The Greedy Trader Weekly Analysis
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- 5/23/2025 -
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BIOGEN IDEC INC (BIIB) Technical Analysis

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Summary:
Weekly :
Daily :Stochastic has declined below the signal linePrice is near the Fibonacci 23.6% retracement levelPrice is close to the 50 Day Moving Average
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It was a second consecutive positive week for the BIOGEN IDEC INC (BIIB). During the week, the BIIB climbed 0.22 points, or 0.18%, and closed at 125.81 on Friday, May 23, 2025. Weekly volume was 10% 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 trend support level is at 109.73 and resistance is at 172.94. A Falling 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 Falling Channel chart pattern help, or use a Technical Stock Screener to see the list of stocks with Falling Channel pattern in a long-term trend.

Medium-term trend: [See BIIB medium-term trend chart]
A medium-term downtrend had started on July 11, 2024 at 237.98 and reached 110.00 on April 9, 2025. BIIB lost 127.98 points, or 53.78%, in 38 weeks. The price is now at the 12.35% retracement level.

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. 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 April 9, 2025 at 110.00 and reached 131.13 on May 20, 2025. BIIB gained -21.13 points, or -19.21%, in 41 days. Price is near the Fibonacci 23.6% retracement level. The Fibonacci retracement level is considered a support/resistance level.

Daily Technical Indicators: [See BIIB daily technical indicators chart]
Daily technical indicators are neutral. During the last week, daily Lane's Stochastic main line (%K) has declined below the overbought signal line (%D). Such crossover is considered a bearish signal. 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 Lane's Stochastic help.

The daily MACD line is above its signal line since April 22, 2025. This is an indication that the short-term trend is up.

Price is close to the 50 Day Moving Average. 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.

Daily Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 56.28
Williams' Percentage Range (W%R) 43.10
Lane's Stochastic (%D-Slow) 75.52
Greed/Fear Indicator (GFI) 62.90
Moving Average Converg./Diverg. (MACD) -0.15
Weekly Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 42.22
Williams' Percentage Range (W%R) 69.70
Lane's Stochastic (%D-Slow) 28.86
Greed/Fear Indicator (GFI) 34.67
Moving Average Converg./Diverg. (MACD) -14.92
Trading Signals
Description Value Chart
Upper Bollinger Band 131.67
Daily Stochastic Crossing 127.50
50 Day Moving Average 126.06
Price 125.81
20 Day Moving Average 122.67
Parabolic System 121.98
Weekly Stochastic Crossing 119.74
Lower Bollinger Band 116.31
Quarterly Trendline Support 109.73
Sector and Industry
Description Name Rank
Sector Health Care 4
Industry Biotechnology 17
Daily Trend
Description Value
Direction Up
Chart Pattern Rising Channel
Low 115.25
Low Date 05/08/2025
High 131.13
High Date 05/20/2025
Weekly Trend
Monthly Trend
Description Value
Direction Up
Chart Pattern Uptrend
Status
Resistance
Support
Low 110.00
Low Date 04/09/2025
High 131.13
High Date 05/20/2025
Description Value
Direction Down
Chart Pattern DownTrend
Status
Resistance
Support
High 237.98
High Date 07/11/2024
Low 110.00
Low Date 04/09/2025
Quarterly Trend
Yearly Trend
Description Value
Direction Down
Chart Pattern Falling Channel
Status Valid
Resistance 172.94
Support 109.73
High 319.76
High Date 06/12/2023
Low 110.00
Low Date 04/09/2025
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.