5 DAY PERFORMANCE
-2.26%
1 MONTH PERFORMANCE
+16.14%
3 MONTH PERFORMANCE
+14.21%
6 MONTH PERFORMANCE
+38.20%
YEAR-TO-DATE PERFORMANCE
+9.14%
1 YEAR PERFORMANCE
+40.12%
Biogen Inc Stock Chart
Share Price History
| Date | Opening Price | Closing Price | High | Low | Volume | Market Capitalization |
|---|---|---|---|---|---|---|
| 02/19/2026 | $193.51 | $192.08 (-0.74%) | $195.00 | $191.06 | 934.11 K | $28.18 B |
| 02/18/2026 | $195.32 | $194.13 (-0.61%) | $195.68 | $193.11 | 1.05 M | $28.48 B |
| 02/17/2026 | $197.46 | $195.62 (-0.93%) | $200.29 | $193.37 | 986.54 K | $28.70 B |
| 02/13/2026 | $196.27 | $196.52 (0.13%) | $199.50 | $195.52 | 1.35 M | $28.83 B |
| 02/12/2026 | $190.15 | $195.50 (2.81%) | $196.00 | $189.00 | 1.66 M | $28.68 B |
| 02/11/2026 | $188.35 | $191.20 (1.51%) | $192.00 | $187.20 | 996.93 K | $28.05 B |
| 02/10/2026 | $194.07 | $188.99 (-2.62%) | $195.72 | $188.74 | 1.84 M | $27.72 B |
| 02/09/2026 | $199.83 | $193.81 (-3.01%) | $201.00 | $191.88 | 2.10 M | $28.43 B |
| 02/06/2026 | $187.01 | $201.18 (7.58%) | $202.41 | $184.60 | 3.40 M | $29.51 B |
| 02/05/2026 | $184.87 | $185.36 (0.27%) | $187.73 | $184.54 | 2.54 M | $27.19 B |
| 02/04/2026 | $177.25 | $185.45 (4.63%) | $186.24 | $177.10 | 2.08 M | $27.21 B |
| 02/03/2026 | $177.79 | $176.76 (-0.58%) | $182.67 | $176.19 | 1.59 M | $25.93 B |
| 02/02/2026 | $179.30 | $179.09 (-0.12%) | $180.76 | $177.58 | 1.29 M | $26.27 B |
| 01/30/2026 | $177.09 | $179.89 (1.58%) | $180.14 | $175.96 | 1.49 M | $26.37 B |
| 01/29/2026 | $174.88 | $176.18 (0.74%) | $177.20 | $173.51 | 1.15 M | $25.83 B |
| 01/28/2026 | $173.63 | $174.83 (0.69%) | $175.06 | $170.85 | 1.30 M | $25.63 B |
| 01/27/2026 | $173.02 | $174.12 (0.64%) | $176.14 | $172.23 | 748.10 K | $25.53 B |
| 01/26/2026 | $171.67 | $173.12 (0.84%) | $174.31 | $170.59 | 1.05 M | $25.38 B |
| 01/23/2026 | $173.17 | $171.59 (-0.91%) | $173.90 | $170.04 | 1.25 M | $25.16 B |
| 01/22/2026 | $171.78 | $173.80 (1.18%) | $175.29 | $171.65 | 996.43 K | $25.48 B |
| 01/21/2026 | $165.31 | $172.62 (4.42%) | $172.87 | $165.31 | 1.45 M | $25.31 B |
| 01/20/2026 | $161.51 | $165.38 (2.4%) | $165.61 | $160.36 | 1.88 M | $24.24 B |
| 01/16/2026 | $168.87 | $164.42 (-2.64%) | $169.34 | $163.74 | 1.82 M | $24.10 B |
| 01/15/2026 | $169.03 | $168.57 (-0.27%) | $169.79 | $166.79 | 1.56 M | $24.71 B |
| 01/14/2026 | $177.73 | $169.31 (-4.74%) | $178.41 | $165.58 | 3.64 M | $24.82 B |
| 01/13/2026 | $185.42 | $178.30 (-3.84%) | $186.32 | $177.05 | 1.60 M | $26.14 B |
| 01/12/2026 | $188.00 | $185.63 (-1.26%) | $188.00 | $182.73 | 1.28 M | $27.21 B |
| 01/09/2026 | $186.74 | $187.62 (0.47%) | $190.20 | $186.49 | 1.42 M | $27.51 B |
| 01/08/2026 | $187.02 | $186.00 (-0.55%) | $187.77 | $183.50 | 1.62 M | $27.27 B |
