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138.60
2.71%
3.66
After Hours:
139.60
1.00
+0.72%
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 August 15, 2025, is $138.60.
- 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 $138.60 now.
- The 52-week high stock price for BIIB is $207.59, representing a 49.78% increase from the current share price, occurred on August 21, 2024.
- The 52-week low stock price for BIIB is $110.03, indicating a -20.61% decrease from the current share price, occurred on April 09, 2025.
- The closing price of Biogen Inc (BIIB) stock in the beginning of 2024 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 |
|---|---|---|---|---|---|
| Aug 15, 2025 | $138.8 | $135.9 | $2.95 | 1,642,787.0 | +2.71% |
| Aug 14, 2025 | $135.2 | $132.2 | $3.07 | 1,169,423.0 | -0.18% |
| Aug 13, 2025 | $135.4 | $129.4 | $5.98 | 1,548,863.0 | +4.86% |
| Aug 12, 2025 | $131.1 | $128.2 | $2.85 | 1,127,597.0 | +0.73% |
| Aug 11, 2025 | $133.7 | $127.7 | $6.02 | 1,070,180.0 | -2.04% |
| Aug 08, 2025 | $131.3 | $127.0 | $4.26 | 1,327,601.0 | +2.29% |
| Aug 07, 2025 | $130.7 | $127.7 | $3.03 | 1,718,057.0 | -1.23% |
| Aug 06, 2025 | $132.7 | $128.9 | $3.77 | 1,537,892.0 | -2.67% |
| Aug 05, 2025 | $134.2 | $131.6 | $2.59 | 1,395,500.0 | +0.52% |
| Aug 04, 2025 | $134.0 | $130.4 | $3.59 | 1,897,505.0 | +0.19% |
| Aug 01, 2025 | $132.9 | $124.6 | $8.34 | 2,797,913.0 | +3.09% |
| Jul 31, 2025 | $135.4 | $127.2 | $8.19 | 3,239,245.0 | +1.07% |
| Jul 30, 2025 | $129.8 | $126.0 | $3.81 | 1,889,930.0 | -0.99% |
| Jul 29, 2025 | $129.3 | $127.6 | $1.66 | 1,108,189.0 | -1.07% |
| Jul 28, 2025 | $131.8 | $128.4 | $3.42 | 1,045,487.0 | -1.70% |
| Jul 25, 2025 | $133.1 | $130.1 | $2.92 | 976,951.0 | -0.81% |
| Jul 24, 2025 | $132.7 | $130.0 | $2.65 | 1,234,791.0 | +1.23% |
| Jul 23, 2025 | $131.2 | $130.0 | $1.27 | 586,665.0 | +2.45% |
| Jul 22, 2025 | $127.9 | $123.4 | $4.56 | 1,318,933.0 | +4.21% |
| Jul 21, 2025 | $125.4 | $121.0 | $4.37 | 1,402,886.0 | -1.85% |
| Jul 18, 2025 | $129.6 | $124.7 | $4.90 | 1,524,759.0 | -2.88% |
| Jul 17, 2025 | $129.2 | $127.3 | $1.90 | 1,151,104.0 | +0.18% |
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 2025
| Month | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Aug, 2025 | $138.8 | $124.6 | $14.27 | 18,876,105.0 | +8.28% |
| 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% |
Biogen Inc Stock (BIIB) Price History 2023
| Month | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Dec, 2023 | $264.0 | $229.2 | $34.82 | 23,559,204.0 | +10.55% |
| Nov, 2023 | $251.5 | $220.9 | $30.65 | 23,270,273.0 | -1.46% |
| Oct, 2023 | $269.4 | $233.8 | $35.67 | 21,943,610.0 | -7.58% |
| Sep, 2023 | $270.5 | $251.8 | $18.65 | 16,108,989.0 | -3.87% |
| Aug, 2023 | $278.9 | $259.8 | $19.19 | 18,328,582.0 | -1.05% |
| Jul, 2023 | $287.6 | $256.1 | $31.47 | 28,764,834.0 | -5.15% |
| Jun, 2023 | $319.8 | $277.7 | $42.05 | 23,414,263.0 | -3.90% |
| May, 2023 | $319.7 | $291.6 | $28.10 | 20,913,534.0 | -2.57% |
| Apr, 2023 | $305.5 | $273.4 | $32.11 | 17,355,043.0 | +9.42% |
| Mar, 2023 | $279.0 | $254.8 | $24.20 | 19,956,621.0 | +3.03% |
| Feb, 2023 | $293.5 | $266.8 | $26.70 | 17,527,706.0 | -7.23% |
| Jan, 2023 | $295.9 | $265.3 | $30.58 | 24,111,421.0 | +5.05% |
1.49%
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