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Downtrend ExhaustionArchive
- 9/5/2025 -
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BIOGEN IDEC INC (BIIB) Technical Analysis
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| Summary:
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| | It was a first positive week for the BIOGEN IDEC INC (BIIB). During the week, the BIIB gained 8.45 points, or 6.39%, and closed at 140.67 on Friday, September 5, 2025. On Friday BIIB has reached 144.2 - the highest level since March 21, 2025. Weekly volume was 32% above average.
 Long-term trend: [See BIIB long-term trend chart]
A long-term downtrend had started on June 12, 2023 at 319.76 and reached 110.00 on April 9, 2025. BIIB lost 209.76 points, or 65.60%, in 95 weeks. The chart has formed a Falling Channel chart pattern. The price is near the trend resistance line (145.27). The resistance is usually stronger when technical indicators are overbought. Use the following links to access Trend Support/Resistance Help, or use the Technical Stock Screener to see the list of stocks with price testing the trend resistance line in a long-term trend.
 Medium-term trend: [See BIIB medium-term trend chart]
A medium-term uptrend had started on July 21, 2025 at 121.05 and reached 145.27 on September 3, 2025. BIIB gained -24.22 points, or -20.01%, in 6 weeks. The chart has formed a Rising Channel chart pattern. The trend support level is at 134.75 and resistance is at 146.20. A Rising Channel represents price movement contained between parallel lower (support) and upper (resistance) trend lines. Trading Channeling stocks is one of the most reliable and accurate trading techniques that provide traders with precise entry and exit points as well as stop-losses and take-profit recommendations. Use the following link to access a Rising Channel chart pattern help, or use a Technical Stock Screener to see the list of stocks with Rising Channel pattern in a medium-term trend.
 Weekly Technical Indicators: [See BIIB weekly technical indicators chart]
Weekly Williams' Percentage Range is overbought. Use the Technical Stock Screener to see the list of stocks with overbought 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 link to access Williams' Percentage Range help.
The weekly MACD line is above its signal line since May 9, 2025. This is an indication that the medium-term trend is up. The distance between MACD and the signal line is near its high and getting bigger. It indicates that the current medium-term uptrend is strong. Use the following link to access a MACD help.
 Short-term trend: [See BIIB short-term trend chart]
A short-term uptrend had started on August 29, 2025 at 131.52 and reached 145.27 on September 3, 2025. BIIB gained -13.75 points, or -10.45%, in 5 days. The price is now at the 33.45% retracement level.
 Daily Technical Indicators: [See BIIB daily technical indicators chart]
Daily technical indicators are neutral. Daily MACD has bearish divergence. Use the following links to access the MACD help, or use the Technical Stock Screener to see the list of stocks with daily MACD bearish divergence. The divergence between price and indicator is considering one of the most important buy/sell stocks trading signal.
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 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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