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- 10/31/2025 -
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American Tower Corp. (AMT) Technical Analysis

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Summary:
Weekly :Relative Strength Index and Lane's Stochastic oversoldWilliams' Percentage Range is strongly oversoldBroken trend support line
Daily :Daily  MACD line has moved below its signal lineThe price has fallen below the Parabolic SARWilliams' Percentage Range is oversoldThe price touches the lower Bollinger Band
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It was the negative week for the American Tower Corp. (AMT). During the week, the AMT dropped -12.54 points, or -6.55%, and closed at 178.98 on Friday, October 31, 2025. It was the worst weekly loss since August 1, 2025. Weekly volume was 45% above average.

Long-term trend: [See AMT long-term trend chart]
A long-term uptrend had started on October 6, 2023 at 154.58 and reached 243.56 on September 10, 2024. AMT gained -88.98 points, or -57.56%, in 48 weeks. The chart has formed a Symmetric Triangle chart pattern. The uptrend support line (184.01) is broken. Usually a broken support is considered to be a long-term bearish signal, but since daily indicators are oversold a short-term pull back is possible. AMT may retest the broken support line. It is considered to be a resistance line now. 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 long-term trend.

Medium-term trend: [See AMT medium-term trend chart]
A medium-term downtrend had started on July 24, 2025 at 234.33 and reached 176.89 on October 31, 2025. AMT lost 57.44 points, or 24.51%, in 14 weeks. Price is near the trend low.

Weekly Technical Indicators: [See AMT weekly technical indicators chart]
Weekly Relative Strength Index and Lane's Stochastic are oversold while Williams' Percentage Range is strongly oversold. Use the Technical Stock Screener to see the list of stocks with oversold weekly Relative Strength Index and 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, Relative Strength Index and Williams' Percentage Range help.

The weekly MACD line is below its signal line since August 1, 2025. This is an indication that the medium-term trend is down. Use the following link to access a MACD help.

Short-term trend: [See AMT short-term trend chart]
A short-term downtrend had started on October 21, 2025 at 194.40 and reached 176.89 on October 31, 2025. AMT lost 17.51 points, or 9.01%, in 10 days. The price is now at the 11.94% retracement level.

Daily Technical Indicators: [See AMT 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.

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

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.

The price touches the lower Bollinger Band. 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) 42.33
Williams' Percentage Range (W%R) 98.60
Strong Oversold
Lane's Stochastic (%D-Slow) 21.97
Greed/Fear Indicator (GFI) 21.89
Moving Average Converg./Diverg. (MACD) -2.27
Weekly Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 15.62
Oversold
Williams' Percentage Range (W%R) 99.60
Strong Oversold
Lane's Stochastic (%D-Slow) 15.42
Oversold
Greed/Fear Indicator (GFI) 17.51
Oversold
Moving Average Converg./Diverg. (MACD) -3.69
Trading Signals
Description Value Chart
Upper Bollinger Band 196.26
Parabolic System 193.24
50 Day Moving Average 192.91
20 Day Moving Average 187.05
Yearly Trendline Support 184.01
Weekly Stochastic Crossing 180.52
Daily Stochastic Crossing 179.53
Price 178.98
Lower Bollinger Band 178.51
Sector and Industry
Description Name Rank
Sector Real Estate 3
Industry Specialized REITs 43
Daily Trend
Description Value
Direction Down
Chart Pattern DownTrend
High 194.40
High Date 10/21/2025
Low 176.89
Low Date 10/31/2025
Weekly Trend
Monthly Trend
Description Value
Direction Down
Chart Pattern DownTrend
Status
Resistance
Support
High 194.40
High Date 10/21/2025
Low 176.89
Low Date 10/31/2025
Description Value
Direction Down
Chart Pattern DownTrend
Status
Resistance
Support
High 194.40
High Date 10/21/2025
Low 176.89
Low Date 10/31/2025
Quarterly Trend
Yearly Trend
Description Value
Direction Down
Chart Pattern DownTrend
Status
Resistance
Support
High 234.33
High Date 07/24/2025
Low 176.89
Low Date 10/31/2025
Description Value
Direction Up
Chart Pattern Symmetric Triangle
Status Broken Support
Resistance 231.35
Support 184.01
Low 154.58
Low Date 10/06/2023
High 243.56
High Date 09/10/2024
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.