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Biotechnology Industry Stocks Technical Analysis - BIIBArchive
- 2/6/2026 -
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BIOGEN IDEC INC (BIIB) Technical Analysis
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| Summary:
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| | It was a third consecutive positive week for the BIOGEN IDEC INC (BIIB). During the week, the BIIB gained 21.29 points, or 11.84%, and closed at 201.18 on Friday, February 6, 2026. It was the best weekly gain since October 3, 2025. Weekly volume was 29% 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 downtrend resistance line (45.99) 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 202.41 on February 6, 2026. BIIB gained -92.41 points, or -84.01%, in 43 weeks. The chart has formed a Broadening Ascending Wedge chart pattern. The uptrend resistance line (159.04) is broken. Usually a broken resistance is considered to be a long-term bullish signal, although a short-term pull back is possible. 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 technical indicators are neutral.
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 low, but getting bigger. It indicates that the current medium-term uptrend is getting stronger. 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 January 20, 2026 at 160.36 and reached 202.41 on February 6, 2026. BIIB gained -42.05 points, or -26.22%, in 17 days. Price is near the trend high.
 Daily Technical Indicators: [See BIIB daily technical indicators chart]
Daily Relative Strength Index and Lane's Stochastic are overbought. Use the Technical Stock Screener to see the list of stocks with overbought daily Relative Strength Index and Lane's Stochastic. 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 Relative Strength Index help.
The daily MACD line is above its signal line since January 29, 2026. This is an indication that the short-term trend is up. The distance between MACD and the signal line is near its high and getting bigger. It indicates that the current short-term uptrend is strong.
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.
During the last week, the 20 Day Moving Average has crossed below the 50 Day Moving Average. Such crossover is considered a bearish signal. 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.
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