Options Chain for BIOGEN INC COM (BIIB) - $244.55 as of 10/29/2026 5:51:24 PM 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 115.00 | 133.10 | 137.10 | 135.10 | % | 1.17 | 0 | 0 | 2.03 | 1.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST | |||
| 120.00 | 128.10 | 132.20 | 130.15 | % | 1.08 | 0 | 0 | 1.93 | 1.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST | |||
| 125.00 | 123.10 | 127.20 | 125.15 | % | 1.00 | 0 | 0 | 1.84 | 1.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST | |||
| 130.00 | 118.20 | 122.10 | 120.15 | 98.00 | 0.00 | 0.00% | 0.92 | 0 | 1 | 1.73 | 1.00 | 0.00 | 0.00 | 9/24/2026 | 10/29/2026 4:00:02 PM EST |
| 135.00 | 113.20 | 117.10 | 115.15 | % | 0.85 | 0 | 0 | 1.66 | 1.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST | |||
| 140.00 | 108.30 | 112.20 | 110.25 | % | 0.79 | 0 | 0 | 1.57 | 1.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST | |||
| 145.00 | 103.20 | 107.10 | 105.15 | % | 0.73 | 0 | 0 | 1.49 | 1.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST | |||
| 150.00 | 98.20 | 102.20 | 100.20 | % | 0.67 | 0 | 0 | 1.41 | 1.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST | |||
| 155.00 | 93.20 | 97.30 | 95.25 | % | 0.61 | 0 | 0 | 1.35 | 1.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST | |||
| 160.00 | 88.20 | 92.20 | 90.20 | % | 0.56 | 0 | 0 | 1.26 | 1.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST | |||
| 165.00 | 83.30 | 87.30 | 85.30 | % | 0.52 | 0 | 0 | 1.20 | 1.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST | |||
| 170.00 | 78.30 | 82.20 | 80.25 | % | 0.47 | 0 | 0 | 1.13 | 1.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST | |||
| 175.00 | 73.40 | 77.20 | 75.30 | % | 0.43 | 0 | 0 | 1.06 | 1.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST | |||
| 180.00 | 68.40 | 72.30 | 70.35 | % | 0.39 | 0 | 0 | 1.00 | 1.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST | |||
| 185.00 | 63.30 | 67.30 | 65.30 | % | 0.35 | 0 | 0 | 0.92 | 1.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST | |||
| 190.00 | 58.40 | 62.40 | 60.40 | 63.90 | 0.00 | 0.00% | 0.32 | 0 | 62 | 0.88 | 1.00 | 0.00 | -0.01 | 10/27/2026 | 10/29/2026 4:00:02 PM EST |
| 195.00 | 53.40 | 57.40 | 55.40 | % | 0.28 | 0 | 0 | 0.81 | 1.00 | 0.00 | -0.02 | 10/29/2026 4:00:02 PM EST | |||
| 200.00 | 48.70 | 51.80 | 50.25 | 46.92 | 0.00 | 0.00% | 0.25 | 0 | 5 | 0.68 | 0.99 | 0.00 | -0.03 | 10/28/2026 | 10/29/2026 4:00:02 PM EST |
| 205.00 | 43.60 | 47.50 | 45.55 | % | 0.22 | 0 | 0 | 0.69 | 0.99 | 0.00 | -0.04 | 10/29/2026 4:00:02 PM EST | |||
| 210.00 | 38.90 | 42.70 | 40.80 | 44.31 | 0.00 | 0.00% | 0.19 | 0 | 10 | 0.64 | 0.97 | 0.00 | -0.06 | 10/26/2026 | 10/29/2026 4:00:02 PM EST |
