Options Chain for BIOGEN INC COM (BIIB) - $225.88 as of 10/1/2026 10:42:37 AM EST
Calls
| Strike | Bid | Ask | Premium | Last Price | Change | %Chg | Premium to Strike Price Ratio | Volume | Open Interest | IV | Delta | Gamma | Theta | Last Trade | Last Updated |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 110.00 | 116.00 | 119.10 | 117.55 | % | 1.07 | 0 | 0 | 6.27 | 1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 115.00 | 111.00 | 114.20 | 112.60 | % | 0.98 | 0 | 0 | 5.92 | 1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 120.00 | 106.00 | 109.10 | 107.55 | % | 0.90 | 0 | 0 | 5.58 | 1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 125.00 | 101.00 | 104.20 | 102.60 | % | 0.82 | 0 | 0 | 5.33 | 1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 130.00 | 96.00 | 99.10 | 97.55 | % | 0.75 | 0 | 0 | 4.96 | 1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 135.00 | 91.00 | 94.20 | 92.60 | % | 0.69 | 0 | 0 | 4.66 | 1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 140.00 | 86.00 | 88.90 | 87.45 | % | 0.62 | 0 | 0 | 4.37 | 1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 145.00 | 81.00 | 84.20 | 82.60 | % | 0.57 | 0 | 0 | 4.09 | 1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 150.00 | 76.00 | 79.20 | 77.60 | % | 0.52 | 0 | 0 | 3.82 | 1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 155.00 | 71.00 | 74.10 | 72.55 | % | 0.47 | 0 | 0 | 3.56 | 1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 160.00 | 66.00 | 69.00 | 67.50 | % | 0.42 | 0 | 0 | 3.31 | 1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 165.00 | 61.00 | 64.10 | 62.55 | % | 0.38 | 0 | 0 | 3.06 | 1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 170.00 | 56.00 | 59.20 | 57.60 | % | 0.34 | 0 | 0 | 2.82 | 1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 175.00 | 51.00 | 54.20 | 52.60 | % | 0.30 | 0 | 0 | 2.59 | 1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 180.00 | 46.00 | 49.20 | 47.60 | % | 0.26 | 0 | 0 | 2.36 | 1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 185.00 | 41.00 | 44.20 | 42.60 | % | 0.23 | 0 | 0 | 2.13 | 1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 190.00 | 36.00 | 38.90 | 37.45 | % | 0.20 | 0 | 0 | 1.91 | 1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 192.50 | 33.50 | 36.70 | 35.10 | % | 0.18 | 0 | 0 | 1.80 | 1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 195.00 | 31.00 | 33.90 | 32.45 | % | 0.17 | 0 | 0 | 1.69 | 1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 197.50 | 28.50 | 31.70 | 30.10 | % | 0.15 | 0 | 0 | 1.58 | 1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 200.00 | 26.00 | 29.20 | 27.60 | % | 0.14 | 0 | 0 | 1.48 | 1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 202.50 | 23.50 | 26.70 | 25.10 | % | 0.12 | 0 | 0 | 1.37 | 1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 205.00 | 21.00 | 24.30 | 22.65 | 14.04 | 0.00 | 0.00% | 0.11 | 0 | 8 | 1.26 | 1.00 | 0.00 | 0.00 | 9/18/2026 | 9/30/2026 4:00:00 PM EST |
| 207.50 | 18.50 | 21.80 | 20.15 | % | 0.10 | 0 | 0 | 1.20 | 1.00 | 0.00 | -0.01 | 9/30/2026 4:00:00 PM EST | |||