| 01/07/2026 | $181.70 | $186.91 (2.87%) | $187.06 | $181.70 | 2.12 M | $27.40 B |
| 01/06/2026 | $174.94 | $182.61 (4.38%) | $182.97 | $174.30 | 2.12 M | $26.77 B |
| 01/05/2026 | $175.73 | $174.63 (-0.63%) | $180.56 | $171.61 | 1.66 M | $25.60 B |
| 01/02/2026 | $175.37 | $177.82 (1.4%) | $178.24 | $174.28 | 1.10 M | $26.07 B |
| 12/31/2025 | $175.76 | $175.99 (0.13%) | $177.19 | $175.02 | 890.44 K | $25.80 B |
| 12/30/2025 | $176.30 | $176.40 (0.06%) | $176.99 | $175.72 | 609.87 K | $25.86 B |
| 12/29/2025 | $177.00 | $176.83 (-0.1%) | $178.46 | $176.31 | 928.19 K | $25.92 B |
| 12/26/2025 | $175.30 | $177.08 (1.02%) | $177.19 | $175.00 | 687.40 K | $25.96 B |
| 12/24/2025 | $175.73 | $176.33 (0.34%) | $177.18 | $175.37 | 434.75 K | $25.85 B |
| 12/23/2025 | $174.26 | $174.82 (0.32%) | $175.58 | $173.08 | 1.28 M | $25.63 B |
| 12/22/2025 | $174.78 | $174.70 (-0.05%) | $177.29 | $172.90 | 1.91 M | $25.61 B |
| 12/19/2025 | $171.32 | $174.80 (2.03%) | $176.42 | $170.00 | 14.99 M | $25.63 B |
| 12/18/2025 | $171.59 | $169.91 (-0.98%) | $173.00 | $168.56 | 2.76 M | $24.91 B |
| 12/17/2025 | $171.43 | $172.10 (0.39%) | $173.83 | $169.55 | 2.78 M | $25.23 B |
| 12/16/2025 | $174.51 | $171.50 (-1.72%) | $174.51 | $169.52 | 2.41 M | $25.14 B |
| 12/15/2025 | $173.67 | $175.74 (1.19%) | $175.94 | $170.45 | 2.29 M | $25.76 B |
| 12/12/2025 | $173.49 | $174.10 (0.35%) | $175.08 | $171.27 | 1.78 M | $25.52 B |
| 12/11/2025 | $177.47 | $172.50 (-2.8%) | $180.79 | $172.00 | 2.72 M | $25.29 B |
| 12/10/2025 | $173.30 | $177.55 (2.45%) | $178.17 | $169.24 | 2.15 M | $26.03 B |
| 12/09/2025 | $179.91 | $175.84 (-2.26%) | $181.99 | $175.39 | 1.51 M | $25.78 B |
| 12/08/2025 | $181.30 | $180.44 (-0.47%) | $182.12 | $179.21 | 1.47 M | $26.45 B |
| 12/05/2025 | $181.96 | $181.30 (-0.36%) | $183.15 | $181.10 | 1.21 M | $26.58 B |
| 12/04/2025 | $181.86 | $181.98 (0.07%) | $182.69 | $179.27 | 1.25 M | $26.68 B |
| 12/03/2025 | $180.17 | $180.75 (0.32%) | $182.94 | $178.05 | 1.85 M | $26.50 B |
| 12/02/2025 | $177.32 | $180.18 (1.61%) | $180.55 | $174.53 | 1.87 M | $26.41 B |
| 12/01/2025 | $180.15 | $177.78 (-1.32%) | $181.78 | $175.88 | 1.95 M | $26.06 B |
| 11/28/2025 | $182.07 | $182.09 (0.01%) | $182.74 | $180.69 | 566.40 K | $26.69 B |
| 11/26/2025 | $181.96 | $181.94 (-0.01%) | $183.93 | $180.76 | 1.48 M | $26.67 B |
| 11/25/2025 | $177.07 | $181.96 (2.76%) | $182.97 | $176.09 | 2.34 M | $26.68 B |
| 11/24/2025 | $177.65 | $176.82 (-0.47%) | $185.17 | $175.57 | 4.16 M | $25.92 B |
| 11/21/2025 | $168.54 | $175.30 (4.01%) | $176.02 | $167.42 | 2.27 M | $25.70 B |
| 11/20/2025 | $168.15 | $168.18 (0.02%) | $170.91 | $165.75 | 1.91 M | $24.66 B |
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