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Downtrend Broken Resist.Archive
- 10/3/2025 -
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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 22.51 points, or 16.39%, and closed at 159.88 on Friday, October 3, 2025. Weekly volume was 63% above average.
BIIB is a member of Health Care Sector. Health Care is the second 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 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 downtrend resistance line (73.02) is broken. Usually a broken resistance is considered to be a long-term bullish signal, but since daily indicators are overbought a short-term pull back is possible. BIIB may retest the broken resistance line. It is considered to be a support 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 resistance line in a long-term trend.
 Medium-term trend: [See BIIB medium-term trend chart]
A medium-term uptrend had started on April 9, 2025 at 110.00 and reached 160.20 on October 3, 2025. BIIB gained -50.20 points, or -45.64%, in 25 weeks. The chart has formed a Rising Channel chart pattern. The uptrend resistance line (138.37) is broken, while daily and weekly technical indicators are overbought. Uptrend is exhausted and trend reversal is possible soon. 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 resistance line in a medium-term trend.
 Weekly Technical Indicators: [See BIIB weekly technical indicators chart]
Weekly Williams' Percentage Range is strongly overbought. Use the Technical Stock Screener to see the list of stocks with strongly overbought weekly overbought 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 September 29, 2025 at 135.39 and reached 160.20 on October 3, 2025. BIIB gained -24.81 points, or -18.32%, in 4 days. Price is near the trend high.
 Daily Technical Indicators: [See BIIB daily technical indicators chart]
Daily Williams' Percentage Range is overbought. Use the Technical Stock Screener to see the list of stocks with overbought daily Williams' Percentage Range. During the last week, daily Lane's Stochastic signal line (%D) has moved above oversold area. Such crossover is considered a bullish signal. Use the following link to access Lane's Stochastic help.
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.
The price has closed on Friday above the upper Bollinger Band. It is considered a bullish signal. 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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