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Archive
- 10/10/2025 -
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Align Technology Inc. (ALGN) Technical Analysis
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| Summary:
| | Weekly :  | | Daily :
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| | It was the negative week for the Align Technology Inc. (ALGN). During the week, the ALGN dropped -6.38 points, or -4.83%, and closed at 125.79 on Friday, October 10, 2025. Weekly volume was 21% above average.
ALGN 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 ALGN long-term trend chart]
A long-term downtrend had started on September 23, 2021 at 737.45 and reached 122.00 on September 25, 2025. ALGN lost 615.45 points, or 83.46%, in 209 weeks. The chart has formed a Descending Triangle chart pattern. The trend support level is at 184.82 and resistance is at 67.27. 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 ALGN medium-term trend chart]
A medium-term downtrend had started on July 29, 2025 at 208.31 and reached 122.00 on September 25, 2025. ALGN lost 86.31 points, or 41.43%, in 8 weeks. Price is near the trend low.
 Weekly Technical Indicators: [See ALGN 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. This is an indication that the medium-term trend is down. Use the following link to access a MACD help.
Short-term trend: [See ALGN short-term trend chart]
A short-term downtrend had started on August 22, 2025 at 150.22 and reached 122.00 on September 25, 2025. ALGN lost 28.22 points, or 18.79%, in 34 days. The price is now at the 13.43% retracement level.
 Daily Technical Indicators: [See ALGN daily technical indicators chart]
Daily technical indicators are neutral.
The daily MACD line is above its signal line since August 18, 2025. The distance between MACD and the signal line is low and getting smaller.
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.
The price has closed on Friday below the lower Bollinger Band. It is considered a bearish signal. The distance between the Bollinger Bands (8.27%) is close to one year low (7.83%). It is 58.76% lower than one year average. It indicates the period of low volatility of the stock price, and it is considered a buy signal for the option traders. 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.
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