Stock Forecast Chart
Stock Price Prediction Summary
Forecast Score Based on 2 Weeks
Based on our forecast, the price of BIIB will decline by -0.75% over the next 2 Weeks and hit $183.98 by Thursday, February 19, 2026. In that time frame, BIIB's share price is expected to range between $177.74 and $190.30.
BearishAverageBullish| Date | Predicted Lower | Predicted | Predicted Upper |
|---|---|---|---|
| Feb 19, 2026 | 177.74 | 183.98 | 190.30 |
| Feb 18, 2026 | 177.11 | 183.54 | 189.95 |
| Feb 17, 2026 | 177.25 | 183.40 | 189.57 |
| Feb 16, 2026 | 179.31 | 185.67 | 191.85 |
| Feb 13, 2026 | 178.51 | 184.85 | 191.26 |
| Feb 12, 2026 | 178.51 | 184.79 | 190.81 |
| Feb 11, 2026 | 177.65 | 184.36 | 190.61 |
| Feb 10, 2026 | 177.88 | 184.22 | 190.35 |
| Feb 9, 2026 | 180.14 | 186.48 | 192.87 |
| Feb 6, 2026 | 179.46 | 185.67 | 191.99 |
BIIB shares fell -0.05% in Thursday, February 5, 2026's trading session, dropping from a previous close of $185.45 to move at $185.36. The stock demonstrated notable intraday movement (see BIIB's key stats for a full breakdown), fluctuating between $184.54 and $187.73, a +1.73% trading range. While recent weeks have seen some volatility, BIIB has managed to secure a +8.02% gain over the past 2 weeks. The downward price movement was accompanied by increased trading volume, with approximately 2.53M shares changing hands, 490.96K more than the previous session. This amounted to $468.38M in total market activity.
Will BIIB Continue Its Upward Trend?
According to analyst ratings and projections for BIIB, Biogen Inc. shares are anticipated to increase by +2.60%, potentially reaching $190.30 per share by February 19, 2026. Short-term technical indicators currently suggest a neutral sentiment for BIIB. For deeper insights, view our sentiment analysis on AAPL covering social and institutional perspectives. However, the stock has recorded 16 positive trading days within the past 30 sessions. Based on the BIIB stock forecast, now is a good time to buy BIIB stock because its current trading price is +0.75% above our predicted value, hinting at a possible undervaluation. For deeper insights, view our sentiment analysis on BIIB covering social and institutional perspectives.
BIIB Technical Momentum: Overbought, Oversold, or Neutral?
An analysis of Relative Strength Index (RSI) indicators provides insight into BIIB's momentum. Short-term RSIs (9, 14, and 20-day figures ranging from 60.14% to 67.69%) suggest the stock is in a bullish momentum phase. The 50-day RSI, at 58.20%, suggests a neutral medium-term outlook. Additionally, the 100-day RSI, at 55.78%, maintains a neutral outlook for the long term. Insights into BIIB's shareholder base show how institutional investors are positioning themselves during these momentum shifts
Biogen Short-Term Forecasts
BIIB Forecast For Next 5 Days
Our algorithm anticipates Biogen (BIIB) stock could hit $193.46 by Feb 12, 2026. This represents a +4.37% fall from today's price, following a -10.91% change over the past five days.
BIIB Forecast For Next 30 Days
Based on analysis of market trends, the outlook for Biogen Inc. (BIIB) stock over the next 30 days is largely positive. Price forecasts suggest an average target of $194.26, which would mean a +4.80% increase from the current price of $185.36. Projections for this period range from a high of $210.54 to a low of $181.32.
BIIB Forecast For Next 90 Days
Our proprietary market analysis suggests predictions for Biogen's price over the next three months point to a drop. BIIB stock is expected to peak at $195.93 on Mar 03, 2026 before potentially dipping to $164.09 on May 06, 2026. On average, BIIB is likely to trade around $181.56 in the coming 90 days.
Biogen Stock Forecast 2025
Based on our predictive models, Biogen (BIIB) is expected to trade between $124.34 and $195.93 throughout 2026. This would result in an average price of $163.59, potentially offering investors a -11.74% return from current levels.
Biogen Inc. Monthly Forecast 2026–2027
February 2026
According to our latest forecast models, Biogen Inc. (BIIB) is positioned to show a strong performance in February 2026. The price is predicted to move between $173.84 and $195.89, settling at an average of $184.51. This could translate to a -0.46% loss.
March 2026
Based on current market signals, Biogen Inc. is projected to trend march 2026. We forecast a trading range from $171.04 to $195.93, with a likely average price of $183.45. Investors could expect a potential return of -1.03%.
April 2026
Our predictive algorithms indicate Biogen Inc. stock may see a shift in April 2026. The expected range spans $165.04–$193.49, with an average target of $178.77. This represents a cautious outlook and a possible loss of -3.56%.
May 2026
Analyzing established trends, Biogen Inc. looks set to move in May 2026. Projections place the stock between $161.96 and $186.17, averaging around $173.29. This suggests a -6.51% loss from current levels.
June 2026
Market indicators suggest Biogen Inc. could experience notable changes during June 2026. Prices could fluctuate within $160.15 to $187.45, with a midpoint forecast of $173.71. The stock might deliver a -6.29% loss.
July 2026
Forecasting for July 2026, models estimate that Biogen Inc. may undergo key fluctuations. If trends hold, the stock might trade between $149.88 and $177.59, averaging $161.58. This signals a cautious trajectory with potential returns around -12.83%.
August 2026
According to our latest forecast models, Biogen Inc. (BIIB) is positioned to show a strong performance in August 2026. The price is predicted to move between $147.09 and $172.42, settling at an average of $159.41. This could translate to a -14.00% loss.
September 2026
Based on current market signals, Biogen Inc. is projected to trend september 2026. We forecast a trading range from $142.02 to $169.23, with a likely average price of $154.36. Investors could expect a potential return of -16.72%.
October 2026
Our predictive algorithms indicate Biogen Inc. stock may see a shift in October 2026. The expected range spans $137.32–$165.90, with an average target of $150.07. This represents a cautious outlook and a possible loss of -19.04%.
November 2026
Analyzing established trends, Biogen Inc. looks set to move in November 2026. Projections place the stock between $132.11 and $167.97, averaging around $149.63. This suggests a -19.28% loss from current levels.
December 2026
Market indicators suggest Biogen Inc. could experience notable changes during December 2026. Prices could fluctuate within $124.34 to $149.01, with a midpoint forecast of $137.26. The stock might deliver a -25.95% loss.
January 2027
Forecasting for January 2027, models estimate that Biogen Inc. may undergo key fluctuations. If trends hold, the stock might trade between $123.14 and $146.64, averaging $135.72. This signals a cautious trajectory with potential returns around -26.78%.
February 2027
According to our latest forecast models, Biogen Inc. (BIIB) is positioned to show a strong performance in February 2027. The price is predicted to move between $121.05 and $143.27, settling at an average of $131.34. This could translate to a -29.14% loss.
BIIB's history of dividends and stock splits also plays a role in long-term investor confidence.