| 212.50 | 36.40 | 40.30 | 38.35 | % | 0.18 | 0 | 0 | 0.61 | 0.96 | 0.00 | -0.07 | 10/29/2026 4:00:02 PM EST | |||
| 215.00 | 34.10 | 37.70 | 35.90 | % | 0.17 | 0 | 0 | 0.58 | 0.96 | 0.00 | -0.07 | 10/29/2026 4:00:02 PM EST | |||
| 217.50 | 31.60 | 35.40 | 33.50 | % | 0.15 | 0 | 0 | 0.56 | 0.94 | 0.01 | -0.09 | 10/29/2026 4:00:02 PM EST | |||
| 220.00 | 29.30 | 33.00 | 31.15 | 31.95 | +4.35 | +15.77% | 0.14 | 1 | 30 | 0.54 | 0.92 | 0.01 | -0.10 | 10/29/2026 | 10/29/2026 4:00:02 PM EST |
| 222.50 | 27.20 | 30.70 | 28.95 | 31.00 | 0.00 | 0.00% | 0.13 | 0 | 2 | 0.52 | 0.91 | 0.01 | -0.11 | 10/28/2026 | 10/29/2026 4:00:02 PM EST |
| 225.00 | 24.90 | 28.00 | 26.45 | 29.25 | 0.00 | 0.00% | 0.12 | 0 | 1 | 0.47 | 0.89 | 0.01 | -0.13 | 10/28/2026 | 10/29/2026 4:00:02 PM EST |
| 227.50 | 22.90 | 26.30 | 24.60 | 26.00 | 0.00 | 0.00% | 0.11 | 0 | 1 | 0.32 | 0.86 | 0.01 | -0.14 | 10/28/2026 | 10/29/2026 4:00:02 PM EST |
| 230.00 | 21.10 | 23.30 | 22.20 | 22.22 | -7.28 | -24.68% | 0.10 | 33 | 499 | 0.34 | 0.84 | 0.01 | -0.15 | 10/29/2026 | 10/29/2026 4:00:02 PM EST |
| 232.50 | 18.70 | 22.30 | 20.50 | 22.00 | 0.00 | 0.00% | 0.09 | 0 | 1 | 0.35 | 0.81 | 0.01 | -0.17 | 10/28/2026 | 10/29/2026 4:00:02 PM EST |
| 235.00 | 16.80 | 20.40 | 18.60 | 20.85 | +0.85 | +4.25% | 0.08 | 8 | 2 | 0.36 | 0.77 | 0.01 | -0.18 | 10/29/2026 | 10/29/2026 4:00:02 PM EST |
| 237.50 | 15.00 | 18.00 | 16.50 | % | 0.07 | 0 | 0 | 0.35 | 0.74 | 0.01 | -0.19 | 10/29/2026 4:00:02 PM EST | |||
| 240.00 | 13.30 | 16.20 | 14.75 | 14.46 | +2.46 | +20.50% | 0.06 | 19 | 473 | 0.35 | 0.70 | 0.02 | -0.20 | 10/29/2026 | 10/29/2026 4:00:02 PM EST |
| 242.50 | 11.80 | 14.60 | 13.20 | 12.80 | 0.00 | 0.00% | 0.05 | 0 | 1 | 0.35 | 0.66 | 0.02 | -0.21 | 10/20/2026 | 10/29/2026 4:00:02 PM EST |
| 245.00 | 10.40 | 13.20 | 11.80 | 11.40 | +2.07 | +22.19% | 0.05 | 5 | 26 | 0.36 | 0.62 | 0.02 | -0.21 | 10/29/2026 | 10/29/2026 4:00:02 PM EST |
| 247.50 | 8.80 | 11.80 | 10.30 | 14.52 | 0.00 | 0.00% | 0.04 | 0 | 3 | 0.36 | 0.57 | 0.02 | -0.21 | 10/27/2026 | 10/29/2026 4:00:02 PM EST |
| 250.00 | 7.30 | 9.60 | 8.45 | 9.27 | -4.03 | -30.31% | 0.03 | 20 | 171 | 0.33 | 0.53 | 0.02 | -0.21 | 10/29/2026 | 10/29/2026 4:00:02 PM EST |
| 252.50 | 6.40 | 9.30 | 7.85 | 5.58 | 0.00 | 0.00% | 0.03 | 0 | 38 | 0.36 | 0.48 | 0.02 | -0.21 | 10/28/2026 | 10/29/2026 4:00:02 PM EST |
| 255.00 | 5.50 | 8.20 | 6.85 | 6.57 | -4.76 | -42.02% | 0.03 | 1 | 60 | 0.36 | 0.44 | 0.02 | -0.21 | 10/29/2026 | 10/29/2026 4:00:02 PM EST |
| 257.50 | 4.80 | 7.20 | 6.00 | 3.90 | 0.00 | 0.00% | 0.02 | 0 | 89 | 0.36 | 0.39 | 0.02 | -0.20 | 10/28/2026 | 10/29/2026 4:00:02 PM EST |
