction Up
Chart Pattern Uptrend
Low 304.59
Low Date 02/12/2026
High 337.97
High Date 02/27/2026
Weekly Trend
Monthly Trend
Description Value
Direction Down
Chart Pattern DownTrend
Status
Resistance
Support
High 358.55
High Date 12/29/2025
Low 304.59
Low Date 02/12/2026
Description Value
Direction Down
Chart Pattern DownTrend
Status
Resistance
Support
High 381.00
High Date 07/25/2025
Low 304.59
Low Date 02/12/2026
Quarterly Trend
Yearly Trend
Description Value
Direction Down
Chart Pattern Descending Triangle
Status Valid
Resistance 345.98
Support 324.65
High 413.00
High Date 03/03/2025
Low 304.59
Low Date 02/12/2026
Description Value
Direction Up
Chart Pattern Uptrend
Status
Resistance
Support
Low 13.30
Low Date 08/08/2002
High 413.00
High Date 03/03/2025
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.