Options Chain for ALNYLAM PHARMACEUTICALS INC COM (ALNY) - $271.40 as of 7/27/2026 7:03:53 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 155.00 | 122.60 | 126.90 | 124.75 | 113.00 | 0.00 | 0.00% | 0.80 | 0 | 3 | 1.01 | 1.00 | 0.00 | -0.02 | 7/24/2026 | 7/27/2026 3:59:49 PM EST |
| 160.00 | 118.20 | 122.00 | 120.10 | % | 0.75 | 0 | 0 | 0.98 | 1.00 | 0.00 | -0.02 | 7/27/2026 3:59:49 PM EST | |||
| 165.00 | 113.30 | 117.10 | 115.20 | % | 0.70 | 0 | 0 | 0.94 | 0.99 | 0.00 | -0.03 | 7/27/2026 3:59:49 PM EST | |||
| 170.00 | 108.20 | 112.30 | 110.25 | 150.50 | 0.00 | 0.00% | 0.65 | 0 | 1 | 0.89 | 0.99 | 0.00 | -0.03 | 7/10/2026 | 7/27/2026 3:59:49 PM EST |
| 175.00 | 103.60 | 107.40 | 105.50 | % | 0.60 | 0 | 0 | 0.86 | 0.99 | 0.00 | -0.04 | 7/27/2026 3:59:49 PM EST | |||
| 180.00 | 99.50 | 102.70 | 101.10 | % | 0.56 | 0 | 0 | 0.83 | 0.98 | 0.00 | -0.04 | 7/27/2026 3:59:49 PM EST | |||
| 185.00 | 94.00 | 97.90 | 95.95 | % | 0.52 | 0 | 0 | 0.81 | 0.98 | 0.00 | -0.05 | 7/27/2026 3:59:49 PM EST | |||
| 190.00 | 89.70 | 93.20 | 91.45 | 80.00 | 0.00 | 0.00% | 0.48 | 0 | 1 | 0.63 | 0.97 | 0.00 | -0.06 | 7/24/2026 | 7/27/2026 3:59:49 PM EST |
| 195.00 | 85.50 | 88.50 | 87.00 | 75.50 | 0.00 | 0.00% | 0.45 | 0 | 1 | 0.63 | 0.96 | 0.00 | -0.07 | 7/24/2026 | 7/27/2026 3:59:49 PM EST |
| 200.00 | 81.00 | 83.90 | 82.45 | % | 0.41 | 0 | 0 | 0.67 | 0.95 | 0.00 | -0.08 | 7/27/2026 3:59:49 PM EST | |||
| 210.00 | 71.40 | 75.00 | 73.20 | % | 0.35 | 0 | 0 | 0.62 | 0.92 | 0.00 | -0.10 | 7/27/2026 3:59:49 PM EST | |||
| 220.00 | 62.50 | 66.20 | 64.35 | 79.00 | 0.00 | 0.00% | 0.29 | 0 | 0 | 0.60 | 0.89 | 0.00 | -0.13 | 6/25/2026 | 7/27/2026 3:59:49 PM EST |
| 230.00 | 55.00 | 57.90 | 56.45 | 70.70 | 0.00 | 0.00% | 0.25 | 0 | 2 | 0.61 | 0.84 | 0.00 | -0.16 | 6/25/2026 | 7/27/2026 3:59:49 PM EST |
| 240.00 | 46.50 | 48.70 | 47.60 | 68.10 | 0.00 | 0.00% | 0.20 | 0 | 4 | 0.58 | 0.80 | 0.00 | -0.18 | 7/10/2026 | 7/27/2026 3:59:49 PM EST |
| 250.00 | 39.50 | 41.40 | 40.45 | 45.00 | +7.82 | +21.04% | 0.16 | 78 | 1,017 | 0.58 | 0.74 | 0.01 | -0.20 | 7/27/2026 | 7/27/2026 3:59:49 PM EST |
| 260.00 | 33.00 | 34.70 | 33.85 | 31.80 | 0.00 | 0.00% | 0.13 | 0 | 14 | 0.56 | 0.68 | 0.01 | -0.22 | 7/20/2026 | 7/27/2026 3:59:49 PM EST |
| 270.00 | 27.00 | 30.60 | 28.80 | 26.84 | +1.65 | +6.55% | 0.11 | 1 | 11 | 0.56 | 0.61 | 0.01 | -0.23 | 7/27/2026 | 7/27/2026 3:59:49 PM EST |
