The Greedy Trader Weekly Analysis
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- 8/28/2026 -
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BIOGEN IDEC INC (BIIB) Technical Analysis

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Summary:
Weekly :Overbought sectorWilliams' Percentage Range is strongly overbought
Daily :Lane's Stochastic is overboughtWilliams' Percentage Range is strongly overbought
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It was a fifth consecutive positive week for the BIOGEN IDEC INC (BIIB). During the week, the BIIB climbed 1.72 points, or 0.79%, and closed at 218.50 on Friday, August 28, 2026. Weekly volume was -62% below average.

BIIB 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 BIIB long-term trend chart]
A long-term uptrend had started on April 9, 2025 at 110.00 and reached 222.85 on August 25, 2026. BIIB gained -112.85 points, or -102.59%, in 71 weeks. Price is near the trend high.

Medium-term trend: [See BIIB medium-term trend chart]
A medium-term uptrend had started on July 15, 2026 at 186.03 and reached 222.85 on August 25, 2026. BIIB gained -36.82 points, or -19.79%, in 5 weeks. The chart has formed a Rising Channel chart pattern. The trend support level is at 204.37 and resistance is at 224.10. 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 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 August 7, 2026. 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 July 23, 2026 at 196.92 and reached 222.85 on August 25, 2026. BIIB gained -25.93 points, or -13.17%, in 33 days. The price is now at the 16.78% retracement level.

Daily Technical Indicators: [See BIIB daily technical indicators chart]
Daily Lane's Stochastic is overbought while Williams' Percentage Range is strongly overbought. Use the Technical Stock Screener to see the list of stocks with overbought daily Lane's Stochastic or strongly overbought daily Williams' Percentage Range. Use the following link to access Lane's Stochastic help.

The daily MACD line is above its signal line since August 3, 2026. This is an indication that the short-term trend is up.

Daily Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 63.78
Williams' Percentage Range (W%R) 7.20
Strong Overbought
Lane's Stochastic (%D-Slow) 82.57
Overbought
Greed/Fear Indicator (GFI) 79.71
Moving Average Converg./Diverg. (MACD) 3.57
Weekly Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 66.60
Williams' Percentage Range (W%R) 3.20
Strong Overbought
Lane's Stochastic (%D-Slow) 71.77
Greed/Fear Indicator (GFI) 74.52
Moving Average Converg./Diverg. (MACD) 8.40
Trading Signals
Description Value Chart
Upper Bollinger Band 225.75
Weekly Trendline Resistance 224.10
Daily Stochastic Crossing 221.34
Price 218.50
Weekly Stochastic Crossing 213.70
20 Day Moving Average 212.29
Parabolic System 210.49
50 Day Moving Average 207.41
Weekly Trendline Support 204.37
Lower Bollinger Band 201.16
Sector and Industry
Description Name Rank
Sector Health Care 12
Industry Biotechnology 118
Daily Trend
Description Value
Direction Up
Chart Pattern Uptrend
Low 196.92
Low Date 07/23/2026
High 222.85
High Date 08/25/2026
Weekly Trend
Monthly Trend
Description Value
Direction Up
Chart Pattern Rising Channel
Status Valid
Resistance 224.10
Support 204.37
Low 186.03
Low Date 07/15/2026
High 222.85
High Date 08/25/2026
Description Value
Direction Up
Chart Pattern Uptrend
Status
Resistance
Support
Low 168.64
Low Date 04/06/2026
High 222.85
High Date 08/25/2026
Quarterly Trend
Yearly Trend
Description Value
Direction Up
Chart Pattern Uptrend
Status
Resistance
Support
Low 110.00
Low Date 04/09/2025
High 222.85
High Date 08/25/2026
Description Value
Direction Down
Chart Pattern DownTrend
Status
Resistance
Support
High 480.18
High Date 03/20/2015
Low 110.00
Low Date 04/09/2025
Warning: TheGreedyTrader.com presents weekly analysis. Technical indicators and trend parameters are calculated for the close of business day indicated on the top right corner of the screen.