| 210.00 | 16.00 | 19.20 | 17.60 | 18.57 | 0.00 | 0.00% | 0.08 | 0 | 36 | 1.07 | 0.99 | 0.00 | -0.03 | 9/28/2026 | 9/30/2026 4:00:00 PM EST |
| 212.50 | 13.70 | 16.80 | 15.25 | 10.02 | 0.00 | 0.00% | 0.07 | 0 | 1 | 0.83 | 0.97 | 0.01 | -0.10 | 9/21/2026 | 9/30/2026 4:00:00 PM EST |
| 215.00 | 11.10 | 14.00 | 12.55 | 13.45 | 0.00 | 0.00% | 0.06 | 0 | 4 | 0.75 | 0.96 | 0.01 | -0.13 | 9/25/2026 | 9/30/2026 4:00:00 PM EST |
| 217.50 | 8.60 | 11.70 | 10.15 | 8.28 | 0.00 | 0.00% | 0.05 | 0 | 3 | 0.83 | 0.90 | 0.02 | -0.37 | 9/23/2026 | 9/30/2026 4:00:00 PM EST |
| 220.00 | 6.20 | 9.20 | 7.70 | 7.65 | 0.00 | 0.00% | 0.04 | 0 | 10 | 0.68 | 0.85 | 0.03 | -0.61 | 9/29/2026 | 9/30/2026 4:00:00 PM EST |
| 222.50 | 4.10 | 6.90 | 5.50 | 5.25 | 0.00 | 0.00% | 0.02 | 0 | 10 | 0.65 | 0.75 | 0.05 | -0.94 | 9/29/2026 | 9/30/2026 4:00:00 PM EST |
| 225.00 | 2.00 | 4.80 | 3.40 | 4.45 | 0.00 | 0.00% | 0.02 | 0 | 36 | 0.62 | 0.62 | 0.06 | -0.97 | 9/30/2026 | 9/30/2026 4:00:00 PM EST |
| 227.50 | 1.25 | 3.50 | 2.38 | 3.98 | 0.00 | 0.00% | 0.01 | 0 | 7 | 0.38 | 0.48 | 0.06 | -0.91 | 9/25/2026 | 9/30/2026 4:00:00 PM EST |
| 230.00 | 0.50 | 1.65 | 1.08 | 1.00 | 0.00 | 0.00% | 0.00 | 0 | 67 | 0.31 | 0.34 | 0.05 | -0.78 | 9/30/2026 | 9/30/2026 4:00:00 PM EST |
| 232.50 | 0.05 | 0.95 | 0.50 | 0.65 | 0.00 | 0.00% | 0.00 | 0 | 60 | 0.40 | 0.22 | 0.04 | -0.60 | 9/30/2026 | 9/30/2026 4:00:00 PM EST |
| 235.00 | 0.05 | 0.75 | 0.40 | 0.50 | 0.00 | 0.00% | 0.00 | 0 | 22 | 0.43 | 0.13 | 0.03 | -0.41 | 9/30/2026 | 9/30/2026 4:00:00 PM EST |
| 237.50 | 0.00 | 0.75 | 0.38 | 0.32 | 0.00 | 0.00% | 0.00 | 0 | 8 | 0.51 | 0.07 | 0.02 | -0.19 | 9/30/2026 | 9/30/2026 4:00:00 PM EST |
| 240.00 | 0.10 | 1.30 | 0.70 | 0.15 | +0.05 | +50.00% | 0.00 | 460 | 62 | 0.53 | 0.03 | 0.01 | -0.08 | 10/1/2026 | 9/30/2026 4:00:00 PM EST |
| 242.50 | 0.00 | 0.95 | 0.48 | % | 0.00 | 0 | 0 | 0.91 | 0.01 | 0.00 | -0.03 | 9/30/2026 4:00:00 PM EST | |||
| 245.00 | 0.00 | 2.15 | 1.08 | 0.30 | 0.00 | 0.00% | 0.00 | 0 | 12 | 1.00 | 0.01 | 0.00 | -0.01 | 9/25/2026 | 9/30/2026 4:00:00 PM EST |
| 247.50 | 0.00 | 2.15 | 1.08 | % | 0.00 | 0 | 0 | 1.23 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 250.00 | 0.00 | 2.15 | 1.08 | 0.30 | 0.00 | 0.00% | 0.00 | 0 | 1,016 | 1.01 | 0.00 | 0.00 | 0.00 | 9/25/2026 | 9/30/2026 4:00:00 PM EST |
| 255.00 | 0.00 | 1.55 | 0.78 | 0.15 | 0.00 | 0.00% | 0.00 | 0 | 81 | 0.82 | 0.00 | 0.00 | 0.00 | 9/23/2026 | 9/30/2026 4:00:00 PM EST |
| 260.00 | 0.00 | 0.75 | 0.38 | % | 0.00 | 0 | 0 | 1.44 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 265.00 | 0.00 | 0.75 | 0.38 | % | 0.00 | 0 | 0 | 1.85 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 270.00 | 0.00 | 2.15 | 1.08 | % | 0.00 | 0 | 0 | 2.00 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 275.00 | 0.00 | 2.15 | 1.08 | % | 0.00 | 0 | 0 | 2.14 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 280.00 | 0.00 | 2.15 | 1.08 | % | 0.00 | 0 | 0 | 2.28 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 285.00 | 0.00 | 1.15 | 0.58 | % | 0.00 | 0 | 0 | 2.41 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 290.00 | 0.00 | 2.15 | 1.08 | % | 0.00 | 0 | 0 | 2.53 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 295.00 | 0.00 | 0.95 | 0.48 | % | 0.00 | 0 | 0 | 2.66 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST |
