172.97
price down icon2.34%   -4.14
after-market After Hours: 172.97
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Biogen Inc Stock (BIIB) Price History

The historical daily chart and data for Biogen Inc stock (BIIB), show that the latest closing stock price as of April 10, 2026, is $172.97.
  • Biogen Inc all-time high stock price is $480.18, occurred on March 20, 2015.
  • The lowest Biogen Inc stock price recorded was $0.00 on November 06, 2020. Since then, Biogen Inc's stock price has risen over to $172.97 now.
  • The 52-week high stock price for BIIB is $202.41, representing a 17.02% increase from the current share price, occurred on February 06, 2026.
  • The 52-week low stock price for BIIB is $114.66, indicating a -33.71% decrease from the current share price, occurred on April 17, 2025.
  • The closing price of Biogen Inc (BIIB) stock in the beginning of 2025 was $244.12. The stock closed the year at $276.92, a gain of over 13.44% for the year.
The table below shows more information about BIIB historical price data:
Date High Low High - Low Volume % Change
Apr 10, 2026 $178.0 $172.3 $5.65 1,501,770.0 -2.34%
Apr 09, 2026 $180.1 $175.0 $5.09 1,266,250.0 -1.55%
Apr 08, 2026 $180.2 $176.3 $3.89 1,285,476.0 +2.44%
Apr 07, 2026 $175.6 $170.4 $5.21 1,512,006.0 +1.90%
Apr 06, 2026 $177.4 $168.6 $8.75 2,075,003.0 -2.82%
Apr 02, 2026 $182.0 $176.4 $5.59 1,338,556.0 -3.50%
Apr 01, 2026 $186.3 $181.7 $4.60 1,389,506.0 +0.25%
Mar 31, 2026 $184.7 $171.4 $13.31 2,715,992.0 -2.26%
Mar 30, 2026 $190.1 $185.5 $4.59 799,789.0 +2.03%
Mar 27, 2026 $191.1 $183.0 $8.05 935,036.0 -3.78%
Mar 26, 2026 $192.3 $188.4 $3.92 879,277.0 +0.99%
Mar 25, 2026 $189.4 $184.9 $4.47 775,062.0 +2.85%
Mar 24, 2026 $184.8 $180.3 $4.51 644,002.0 +0.16%
Mar 23, 2026 $185.0 $183.0 $2.00 998,267.0 +1.20%
Mar 20, 2026 $183.7 $180.5 $3.22 2,214,162.0 -1.06%
Mar 19, 2026 $185.4 $181.7 $3.76 758,496.0 +0.60%
Mar 18, 2026 $184.3 $180.5 $3.83 846,125.0 -1.61%
Mar 17, 2026 $186.5 $183.2 $3.32 809,976.0 +1.11%
Mar 16, 2026 $184.6 $181.9 $2.74 983,580.0 +0.94%

Biogen Inc Stock (BIIB) Year by Year Price History

In this detailed analysis, we present a comprehensive overview of the price movements of Biogen Inc stock over the years. By exploring the year-by-year data, investors can gain valuable insights into the historical performance and volatility of BIIB shares. From significant milestones and fluctuations to notable trends, this in-depth examination of Biogen Inc stock price history provides a foundation for understanding how the company's stock has evolved over time.

Biogen Inc Stock (BIIB) Price History 2026

Month High Low High - Low Volume % Change
Apr, 2026 $186.3 $168.6 $17.67 11,870,337.0 -5.65%
Mar, 2026 $193.0 $171.4 $21.62 21,843,705.0 -4.43%
Feb, 2026 $202.4 $176.2 $26.22 27,527,998.0 +6.63%
Jan, 2026 $190.2 $160.4 $29.84 31,061,717.0 +2.22%

Biogen Inc Stock (BIIB) Price History 2025

Month High Low High - Low Volume % Change
Dec, 2025 $183.1 $168.6 $14.59 48,124,565.0 -3.12%
Nov, 2025 $185.2 $148.5 $36.66 38,224,910.0 +18.03%
Oct, 2025 $160.2 $138.0 $22.20 40,411,606.0 +10.13%
Sep, 2025 $150.3 $133.5 $16.75 35,274,516.0 +5.94%
Aug, 2025 $142.3 $124.6 $17.76 30,523,212.0 +3.30%
Jul, 2025 $137.8 $121.0 $16.79 28,738,569.0 +1.92%
Jun, 2025 $136.8 $123.2 $13.63 26,406,033.0 -3.24%
May, 2025 $132.9 $115.2 $17.69 36,993,413.0 +7.19%
Apr, 2025 $137.3 $110.0 $27.28 36,534,789.0 -11.52%
Mar, 2025 $157.1 $134.7 $22.38 33,198,418.0 -2.60%
Feb, 2025 $147.0 $128.5 $18.49 30,242,196.0 -2.38%
Jan, 2025 $156.4 $139.7 $16.66 24,484,755.0 -5.88%

Biogen Inc Stock (BIIB) Price History 2024

Month High Low High - Low Volume % Change
Dec, 2024 $165.3 $145.1 $20.21 29,669,072.0 -6.50%
Nov, 2024 $179.2 $153.6 $25.58 33,387,733.0 -7.68%
Oct, 2024 $195.0 $173.9 $21.12 27,655,891.0 -10.24%
Sep, 2024 $206.7 $188.8 $17.92 21,324,270.0 -5.33%
Aug, 2024 $219.4 $196.9 $22.54 19,019,790.0 -3.96%
Jul, 2024 $238.0 $209.8 $28.25 21,425,395.0 -8.03%
Jun, 2024 $237.5 $220.0 $17.52 20,317,487.0 +3.06%
May, 2024 $236.9 $210.3 $26.57 21,783,068.0 +4.71%
Apr, 2024 $218.9 $189.4 $29.42 28,374,556.0 -0.38%
Mar, 2024 $230.2 $211.0 $19.21 26,236,771.0 -0.63%
Feb, 2024 $249.3 $215.7 $33.65 25,206,719.0 -12.03%
Jan, 2024 $268.3 $240.8 $27.47 20,166,869.0 -4.68%
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