| 260.00 | 3.30 | 6.30 | 4.80 | 6.00 | +0.70 | +13.21% | 0.02 | 2 | 331 | 0.35 | 0.35 | 0.02 | -0.19 | 10/29/2026 | 10/29/2026 4:00:02 PM EST |
| 265.00 | 2.30 | 5.10 | 3.70 | 2.90 | 0.00 | 0.00% | 0.01 | 0 | 17 | 0.36 | 0.27 | 0.02 | -0.16 | 10/28/2026 | 10/29/2026 4:00:02 PM EST |
| 270.00 | 1.05 | 2.95 | 2.00 | 3.00 | +0.55 | +22.45% | 0.01 | 1 | 35 | 0.32 | 0.19 | 0.01 | -0.13 | 10/29/2026 | 10/29/2026 4:00:02 PM EST |
| 275.00 | 0.30 | 2.15 | 1.23 | 1.70 | +0.30 | +21.43% | 0.00 | 44 | 35 | 0.31 | 0.13 | 0.01 | -0.10 | 10/29/2026 | 10/29/2026 4:00:02 PM EST |
| 280.00 | 0.50 | 1.50 | 1.00 | 1.56 | +0.38 | +32.21% | 0.00 | 4 | 27 | 0.34 | 0.09 | 0.01 | -0.07 | 10/29/2026 | 10/29/2026 4:00:02 PM EST |
| 285.00 | 0.35 | 1.80 | 1.08 | 2.04 | 0.00 | 0.00% | 0.00 | 0 | 7 | 0.38 | 0.06 | 0.01 | -0.05 | 10/27/2026 | 10/29/2026 4:00:02 PM EST |
| 290.00 | 0.20 | 0.95 | 0.58 | 0.91 | -0.40 | -30.54% | 0.00 | 1 | 13 | 0.36 | 0.03 | 0.00 | -0.03 | 10/29/2026 | 10/29/2026 4:00:02 PM EST |
| 300.00 | 0.05 | 2.30 | 1.18 | 1.20 | 0.00 | 0.00% | 0.00 | 0 | 6 | 0.46 | 0.01 | 0.00 | -0.01 | 10/28/2026 | 10/29/2026 4:00:02 PM EST |
| 310.00 | 0.00 | 2.25 | 1.13 | % | 0.00 | 0 | 0 | 0.68 | 0.00 | 0.00 | -0.01 | 10/29/2026 4:00:02 PM EST | |||
| 320.00 | 0.00 | 2.15 | 1.08 | 0.40 | 0.00 | 0.00% | 0.00 | 0 | 1 | 0.74 | 0.00 | 0.00 | 0.00 | 10/12/2026 | 10/29/2026 4:00:02 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 115.00 | 0.00 | 2.15 | 1.08 | 0.15 | 0.00 | 0.00% | 0.01 | 0 | 7 | 2.04 | 0.00 | 0.00 | 0.00 | 9/28/2026 | 10/29/2026 4:00:02 PM EST |
| 120.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 1.94 | 0.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST | |||
| 125.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 1.85 | 0.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST | |||
| 130.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 1.76 | 0.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST | |||
| 135.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 1.67 | 0.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST | |||
| 140.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 1.59 | 0.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST | |||
| 145.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 1.51 | 0.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST | |||
| 150.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 1.43 | 0.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST | |||
| 155.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 1.35 | 0.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST | |||