| 280.00 | 22.70 | 25.60 | 24.15 | 23.10 | +4.10 | +21.58% | 0.09 | 17 | 113 | 0.57 | 0.54 | 0.01 | -0.23 | 7/27/2026 | 7/27/2026 3:59:49 PM EST |
| 290.00 | 17.40 | 21.20 | 19.30 | 15.40 | 0.00 | 0.00% | 0.07 | 0 | 242 | 0.55 | 0.48 | 0.01 | -0.23 | 7/23/2026 | 7/27/2026 3:59:49 PM EST |
| 300.00 | 15.00 | 17.30 | 16.15 | 16.74 | +3.54 | +26.82% | 0.05 | 2 | 295 | 0.55 | 0.41 | 0.01 | -0.22 | 7/27/2026 | 7/27/2026 3:59:49 PM EST |
| 310.00 | 10.10 | 13.10 | 11.60 | 8.90 | 0.00 | 0.00% | 0.04 | 0 | 51 | 0.52 | 0.35 | 0.01 | -0.21 | 7/23/2026 | 7/27/2026 3:59:49 PM EST |
| 320.00 | 7.40 | 11.60 | 9.50 | 10.00 | +2.40 | +31.58% | 0.03 | 9 | 240 | 0.53 | 0.29 | 0.01 | -0.19 | 7/27/2026 | 7/27/2026 3:59:49 PM EST |
| 330.00 | 5.30 | 9.10 | 7.20 | 8.00 | +2.20 | +37.94% | 0.02 | 4 | 86 | 0.52 | 0.24 | 0.01 | -0.17 | 7/27/2026 | 7/27/2026 3:59:49 PM EST |
| 340.00 | 5.20 | 7.80 | 6.50 | 6.25 | +1.05 | +20.20% | 0.02 | 3 | 337 | 0.56 | 0.19 | 0.01 | -0.15 | 7/27/2026 | 7/27/2026 3:59:49 PM EST |
| 350.00 | 2.35 | 6.40 | 4.38 | 3.20 | 0.00 | 0.00% | 0.01 | 0 | 73 | 0.52 | 0.16 | 0.00 | -0.13 | 7/23/2026 | 7/27/2026 3:59:49 PM EST |
| 360.00 | 3.20 | 5.30 | 4.25 | 3.25 | +0.68 | +26.46% | 0.01 | 1 | 38 | 0.57 | 0.13 | 0.00 | -0.12 | 7/27/2026 | 7/27/2026 3:59:49 PM EST |
| 370.00 | 0.50 | 4.60 | 2.55 | 1.75 | 0.00 | 0.00% | 0.01 | 0 | 15 | 0.50 | 0.10 | 0.00 | -0.10 | 7/24/2026 | 7/27/2026 3:59:49 PM EST |
| 380.00 | 0.70 | 4.30 | 2.50 | 1.54 | 0.00 | 0.00% | 0.01 | 0 | 89 | 0.54 | 0.08 | 0.00 | -0.09 | 7/20/2026 | 7/27/2026 3:59:49 PM EST |
| 390.00 | 0.00 | 4.10 | 2.05 | 1.80 | 0.00 | 0.00% | 0.01 | 0 | 156 | 0.68 | 0.06 | 0.00 | -0.07 | 7/14/2026 | 7/27/2026 3:59:49 PM EST |
| 400.00 | 0.30 | 3.90 | 2.10 | 1.35 | 0.00 | 0.00% | 0.01 | 0 | 36 | 0.57 | 0.05 | 0.00 | -0.06 | 7/13/2026 | 7/27/2026 3:59:49 PM EST |
| 410.00 | 0.00 | 3.80 | 1.90 | 16.40 | 0.00 | 0.00% | 0.00 | 0 | 114 | 0.73 | 0.04 | 0.00 | -0.04 | 7/9/2026 | 7/27/2026 3:59:49 PM EST |
| 420.00 | 0.00 | 3.70 | 1.85 | 1.00 | 0.00 | 0.00% | 0.00 | 0 | 23 | 0.76 | 0.03 | 0.00 | -0.04 | 7/14/2026 | 7/27/2026 3:59:49 PM EST |
| 430.00 | 0.00 | 3.70 | 1.85 | 2.12 | 0.00 | 0.00% | 0.00 | 0 | 4 | 0.79 | 0.02 | 0.00 | -0.03 | 5/12/2026 | 7/27/2026 3:59:49 PM EST |
