The Greedy Trader Weekly Analysis
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Downtrend Resistance
Downtrend Resistance stock alert presents a technical analysis stock market picking technique based on combination of technical indicators, stock trend analysis, trend following indicators and pattern recognition. Stock market alert is a warning signal. Downtrend Resistance stock alert indicates that price is near long-term resistance trendline and probability of short-term trend reversal is high.

The strategy is based on selling long (or taking short) position on downtrend testing resistance. The strategy has low to medium risk and average reword.

Downtrend Resistance

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- 9/12/2025 -
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BIOGEN IDEC INC (BIIB) Technical Analysis

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Summary:
Weekly :Overbought sectorWilliams' Percentage Range is strongly overboughtTrend resistance at 143.70
Daily :Williams' Percentage Range and Lane's Stochastic are overboughtMACD bearish divergence
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It was a second consecutive positive week for the BIOGEN IDEC INC (BIIB). During the week, the BIIB gained 4.19 points, or 2.98%, and closed at 144.86 on Friday, September 12, 2025. Weekly volume was 6% 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 price is near the trend resistance line (143.70). The resistance is usually stronger when technical indicators are overbought. Use the following links to access Trend Support/Resistance Help, or use the Technical Stock Screener to see the list of stocks with price testing the trend resistance line in a long-term trend.

Medium-term trend: [See BIIB medium-term trend chart]
A medium-term uptrend had started on July 21, 2025 at 121.05 and reached 150.28 on September 12, 2025. BIIB gained -29.23 points, or -24.15%, in 7 weeks. The chart has formed a Rising Channel chart pattern. The trend support level is at 136.90 and resistance is at 148.35. 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 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 August 29, 2025 at 131.52 and reached 150.28 on September 12, 2025. BIIB gained -18.76 points, or -14.26%, in 14 days. The price is now at the 28.89% retracement level.

Daily Technical Indicators: [See BIIB daily technical indicators chart]
Daily Williams' Percentage Range and Lane's Stochastic are overbought. Use the Technical Stock Screener to see the list of stocks with overbought daily Williams' Percentage Range and Lane's Stochastic. Daily MACD has bearish divergence. Use the following links to access the MACD help, or use the Technical Stock Screener to see the list of stocks with daily MACD bearish divergence. The divergence between price and indicator is considering one of the most important buy/sell stocks trading signal. Use the following link to access Lane's Stochastic help.

The daily MACD line is above its signal line since September 2, 2025. This is an indication that the short-term trend is up. The distance between MACD and the signal line is low, but getting bigger. It indicates that the current short-term uptrend is getting stronger.

Daily Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 58.22
Williams' Percentage Range (W%R) 11.70
Overbought
Lane's Stochastic (%D-Slow) 81.27
Overbought
Greed/Fear Indicator (GFI) 75.92
Moving Average Converg./Diverg. (MACD) 2.55 Bearish
Weekly Oscillators
Description Value Status Divergence Chart
Relative Strength Index (RSI) 59.61
Williams' Percentage Range (W%R) 6.30
Strong Overbought
Lane's Stochastic (%D-Slow) 77.64
Greed/Fear Indicator (GFI) 76.23
Moving Average Converg./Diverg. (MACD) -5.16
Trading Signals
Description Value Chart
Weekly Trendline Resistance 148.35
Daily Stochastic Crossing 148.14
Upper Bollinger Band 147.02
Price 144.86
Weekly Stochastic Crossing 144.85
Quarterly Trendline Resistance 143.70
20 Day Moving Average 139.41
Weekly Trendline Support 136.90
Parabolic System 135.68
50 Day Moving Average 134.01
Lower Bollinger Band 131.69
Sector and Industry
Description Name Rank
Sector Health Care 8
Industry Biotechnology 53
Daily Trend
Description Value
Direction Up
Chart Pattern Uptrend
Low 131.52
Low Date 08/29/2025
High 150.28
High Date 09/12/2025
Weekly Trend
Monthly Trend
Description Value
Direction Up
Chart Pattern Rising Channel
Status Valid
Resistance 148.35
Support 136.90
Low 121.05
Low Date 07/21/2025
High 150.28
High Date 09/12/2025
Description Value
Direction Up
Chart Pattern Uptrend
Status
Resistance
Support
Low 110.00
Low Date 04/09/2025
High 150.28
High Date 09/12/2025
Quarterly Trend
Yearly Trend
Description Value
Direction Down
Chart Pattern Falling Channel
Status Test Resistance
Resistance 143.70
Support 77.74
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.