| 160.00 | 0.00 | 2.15 | 1.08 | 0.20 | 0.00 | 0.00% | 0.01 | 0 | 3 | 1.28 | 0.00 | 0.00 | 0.00 | 10/27/2026 | 10/29/2026 4:00:02 PM EST |
| 165.00 | 0.00 | 2.15 | 1.08 | 0.30 | 0.00 | 0.00% | 0.01 | 0 | 15 | 1.21 | 0.00 | 0.00 | 0.00 | 10/9/2026 | 10/29/2026 4:00:02 PM EST |
| 170.00 | 0.00 | 2.15 | 1.08 | 0.25 | 0.00 | 0.00% | 0.01 | 0 | 3 | 1.14 | 0.00 | 0.00 | 0.00 | 10/14/2026 | 10/29/2026 4:00:02 PM EST |
| 175.00 | 0.00 | 2.15 | 1.08 | 0.40 | 0.00 | 0.00% | 0.01 | 0 | 3 | 1.07 | 0.00 | 0.00 | 0.00 | 10/14/2026 | 10/29/2026 4:00:02 PM EST |
| 180.00 | 0.00 | 2.15 | 1.08 | 0.55 | 0.00 | 0.00% | 0.01 | 0 | 12 | 1.00 | 0.00 | 0.00 | 0.00 | 10/14/2026 | 10/29/2026 4:00:02 PM EST |
| 185.00 | 0.00 | 2.15 | 1.08 | 0.85 | 0.00 | 0.00% | 0.01 | 0 | 10 | 0.94 | 0.00 | 0.00 | 0.00 | 10/14/2026 | 10/29/2026 4:00:02 PM EST |
| 190.00 | 0.00 | 2.15 | 1.08 | 1.25 | 0.00 | 0.00% | 0.01 | 0 | 6 | 0.87 | 0.00 | 0.00 | -0.01 | 10/20/2026 | 10/29/2026 4:00:02 PM EST |
| 195.00 | 0.00 | 2.20 | 1.10 | 0.52 | 0.00 | 0.00% | 0.01 | 0 | 290 | 0.81 | 0.00 | 0.00 | -0.02 | 10/27/2026 | 10/29/2026 4:00:02 PM EST |
| 200.00 | 0.00 | 0.70 | 0.35 | 0.10 | 0.00 | 0.00% | 0.00 | 0 | 532 | 0.57 | -0.01 | 0.00 | -0.03 | 10/28/2026 | 10/29/2026 4:00:02 PM EST |
| 205.00 | 0.00 | 2.25 | 1.13 | % | 0.01 | 0 | 0 | 0.69 | -0.01 | 0.00 | -0.04 | 10/29/2026 4:00:02 PM EST | |||
| 210.00 | 0.20 | 1.30 | 0.75 | 0.43 | 0.00 | 0.00% | 0.00 | 0 | 550 | 0.46 | -0.03 | 0.00 | -0.06 | 10/28/2026 | 10/29/2026 4:00:02 PM EST |
| 212.50 | 0.00 | 1.20 | 0.60 | 0.35 | 0.00 | 0.00% | 0.00 | 0 | 15 | 0.50 | -0.04 | 0.00 | -0.07 | 10/28/2026 | 10/29/2026 4:00:02 PM EST |
| 215.00 | 0.00 | 1.80 | 0.90 | 0.55 | 0.00 | 0.00% | 0.00 | 0 | 2 | 0.53 | -0.04 | 0.00 | -0.07 | 10/28/2026 | 10/29/2026 4:00:02 PM EST |
| 217.50 | 0.10 | 1.75 | 0.93 | 0.79 | 0.00 | 0.00% | 0.00 | 0 | 1 | 0.39 | -0.06 | 0.01 | -0.09 | 10/28/2026 | 10/29/2026 4:00:02 PM EST |
| 220.00 | 0.35 | 0.90 | 0.63 | 0.55 | -0.30 | -35.30% | 0.00 | 9 | 26 | 0.35 | -0.08 | 0.01 | -0.10 | 10/29/2026 | 10/29/2026 4:00:02 PM EST |
| 222.50 | 0.05 | 2.80 | 1.43 | % | 0.01 | 0 | 0 | 0.37 | -0.09 | 0.01 | -0.11 | 10/29/2026 4:00:02 PM EST | |||
| 225.00 | 0.65 | 2.35 | 1.50 | 1.05 | -0.25 | -19.24% | 0.01 | 4 | 5 | 0.38 | -0.11 | 0.01 | -0.13 | 10/29/2026 | 10/29/2026 4:00:02 PM EST |
| 227.50 | 0.60 | 3.10 | 1.85 | 3.29 | 0.00 | 0.00% | 0.01 | 0 | 1 | 0.38 | -0.14 | 0.01 | -0.14 | 10/27/2026 | 10/29/2026 4:00:02 PM EST |
| 230.00 | 1.35 | 3.60 | 2.48 | 1.60 | -1.60 | -50.00% | 0.01 | 11 | 145 | 0.39 | -0.16 | 0.01 | -0.15 | 10/29/2026 | 10/29/2026 4:00:02 PM EST |
| 232.50 | 1.05 | 3.60 | 2.33 | 4.76 | 0.00 | 0.00% | 0.01 | 0 | 2 | 0.35 | -0.19 | 0.01 | -0.17 | 10/27/2026 | 10/29/2026 4:00:02 PM EST |
