The Greedy Trader Weekly Analysis
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Biotechnology Industry Stocks Technical Analysis - BIIB

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- 7/17/2026 -
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BIOGEN IDEC INC (BIIB) Technical Analysis

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Summary:
Weekly :Overbought sector
Daily :The price has risen above the Parabolic SARThe price moved above the moving average in the center of the Bollinger Bands
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It was a first positive week for the BIOGEN IDEC INC (BIIB). During the week, the BIIB gained 6.84 points, or 3.43%, and closed at 205.99 on Friday, July 17, 2026. Weekly volume was 49% above 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 219.72 on June 29, 2026. BIIB gained -109.72 points, or -99.75%, in 63 weeks. The price is now at the 12.51% retracement level.

Medium-term trend: [See BIIB medium-term trend chart]
A medium-term uptrend had started on April 6, 2026 at 168.64 and reached 219.72 on June 29, 2026. BIIB gained -51.08 points, or -30.29%, in 12 weeks. The chart has formed a Rising Channel chart pattern. The trend support level is at 198.45 and resistance is at 225.17. 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 technical indicators are neutral.

The weekly MACD line is above its signal line since June 18, 2026. This is an indication that the medium-term trend is up. The distance between MACD and the signal line is low and getting smaller. It indicates that the current medium-term uptrend is getting weak. Use the following link to access a MACD help.

Short-term trend: [See BIIB short-term trend chart]
A short-term downtrend had started on June 29, 2026 at 219.72 and reached 186.03 on July 15, 2026. BIIB lost 33.69 points, or 15.33%, in 16 days. The price is now at the 59.25% retracement level.

Daily Technical Indicators: [See BIIB daily technical indicators chart]
Daily technical indicators are neutral.

The daily MACD line is below its signal line since July 7, 2026. This is an indication that the short-term trend is down.

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.

Daily Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 43.58
Williams' Percentage Range (W%R) 33.00
Lane's Stochastic (%D-Slow) 49.14
Greed/Fear Indicator (GFI) 53.24
Moving Average Converg./Diverg. (MACD) 1.97
Weekly Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 71.66
Williams' Percentage Range (W%R) 21.80
Lane's Stochastic (%D-Slow) 68.61
Greed/Fear Indicator (GFI) 67.06
Moving Average Converg./Diverg. (MACD) 8.14
Trading Signals
Description Value Chart
Monthly Trendline Resistance 225.17
Upper Bollinger Band 217.74
Weekly Stochastic Crossing 208.01
Price 205.99
20 Day Moving Average 204.77
Daily Stochastic Crossing 199.88
50 Day Moving Average 198.81
Monthly Trendline Support 198.45
Lower Bollinger Band 188.20
Parabolic System 187.04
Sector and Industry
Description Name Rank
Sector Health Care 10
Industry Biotechnology 84
Daily Trend
Description Value
Direction Up
Chart Pattern Uptrend
Low 186.03
Low Date 07/15/2026
High 215.79
High Date 07/17/2026
Weekly Trend
Monthly Trend
Description Value
Direction Down
Chart Pattern DownTrend
Status
Resistance
Support
High 219.72
High Date 06/29/2026
Low 186.03
Low Date 07/15/2026
Description Value
Direction Up
Chart Pattern Rising Channel
Status Valid
Resistance 225.17
Support 198.45
Low 168.64
Low Date 04/06/2026
High 219.72
High Date 06/29/2026
Quarterly Trend
Yearly Trend
Description Value
Direction Up
Chart Pattern Uptrend
Status
Resistance
Support
Low 110.00
Low Date 04/09/2025
High 219.72
High Date 06/29/2026
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.