Puts
| Strike | Bid | Ask | Premium | Last Price | Change | %Chg | Premium to Strike Price Ratio | Volume | Open Interest | IV | Delta | Gamma | Theta | Last Trade | Last Updated |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 110.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 115.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 120.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 125.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 130.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 5.21 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 135.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 4.91 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 140.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 4.63 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 145.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 4.35 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 150.00 | 0.00 | 1.15 | 0.58 | % | 0.00 | 0 | 0 | 4.08 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 155.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 3.82 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 160.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 3.57 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 165.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 3.32 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 170.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 3.07 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 175.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 2.84 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 180.00 | 0.00 | 1.75 | 0.88 | % | 0.00 | 0 | 0 | 2.60 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 185.00 | 0.00 | 1.15 | 0.58 | 0.70 | 0.00 | 0.00% | 0.00 | 0 | 1 | 2.37 | 0.00 | 0.00 | 0.00 | 8/27/2026 | 9/30/2026 4:00:00 PM EST |
| 190.00 | 0.00 | 0.75 | 0.38 | 1.00 | 0.00 | 0.00% | 0.00 | 0 | 2 | 2.14 | 0.00 | 0.00 | 0.00 | 8/27/2026 | 9/30/2026 4:00:00 PM EST |
| 192.50 | 0.00 | 0.75 | 0.38 | % | 0.00 | 0 | 0 | 2.03 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 195.00 | 0.00 | 0.75 | 0.38 | 1.19 | 0.00 | 0.00% | 0.00 | 0 | 20 | 1.51 | 0.00 | 0.00 | 0.00 | 9/17/2026 | 9/30/2026 4:00:00 PM EST |
| 197.50 | 0.00 | 0.75 | 0.38 | 1.30 | 0.00 | 0.00% | 0.00 | 0 | 1 | 1.42 | 0.00 | 0.00 | 0.00 | 9/15/2026 | 9/30/2026 4:00:00 PM EST |
| 200.00 | 0.00 | 0.75 | 0.38 | 1.52 | 0.00 | 0.00% | 0.00 | 0 | 37 | 1.39 | 0.00 | 0.00 | 0.00 | 9/17/2026 | 9/30/2026 4:00:00 PM EST |
| 202.50 | 0.00 | 0.95 | 0.48 | % | 0.00 | 0 | 0 | 1.57 | 0.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 205.00 | 0.00 | 1.75 | 0.88 | 0.15 | 0.00 | 0.00% | 0.00 | 0 | 37 | 1.19 | 0.00 | 0.00 | 0.00 | 9/28/2026 | 9/30/2026 4:00:00 PM EST |
| 207.50 | 0.00 | 0.75 | 0.38 | % | 0.00 | 0 | 0 | 1.29 | 0.00 | 0.00 | -0.01 | 9/30/2026 4:00:00 PM EST | |||
| 210.00 | 0.00 | 0.75 | 0.38 | 0.25 | 0.00 | 0.00% | 0.00 | 0 | 342 | 0.92 | -0.01 | 0.00 | -0.03 | 9/28/2026 | 9/30/2026 4:00:00 PM EST |
