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Downtrend Broken Resist.Archive
- 8/21/2026 -
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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 -18.76 points, or -10.35%, and closed at 162.55 on Friday, August 21, 2026. Weekly volume was -24% below 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 uptrend had started on September 25, 2025 at 122.00 and reached 200.44 on April 21, 2026. ALGN gained -78.44 points, or -64.30%, in 29 weeks. The price is now at the 48.30% retracement level.
Medium-term trend: [See ALGN medium-term trend chart]
A medium-term uptrend had started on May 20, 2026 at 151.58 and reached 190.97 on July 7, 2026. ALGN gained -39.39 points, or -25.99%, in 6 weeks. The price is now at the 72.15% retracement level.
 Weekly Technical Indicators: [See ALGN weekly technical indicators chart]
Weekly Williams' Percentage Range is oversold. Use the Technical Stock Screener to see the list of stocks with weekly 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 July 17, 2026. The distance between MACD and the signal line is low, but getting bigger. 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 14, 2026 at 182.20 and reached 157.34 on August 20, 2026. ALGN lost 24.86 points, or 13.64%, in 6 days. The price is now at the 20.96% retracement level.
 Daily Technical Indicators: [See ALGN daily technical indicators chart]
Daily 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 daily Lane's Stochastic or strongly oversold daily Williams' Percentage Range. Use the following link to access Lane's Stochastic help.
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.
During the last week, the price has declined below the moving average in the center of the Bollinger Bands. 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. While the medium-term trend is up and daily technical indicators are oversold, the 50 Day Moving Average is considered a support level. 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.
 Candlestick pattern: [See ALGN candlestick chart pattern]
On Friday the chart has formed a Bearish Downside Tasuki Gap Candlestick pattern. This is a rare continuation formation that appears in a strongly downward moving market. The reliability of the Bearish Downside Tasuki Gap pattern is medium. Use the Technical Stock Screener to see the list of stocks that had a Bearish Downside Tasuki Gap Candlestick pattern during the last week.
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