| 440.00 | 0.00 | 3.60 | 1.80 | 9.10 | 0.00 | 0.00% | 0.00 | 0 | 5 | 0.82 | 0.02 | 0.00 | -0.02 | 4/15/2026 | 7/27/2026 3:59:49 PM EST |
| 450.00 | 0.00 | 3.60 | 1.80 | 8.00 | 0.00 | 0.00% | 0.00 | 0 | 36 | 0.85 | 0.01 | 0.00 | -0.02 | 4/15/2026 | 7/27/2026 3:59:49 PM EST |
| 460.00 | 0.00 | 3.60 | 1.80 | 5.80 | 0.00 | 0.00% | 0.00 | 0 | 6 | 0.88 | 0.01 | 0.00 | -0.01 | 7/9/2026 | 7/27/2026 3:59:49 PM EST |
| 470.00 | 0.00 | 3.50 | 1.75 | 5.60 | 0.00 | 0.00% | 0.00 | 0 | 5 | 0.90 | 0.01 | 0.00 | -0.01 | 4/14/2026 | 7/27/2026 3:59:49 PM EST |
| 480.00 | 0.00 | 3.50 | 1.75 | % | 0.00 | 0 | 0 | 0.92 | 0.01 | 0.00 | -0.01 | 7/27/2026 3:59:49 PM EST | |||
| 490.00 | 0.00 | 3.50 | 1.75 | % | 0.00 | 0 | 0 | 0.95 | 0.00 | 0.00 | -0.01 | 7/27/2026 3:59:49 PM EST | |||
| 500.00 | 0.00 | 3.50 | 1.75 | % | 0.00 | 0 | 0 | 0.97 | 0.00 | 0.00 | -0.01 | 7/27/2026 3:59:49 PM EST | |||
| 510.00 | 0.00 | 3.50 | 1.75 | 3.30 | 0.00 | 0.00% | 0.00 | 0 | 1 | 1.00 | 0.00 | 0.00 | 0.00 | 3/25/2026 | 7/27/2026 3:59:49 PM EST |
| 520.00 | 0.00 | 3.50 | 1.75 | 0.30 | 0.00 | 0.00% | 0.00 | 0 | 1 | 1.02 | 0.00 | 0.00 | 0.00 | 5/7/2026 | 7/27/2026 3:59:49 PM EST |
| 540.00 | 0.00 | 3.50 | 1.75 | 3.10 | 0.00 | 0.00% | 0.00 | 0 | 2 | 1.07 | 0.00 | 0.00 | 0.00 | 3/26/2026 | 7/27/2026 3:59:49 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 155.00 | 0.00 | 3.50 | 1.75 | % | 0.01 | 0 | 1 | 1.14 | 0.00 | 0.00 | -0.02 | 7/27/2026 3:59:49 PM EST | |||
| 160.00 | 0.00 | 1.95 | 0.98 | % | 0.01 | 0 | 1 | 0.95 | 0.00 | 0.00 | -0.02 | 7/27/2026 3:59:49 PM EST | |||
| 165.00 | 0.00 | 1.20 | 0.60 | % | 0.00 | 0 | 10 | 0.82 | -0.01 | 0.00 | -0.03 | 7/27/2026 3:59:49 PM EST | |||
| 170.00 | 0.00 | 1.40 | 0.70 | % | 0.00 | 0 | 9 | 0.81 | -0.01 | 0.00 | -0.03 | 7/27/2026 3:59:49 PM EST | |||
| 175.00 | 0.00 | 3.70 | 1.85 | % | 0.01 | 0 | 0 | 0.96 | -0.01 | 0.00 | -0.04 | 7/27/2026 3:59:49 PM EST | |||
| 180.00 | 0.00 | 1.50 | 0.75 | % | 0.00 | 0 | 0 | 0.74 | -0.02 | 0.00 | -0.04 | 7/27/2026 3:59:49 PM EST | |||
| 185.00 | 0.00 | 3.90 | 1.95 | % | 0.01 | 0 | 0 | 0.88 | -0.02 | 0.00 | -0.05 | 7/27/2026 3:59:49 PM EST | |||
| 190.00 | 0.00 | 4.00 | 2.00 | % | 0.01 | 0 | 0 | 0.85 | -0.03 | 0.00 | -0.06 | 7/27/2026 3:59:49 PM EST | |||
| 195.00 | 0.00 | 2.50 | 1.25 | 2.50 | 0.00 | 0.00% | 0.01 | 0 | 11 | 0.71 | -0.04 | 0.00 | -0.07 | 7/20/2026 | 7/27/2026 3:59:49 PM EST |