| 212.50 | 0.00 | 0.75 | 0.38 | 0.18 | 0.00 | 0.00% | 0.00 | 0 | 2 | 0.62 | -0.03 | 0.01 | -0.10 | 9/30/2026 | 9/30/2026 4:00:00 PM EST |
| 215.00 | 0.00 | 0.75 | 0.38 | 0.10 | 0.00 | 0.00% | 0.00 | 0 | 31 | 0.87 | -0.04 | 0.01 | -0.13 | 9/30/2026 | 9/30/2026 4:00:00 PM EST |
| 217.50 | 0.00 | 0.75 | 0.38 | 0.16 | 0.00 | 0.00% | 0.00 | 0 | 3 | 0.53 | -0.10 | 0.02 | -0.37 | 9/30/2026 | 9/30/2026 4:00:00 PM EST |
| 220.00 | 0.05 | 1.30 | 0.68 | 0.75 | 0.00 | 0.00% | 0.00 | 0 | 57 | 0.51 | -0.15 | 0.03 | -0.61 | 9/28/2026 | 9/30/2026 4:00:00 PM EST |
| 222.50 | 0.05 | 2.60 | 1.33 | 1.27 | 0.00 | 0.00% | 0.01 | 0 | 14 | 0.45 | -0.25 | 0.05 | -0.94 | 9/29/2026 | 9/30/2026 4:00:00 PM EST |
| 225.00 | 0.55 | 3.20 | 1.88 | 3.00 | 0.00 | 0.00% | 0.01 | 0 | 25 | 0.37 | -0.38 | 0.06 | -0.97 | 9/29/2026 | 9/30/2026 4:00:00 PM EST |
| 227.50 | 1.45 | 4.20 | 2.83 | 4.30 | 0.00 | 0.00% | 0.01 | 0 | 1 | 0.67 | -0.52 | 0.06 | -0.91 | 9/23/2026 | 9/30/2026 4:00:00 PM EST |
| 230.00 | 2.60 | 5.30 | 3.95 | 5.35 | 0.00 | 0.00% | 0.02 | 0 | 10 | 0.61 | -0.66 | 0.05 | -0.78 | 9/29/2026 | 9/30/2026 4:00:00 PM EST |
| 232.50 | 4.30 | 7.30 | 5.80 | 6.85 | 0.00 | 0.00% | 0.02 | 0 | 1 | 0.60 | -0.78 | 0.04 | -0.60 | 9/29/2026 | 9/30/2026 4:00:00 PM EST |
| 235.00 | 6.20 | 9.70 | 7.95 | % | 0.03 | 0 | 0 | 0.76 | -0.87 | 0.03 | -0.41 | 9/30/2026 4:00:00 PM EST | |||
| 237.50 | 8.80 | 11.80 | 10.30 | % | 0.04 | 0 | 0 | 0.94 | -0.93 | 0.02 | -0.19 | 9/30/2026 4:00:00 PM EST | |||
| 240.00 | 11.10 | 14.20 | 12.65 | % | 0.05 | 0 | 0 | 0.80 | -0.97 | 0.01 | -0.08 | 9/30/2026 4:00:00 PM EST | |||
| 242.50 | 13.40 | 16.70 | 15.05 | % | 0.06 | 0 | 0 | 1.00 | -0.99 | 0.00 | -0.03 | 9/30/2026 4:00:00 PM EST | |||
| 245.00 | 15.90 | 19.50 | 17.70 | % | 0.07 | 0 | 0 | 1.21 | -0.99 | 0.00 | -0.01 | 9/30/2026 4:00:00 PM EST | |||
| 247.50 | 18.70 | 21.60 | 20.15 | % | 0.08 | 0 | 0 | 1.30 | -1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 250.00 | 20.90 | 24.10 | 22.50 | % | 0.09 | 0 | 0 | 1.44 | -1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 255.00 | 25.90 | 29.10 | 27.50 | % | 0.11 | 0 | 0 | 1.56 | -1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 260.00 | 30.90 | 34.10 | 32.50 | % | 0.12 | 0 | 0 | 1.76 | -1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 265.00 | 35.80 | 39.10 | 37.45 | % | 0.14 | 0 | 0 | 1.94 | -1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 270.00 | 40.80 | 44.10 | 42.45 | % | 0.16 | 0 | 0 | 2.09 | -1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 275.00 | 45.80 | 49.10 | 47.45 | % | 0.17 | 0 | 0 | 2.24 | -1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 280.00 | 50.80 | 54.50 | 52.65 | % | 0.19 | 0 | 0 | 2.29 | -1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 285.00 | 55.80 | 59.10 | 57.45 | % | 0.20 | 0 | 0 | 2.52 | -1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 290.00 | 61.10 | 64.10 | 62.60 | % | 0.22 | 0 | 0 | 2.59 | -1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST | |||
| 295.00 | 65.90 | 69.10 | 67.50 | % | 0.23 | 0 | 0 | 2.78 | -1.00 | 0.00 | 0.00 | 9/30/2026 4:00:00 PM EST |