Biogen Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2025-02-14 | 140.14 | 141.69 | 136.05 | 137.33 | 137.33 | 1,692,200 |
| 2025-02-13 | 132.15 | 139.10 | 132.15 | 138.45 | 138.45 | 2,257,400 |
| 2025-02-12 | 136.76 | 137.79 | 128.51 | 133.43 | 133.43 | 3,538,200 |
| 2025-02-11 | 140.66 | 141.56 | 138.72 | 139.39 | 139.39 | 1,910,100 |
| 2025-02-10 | 141.63 | 142.68 | 140.06 | 142.54 | 142.54 | 1,523,700 |
| 2025-02-07 | 141.84 | 143.69 | 140.75 | 141.35 | 141.35 | 1,154,100 |
| 2025-02-06 | 145.18 | 145.98 | 141.69 | 142.37 | 142.37 | 1,329,300 |
| 2025-02-05 | 142.90 | 147.00 | 142.64 | 145.53 | 145.53 | 1,173,500 |
| 2025-02-04 | 141.08 | 143.98 | 141.07 | 142.49 | 142.49 | 1,055,800 |
| 2025-02-03 | 142.81 | 144.50 | 141.64 | 142.34 | 142.34 | 1,110,600 |
| 2025-01-31 | 145.20 | 147.40 | 143.63 | 143.93 | 143.93 | 1,402,200 |
| 2025-01-30 | 145.84 | 147.64 | 145.24 | 146.23 | 146.23 | 1,110,800 |
| 2025-01-29 | 145.10 | 147.38 | 143.34 | 144.41 | 144.41 | 1,484,400 |
| 2025-01-28 | 148.29 | 148.55 | 145.08 | 145.49 | 145.49 | 1,301,700 |
| 2025-01-27 | 146.55 | 149.67 | 146.55 | 148.76 | 148.76 | 1,662,700 |
| 2025-01-24 | 143.45 | 146.33 | 141.98 | 146.20 | 146.20 | 1,302,700 |
| 2025-01-23 | 143.14 | 143.77 | 139.83 | 143.67 | 143.67 | 1,466,000 |
| 2025-01-22 | 140.75 | 143.15 | 139.71 | 142.75 | 142.75 | 1,082,700 |
| 2025-01-21 | 141.00 | 142.09 | 140.59 | 140.98 | 140.98 | 1,183,500 |
| 2025-01-17 | 143.13 | 143.50 | 140.06 | 140.55 | 140.55 | 1,149,900 |
| 2025-01-16 | 140.49 | 142.39 | 140.05 | 141.23 | 141.23 | 1,198,700 |
| 2025-01-15 | 145.46 | 146.15 | 140.87 | 141.00 | 141.00 | 1,557,600 |
| 2025-01-14 | 149.92 | 150.22 | 142.42 | 143.06 | 143.06 | 1,710,000 |
| 2025-01-13 | 148.92 | 150.48 | 145.82 | 150.18 | 150.18 | 1,142,800 |
| 2025-01-10 | 149.18 | 150.20 | 147.65 | 148.82 | 148.82 | 1,256,300 |
| 2025-01-08 | 152.27 | 152.82 | 150.07 | 150.75 | 150.75 | 1,038,700 |
| 2025-01-07 | 153.11 | 156.37 | 152.90 | 153.15 | 153.15 | 1,110,300 |
| 2025-01-06 | 151.93 | 153.60 | 151.62 | 153.27 | 153.27 | 1,319,800 |
| 2025-01-03 | 149.73 | 152.97 | 149.73 | 152.21 | 152.21 | 1,188,700 |
| 2025-01-02 | 153.84 | 154.12 | 149.84 | 150.00 | 150.00 | 1,097,100 |
| 2024-12-31 | 150.80 | 153.04 | 150.19 | 152.92 | 152.92 | 1,148,400 |
| 2024-12-30 | 150.92 | 151.18 | 148.19 | 150.19 | 150.19 | 1,163,700 |
| 2024-12-27 | 148.74 | 151.88 | 148.23 | 151.31 | 151.31 | 1,128,500 |
| 2024-12-26 | 148.00 | 150.68 | 147.83 | 149.90 | 149.90 | 846,000 |
| 2024-12-24 | 148.67 | 149.41 | 147.07 | 149.02 | 149.02 | 524,900 |
| 2024-12-23 | 146.00 | 149.92 | 145.52 | 149.38 | 149.38 | 1,534,900 |
| 2024-12-20 | 145.64 | 147.85 | 145.07 | 146.47 | 146.47 | 5,776,200 |
| 2024-12-19 | 146.60 | 148.25 | 145.24 | 147.39 | 147.39 | 1,650,000 |
| 2024-12-18 | 150.01 | 151.49 | 146.57 | 146.79 | 146.79 | 1,495,700 |
| 2024-12-17 | 150.16 | 154.24 | 149.93 | 150.64 | 150.64 | 1,377,800 |
| 2024-12-16 | 149.00 | 152.25 | 148.60 | 150.49 | 150.49 | 1,897,100 |
| 2024-12-13 | 154.57 | 154.57 | 149.94 | 150.03 | 150.03 | 1,608,400 |
| 2024-12-12 | 156.70 | 158.20 | 155.21 | 155.33 | 155.33 | 1,050,600 |
| 2024-12-11 | 156.37 | 158.15 | 153.69 | 157.46 | 157.46 | 1,395,300 |
| 2024-12-10 | 157.34 | 158.10 | 154.99 | 156.32 | 156.32 | 1,863,000 |
| 2024-12-09 | 157.21 | 160.74 | 155.75 | 156.46 | 156.46 | 1,483,400 |
| 2024-12-06 | 159.06 | 160.83 | 157.35 | 157.78 | 157.78 | 947,400 |
| 2024-12-05 | 161.10 | 162.62 | 158.31 | 159.26 | 159.26 | 1,037,300 |
| 2024-12-04 | 160.85 | 161.36 | 159.12 | 160.92 | 160.92 | 1,157,300 |
| 2024-12-03 | 162.62 | 163.77 | 160.72 | 160.85 | 160.85 | 1,210,800 |
| 2024-12-02 | 160.16 | 165.29 | 160.16 | 164.23 | 164.23 | 1,663,600 |
| 2024-11-29 | 160.72 | 161.67 | 158.44 | 160.63 | 160.63 | 1,109,600 |
| 2024-11-27 | 158.65 | 160.73 | 158.45 | 159.83 | 159.83 | 1,325,100 |
| 2024-11-26 | 159.20 | 160.00 | 156.09 | 157.69 | 157.69 | 1,418,000 |
| 2024-11-25 | 159.99 | 160.63 | 158.35 | 158.71 | 158.71 | 2,091,400 |
| 2024-11-22 | 158.10 | 159.72 | 157.28 | 157.90 | 157.90 | 1,703,700 |
| 2024-11-21 | 157.17 | 159.10 | 154.74 | 158.01 | 158.01 | 1,885,800 |
| 2024-11-20 | 155.03 | 156.18 | 153.62 | 156.00 | 156.00 | 1,630,700 |
| 2024-11-19 | 157.02 | 157.90 | 155.28 | 155.43 | 155.43 | 1,296,700 |
| 2024-11-18 | 158.19 | 160.11 | 157.40 | 157.94 | 157.94 | 1,633,000 |
Stock splits
| Date | Split (new : old) |
|---|---|
| 2001-01-18 | 3:1 |
| 1999-12-21 | 2:1 |
Dividends
No dividends on record.
Open, high, low and close are as traded (USD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.