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Archive
- 9/5/2025 -
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American Tower Corp. (AMT) Technical Analysis
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| Summary:
| | Weekly :  | | Daily :
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| | It was the negative week for the American Tower Corp. (AMT). During the week, the AMT dropped -5.53 points, or -2.71%, and closed at 198.32 on Friday, September 5, 2025. Weekly volume was 41% above average.
 Long-term trend: [See AMT long-term trend chart]
A long-term downtrend had started on September 8, 2021 at 303.72 and reached 154.58 on October 6, 2023. AMT lost 149.14 points, or 49.10%, in 108 weeks. The chart has formed a Symmetric Triangle chart pattern. The trend support level is at 181.74 and resistance is at 223.88. A Symmetric Triangle pattern represents the area of indecision, where the movement direction is questioned. Chart pattern analysis usually considers a symmetric triangle chart pattern as a continuation formation which resolves in the direction of larger trend, but it also may mark the trend reversal. Use the following link to access a Symmetric Triangle chart pattern help, or use a Technical Stock Screener to see the list of stocks with Symmetric Triangle pattern in a long-term trend.
 Medium-term trend: [See AMT medium-term trend chart]
A medium-term uptrend had started on January 10, 2025 at 172.50 and reached 234.33 on July 24, 2025. AMT gained -61.83 points, or -35.84%, in 27 weeks. The chart has formed a Ascending Triangle chart pattern. The uptrend support line (239.30) 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 medium-term trend.
 Weekly Technical Indicators: [See AMT weekly technical indicators chart]
Weekly Lane's Stochastic is oversold while Williams' Percentage Range is strongly oversold. Use the Technical Stock Screener to see the list of stocks with oversold weekly 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 and Williams' Percentage Range help.
The weekly MACD line is below its signal line since August 1, 2025. 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 August 22, 2025 at 214.79 and reached 193.05 on September 4, 2025. AMT lost 21.74 points, or 10.12%, in 13 days. Price is near the Fibonacci 23.6% retracement level. The Fibonacci retracement level is considered a support/resistance level.
 Daily Technical Indicators: [See AMT 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. Daily Relative Strength Index and MACD have bullish divergence. Use the following links to access the Relative Strength Index and MACD help, or use the Technical Stock Screener to see the list of stocks with daily Relative Strength Index and MACD bullish divergence. The divergence between price and indicator is considering one of the most important buy/sell stocks trading signal. Use the following link to access Relative Strength Index help.
During the last week, daily MACD line has moved below its signal line. Such crossover is considered a bearish signal.
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| Daily Oscillators |
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| Weekly Oscillators |
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| Trading
Signals |
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| Sector and
Industry |
| Description |
Name |
Rank |
| Sector |
Real Estate |
3 |
| Industry |
Specialized REITs |
13 |
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| Daily Trend |
| Description |
Value |
| Direction |
Down |
| Chart Pattern |
DownTrend |
| High |
214.79 |
| High Date |
08/22/2025 |
| Low |
193.05 |
| Low Date |
09/04/2025 |
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| Weekly Trend |
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| Description |
Value |
| Direction |
Down |
| Chart Pattern |
DownTrend |
| Status |
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| Resistance |
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| Support |
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| High |
234.33 |
| High Date |
07/24/2025 |
| Low |
193.05 |
| Low Date |
09/04/2025 |
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| Description |
Value |
| Direction |
Up |
| Chart Pattern |
Ascending Triangle |
| Status |
Broken Support |
| Resistance |
234.54 |
| Support |
239.30 |
| Low |
172.50 |
| Low Date |
01/10/2025 |
| High |
234.33 |
| High Date |
07/24/2025 |
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| Quarterly Trend |
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| Description |
Value |
| Direction |
Up |
| Chart Pattern |
Uptrend |
| Status |
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| Resistance |
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| Support |
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| Low |
154.58 |
| Low Date |
10/06/2023 |
| High |
243.56 |
| High Date |
09/10/2024 |
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| Description |
Value |
| Direction |
Down |
| Chart Pattern |
Symmetric Triangle |
| Status |
Valid |
| Resistance |
223.88 |
| Support |
181.74 |
| High |
303.72 |
| High Date |
09/08/2021 |
| Low |
154.58 |
| Low Date |
10/06/2023 |
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