| 235.00 | 1.45 | 3.30 | 2.38 | 2.50 | -2.00 | -44.45% | 0.01 | 10 | 501 | 0.33 | -0.23 | 0.01 | -0.18 | 10/29/2026 | 10/29/2026 4:00:02 PM EST |
| 237.50 | 2.15 | 5.10 | 3.63 | 6.48 | 0.00 | 0.00% | 0.02 | 0 | 1 | 0.36 | -0.26 | 0.01 | -0.19 | 10/27/2026 | 10/29/2026 4:00:02 PM EST |
| 240.00 | 3.70 | 5.70 | 4.70 | 3.88 | -1.42 | -26.80% | 0.02 | 11 | 1,250 | 0.37 | -0.30 | 0.02 | -0.20 | 10/29/2026 | 10/29/2026 4:00:02 PM EST |
| 242.50 | 3.80 | 6.60 | 5.20 | % | 0.02 | 0 | 0 | 0.36 | -0.34 | 0.02 | -0.21 | 10/29/2026 4:00:02 PM EST | |||
| 245.00 | 4.80 | 7.80 | 6.30 | 5.60 | -3.00 | -34.89% | 0.03 | 1 | 21 | 0.36 | -0.38 | 0.02 | -0.21 | 10/29/2026 | 10/29/2026 4:00:02 PM EST |
| 247.50 | 6.40 | 7.90 | 7.15 | 6.50 | -1.50 | -18.75% | 0.03 | 5 | 33 | 0.35 | -0.43 | 0.02 | -0.21 | 10/29/2026 | 10/29/2026 4:00:02 PM EST |
| 250.00 | 7.60 | 9.60 | 8.60 | 6.55 | 0.00 | 0.00% | 0.03 | 0 | 59 | 0.36 | -0.47 | 0.02 | -0.21 | 10/28/2026 | 10/29/2026 4:00:02 PM EST |
| 252.50 | 8.90 | 11.20 | 10.05 | 11.30 | 0.00 | 0.00% | 0.04 | 0 | 9 | 0.37 | -0.52 | 0.02 | -0.21 | 10/27/2026 | 10/29/2026 4:00:02 PM EST |
| 255.00 | 9.70 | 12.90 | 11.30 | 7.70 | 0.00 | 0.00% | 0.04 | 0 | 136 | 0.36 | -0.56 | 0.02 | -0.21 | 10/28/2026 | 10/29/2026 4:00:02 PM EST |
| 257.50 | 11.30 | 14.30 | 12.80 | 14.50 | 0.00 | 0.00% | 0.05 | 0 | 7 | 0.36 | -0.61 | 0.02 | -0.20 | 10/28/2026 | 10/29/2026 4:00:02 PM EST |
| 260.00 | 13.00 | 16.00 | 14.50 | 13.50 | +3.40 | +33.67% | 0.06 | 2 | 155 | 0.36 | -0.65 | 0.02 | -0.19 | 10/29/2026 | 10/29/2026 4:00:02 PM EST |
| 265.00 | 16.00 | 19.80 | 17.90 | % | 0.07 | 0 | 0 | 0.34 | -0.73 | 0.02 | -0.16 | 10/29/2026 4:00:02 PM EST | |||
| 270.00 | 20.10 | 23.90 | 22.00 | 27.00 | 0.00 | 0.00% | 0.08 | 0 | 1 | 0.45 | -0.81 | 0.01 | -0.13 | 10/28/2026 | 10/29/2026 4:00:02 PM EST |
| 275.00 | 24.50 | 28.20 | 26.35 | % | 0.10 | 0 | 0 | 0.47 | -0.87 | 0.01 | -0.10 | 10/29/2026 4:00:02 PM EST | |||
| 280.00 | 29.10 | 32.60 | 30.85 | 40.00 | 0.00 | 0.00% | 0.11 | 0 | 6 | 0.48 | -0.91 | 0.01 | -0.07 | 10/21/2026 | 10/29/2026 4:00:02 PM EST |
| 285.00 | 33.60 | 37.20 | 35.40 | % | 0.12 | 0 | 0 | 0.50 | -0.94 | 0.01 | -0.05 | 10/29/2026 4:00:02 PM EST | |||
| 290.00 | 38.50 | 42.20 | 40.35 | % | 0.14 | 0 | 0 | 0.55 | -0.97 | 0.00 | -0.03 | 10/29/2026 4:00:02 PM EST | |||
| 300.00 | 48.40 | 52.00 | 50.20 | % | 0.17 | 0 | 0 | 0.61 | -0.99 | 0.00 | -0.01 | 10/29/2026 4:00:02 PM EST | |||
| 310.00 | 58.30 | 62.20 | 60.25 | % | 0.19 | 0 | 0 | 0.71 | -1.00 | 0.00 | -0.01 | 10/29/2026 4:00:02 PM EST | |||
| 320.00 | 68.20 | 72.20 | 70.20 | % | 0.22 | 0 | 0 | 0.78 | -1.00 | 0.00 | 0.00 | 10/29/2026 4:00:02 PM EST |