Biogen Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 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 |
| 2024-11-15 | 165.46 | 166.34 | 159.60 | 159.99 | 159.99 | 1,916,700 |
| 2024-11-14 | 165.00 | 175.86 | 163.35 | 164.89 | 164.89 | 3,210,600 |
| 2024-11-13 | 167.74 | 168.98 | 165.53 | 165.79 | 165.79 | 1,394,700 |
| 2024-11-12 | 171.36 | 171.61 | 167.71 | 168.28 | 168.28 | 1,406,300 |
| 2024-11-11 | 173.92 | 173.92 | 171.11 | 172.03 | 172.03 | 1,458,100 |
| 2024-11-08 | 173.58 | 175.20 | 171.57 | 173.04 | 173.04 | 1,581,700 |
| 2024-11-07 | 175.69 | 176.95 | 172.80 | 173.92 | 173.92 | 1,438,300 |
| 2024-11-06 | 176.87 | 179.20 | 173.66 | 174.40 | 174.40 | 1,827,700 |
| 2024-11-05 | 172.71 | 177.25 | 170.72 | 176.93 | 176.93 | 2,472,200 |
| 2024-11-04 | 173.22 | 174.85 | 170.71 | 173.52 | 173.52 | 2,494,800 |
| 2024-11-01 | 173.65 | 175.99 | 173.14 | 173.79 | 173.79 | 1,456,000 |
| 2024-10-31 | 178.11 | 179.48 | 173.88 | 174.00 | 174.00 | 1,755,600 |
| 2024-10-30 | 184.63 | 185.00 | 177.93 | 181.18 | 181.18 | 1,632,900 |
| 2024-10-29 | 184.82 | 187.28 | 183.19 | 183.47 | 183.47 | 1,342,700 |
| 2024-10-28 | 182.48 | 185.60 | 181.73 | 185.01 | 185.01 | 1,893,400 |
| 2024-10-25 | 185.70 | 187.58 | 181.25 | 181.69 | 181.69 | 1,720,100 |
| 2024-10-24 | 184.79 | 185.72 | 183.28 | 183.86 | 183.86 | 1,057,200 |
| 2024-10-23 | 184.88 | 185.82 | 182.11 | 182.98 | 182.98 | 977,700 |
| 2024-10-22 | 183.81 | 186.54 | 182.80 | 185.90 | 185.90 | 830,800 |
| 2024-10-21 | 190.16 | 190.40 | 184.02 | 184.65 | 184.65 | 1,252,500 |
| 2024-10-18 | 188.22 | 191.19 | 187.94 | 190.16 | 190.16 | 928,100 |
| 2024-10-17 | 188.55 | 190.19 | 187.70 | 189.55 | 189.55 | 728,900 |
| 2024-10-16 | 191.68 | 192.16 | 188.90 | 189.00 | 189.00 | 985,000 |
| 2024-10-15 | 191.87 | 194.13 | 190.67 | 191.55 | 191.55 | 1,429,200 |
| 2024-10-14 | 188.59 | 191.96 | 186.61 | 191.56 | 191.56 | 1,274,000 |
| 2024-10-11 | 189.00 | 189.43 | 186.91 | 188.38 | 188.38 | 1,429,500 |
| 2024-10-10 | 184.56 | 188.88 | 184.30 | 188.59 | 188.59 | 1,323,400 |
| 2024-10-09 | 182.46 | 185.80 | 181.31 | 185.76 | 185.76 | 1,160,900 |
| 2024-10-08 | 182.73 | 183.55 | 181.31 | 182.30 | 182.30 | 1,207,700 |
| 2024-10-07 | 184.76 | 185.93 | 182.48 | 183.34 | 183.34 | 983,400 |
| 2024-10-04 | 186.68 | 186.80 | 183.82 | 185.68 | 185.68 | 1,137,200 |
| 2024-10-03 | 187.21 | 188.14 | 183.56 | 184.78 | 184.78 | 2,037,000 |
| 2024-10-02 | 190.08 | 191.86 | 188.05 | 188.74 | 188.74 | 1,472,500 |
| 2024-10-01 | 194.61 | 195.00 | 190.27 | 190.80 | 190.80 | 2,236,300 |
| 2024-09-30 | 193.36 | 194.48 | 192.28 | 193.84 | 193.84 | 989,700 |
| 2024-09-27 | 194.49 | 197.70 | 193.98 | 194.67 | 194.67 | 709,800 |
| 2024-09-26 | 191.17 | 193.73 | 190.50 | 193.60 | 193.60 | 818,300 |
| 2024-09-25 | 193.84 | 194.56 | 188.78 | 189.07 | 189.07 | 1,543,800 |
| 2024-09-24 | 199.99 | 199.99 | 193.54 | 194.12 | 194.12 | 1,188,000 |
| 2024-09-23 | 199.20 | 199.20 | 195.67 | 195.81 | 195.81 | 1,325,400 |
| 2024-09-20 | 200.01 | 200.37 | 196.97 | 199.36 | 199.36 | 3,833,500 |
| 2024-09-19 | 200.57 | 204.18 | 200.11 | 201.44 | 201.44 | 1,125,400 |
| 2024-09-18 | 198.13 | 199.78 | 196.81 | 197.59 | 197.59 | 670,700 |
| 2024-09-17 | 199.83 | 202.79 | 197.09 | 198.21 | 198.21 | 923,900 |
| 2024-09-16 | 197.26 | 199.74 | 194.75 | 199.58 | 199.58 | 1,034,500 |
| 2024-09-13 | 197.66 | 197.70 | 192.25 | 195.63 | 195.63 | 1,090,800 |
| 2024-09-12 | 199.05 | 199.26 | 194.90 | 197.89 | 197.89 | 852,100 |
| 2024-09-11 | 198.95 | 199.28 | 196.02 | 199.09 | 199.09 | 795,200 |
| 2024-09-10 | 199.49 | 201.19 | 197.82 | 200.64 | 200.64 | 557,400 |
| 2024-09-09 | 200.44 | 201.06 | 198.11 | 199.27 | 199.27 | 883,300 |
| 2024-09-06 | 202.53 | 203.24 | 198.55 | 200.81 | 200.81 | 834,800 |
| 2024-09-05 | 205.19 | 205.19 | 198.19 | 201.80 | 201.80 | 1,127,600 |
| 2024-09-04 | 205.72 | 206.50 | 203.53 | 204.95 | 204.95 | 785,200 |
| 2024-09-03 | 204.22 | 206.70 | 203.50 | 204.84 | 204.84 | 892,100 |
| 2024-08-30 | 205.82 | 205.88 | 202.85 | 204.76 | 204.76 | 879,000 |
| 2024-08-29 | 206.00 | 206.39 | 202.76 | 204.82 | 204.82 | 520,200 |
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.