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184.72
1.20%
2.108
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 January 07, 2026, is $184.72.
- 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 $184.72 now.
- The 52-week high stock price for BIIB is $185.17, representing a 0.24% increase from the current share price, occurred on November 24, 2025.
- The 52-week low stock price for BIIB is $110.03, indicating a -40.43% decrease from the current share price, occurred on April 09, 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:
Daily
Weekly
Monthly
7D
30D
60D
YTD
1Y
| Date | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Jan 07, 2026 | $186.5 | $181.7 | $4.78 | 1,103,609.0 | +1.15% |
| Jan 06, 2026 | $183.0 | $174.3 | $8.67 | 2,115,045.0 | +4.57% |
| Jan 05, 2026 | $180.6 | $171.6 | $8.95 | 1,663,597.0 | -1.79% |
| Jan 02, 2026 | $178.2 | $174.3 | $3.96 | 1,095,632.0 | +1.04% |
| Dec 31, 2025 | $177.2 | $175.0 | $2.17 | 882,828.0 | -0.23% |
| Dec 30, 2025 | $177.0 | $175.7 | $1.27 | 609,739.0 | -0.24% |
| Dec 29, 2025 | $178.5 | $176.3 | $2.15 | 928,037.0 | -0.14% |
| Dec 26, 2025 | $177.2 | $175.0 | $2.19 | 687,357.0 | +0.43% |
| Dec 24, 2025 | $177.2 | $175.4 | $1.81 | 434,750.0 | +0.86% |
| Dec 23, 2025 | $175.6 | $173.1 | $2.50 | 1,275,781.0 | +0.07% |
| Dec 22, 2025 | $177.3 | $172.9 | $4.39 | 1,846,731.0 | -0.06% |
| Dec 19, 2025 | $176.4 | $170.0 | $6.42 | 14,982,517.0 | +2.88% |
| Dec 18, 2025 | $173.0 | $168.6 | $4.44 | 2,760,853.0 | -1.27% |
| Dec 17, 2025 | $173.8 | $169.6 | $4.28 | 2,783,492.0 | +0.35% |
| Dec 16, 2025 | $174.5 | $169.5 | $4.99 | 2,378,629.0 | -2.41% |
| Dec 15, 2025 | $175.9 | $170.4 | $5.49 | 2,248,468.0 | +0.94% |
| Dec 12, 2025 | $175.1 | $171.3 | $3.81 | 1,753,368.0 | +0.93% |
| Dec 11, 2025 | $180.8 | $172.0 | $8.79 | 2,709,402.0 | -2.84% |
| Dec 10, 2025 | $178.2 | $169.2 | $8.93 | 2,130,982.0 | +0.97% |
| Dec 09, 2025 | $182.0 | $175.4 | $6.60 | 1,506,724.0 | -2.55% |
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 |
|---|---|---|---|---|---|
| Jan, 2026 | $186.5 | $171.6 | $14.87 | 5,977,883.0 | +4.95% |
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% |
0.31%
0.75%
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