| 200.00 | 0.65 | 3.00 | 1.83 | 2.87 | 0.00 | 0.00% | 0.01 | 0 | 14 | 0.60 | -0.05 | 0.00 | -0.08 | 7/22/2026 | 7/27/2026 3:59:49 PM EST |
| 210.00 | 0.60 | 4.70 | 2.65 | % | 0.01 | 0 | 1 | 0.57 | -0.08 | 0.00 | -0.10 | 7/27/2026 3:59:49 PM EST | |||
| 220.00 | 2.00 | 5.90 | 3.95 | 6.63 | 0.00 | 0.00% | 0.02 | 0 | 46 | 0.58 | -0.11 | 0.00 | -0.13 | 7/22/2026 | 7/27/2026 3:59:49 PM EST |
| 230.00 | 3.60 | 7.40 | 5.50 | 8.98 | 0.00 | 0.00% | 0.02 | 0 | 262 | 0.57 | -0.15 | 0.00 | -0.16 | 7/23/2026 | 7/27/2026 3:59:49 PM EST |
| 240.00 | 6.00 | 9.50 | 7.75 | 7.20 | -3.30 | -31.43% | 0.03 | 2 | 15 | 0.57 | -0.20 | 0.00 | -0.18 | 7/27/2026 | 7/27/2026 3:59:49 PM EST |
| 250.00 | 8.50 | 12.50 | 10.50 | 10.00 | -4.30 | -30.07% | 0.04 | 11 | 429 | 0.56 | -0.26 | 0.01 | -0.20 | 7/27/2026 | 7/27/2026 3:59:49 PM EST |
| 260.00 | 12.00 | 15.90 | 13.95 | 19.95 | 0.00 | 0.00% | 0.05 | 0 | 154 | 0.55 | -0.32 | 0.01 | -0.22 | 7/23/2026 | 7/27/2026 3:59:49 PM EST |
| 270.00 | 16.20 | 20.00 | 18.10 | 17.00 | -8.41 | -33.10% | 0.07 | 5 | 210 | 0.55 | -0.39 | 0.01 | -0.23 | 7/27/2026 | 7/27/2026 3:59:49 PM EST |
| 280.00 | 21.10 | 24.90 | 23.00 | 25.00 | 0.00 | 0.00% | 0.08 | 0 | 46 | 0.55 | -0.46 | 0.01 | -0.23 | 7/21/2026 | 7/27/2026 3:59:49 PM EST |
| 290.00 | 26.90 | 29.50 | 28.20 | 30.60 | 0.00 | 0.00% | 0.10 | 0 | 731 | 0.53 | -0.52 | 0.01 | -0.23 | 7/21/2026 | 7/27/2026 3:59:49 PM EST |
| 300.00 | 32.90 | 36.70 | 34.80 | 31.59 | 0.00 | 0.00% | 0.12 | 0 | 610 | 0.54 | -0.59 | 0.01 | -0.22 | 7/16/2026 | 7/27/2026 3:59:49 PM EST |
| 310.00 | 39.90 | 42.80 | 41.35 | 51.80 | 0.00 | 0.00% | 0.13 | 0 | 24 | 0.53 | -0.65 | 0.01 | -0.21 | 7/22/2026 | 7/27/2026 3:59:49 PM EST |
| 320.00 | 47.20 | 50.50 | 48.85 | 24.77 | 0.00 | 0.00% | 0.15 | 0 | 50 | 0.53 | -0.71 | 0.01 | -0.19 | 7/8/2026 | 7/27/2026 3:59:49 PM EST |
| 330.00 | 55.20 | 58.50 | 56.85 | 65.90 | 0.00 | 0.00% | 0.17 | 0 | 102 | 0.53 | -0.76 | 0.01 | -0.17 | 7/22/2026 | 7/27/2026 3:59:49 PM EST |
| 340.00 | 63.50 | 66.30 | 64.90 | 48.70 | 0.00 | 0.00% | 0.19 | 0 | 215 | 0.52 | -0.81 | 0.01 | -0.15 | 7/10/2026 | 7/27/2026 3:59:49 PM EST |
| 350.00 | 72.30 | 75.80 | 74.05 | 68.30 | 0.00 | 0.00% | 0.21 | 0 | 9 | 0.52 | -0.84 | 0.00 | -0.13 | 5/12/2026 | 7/27/2026 3:59:49 PM EST |
| 360.00 | 81.40 | 84.80 | 83.10 | 68.99 | 0.00 | 0.00% | 0.23 | 0 | 4 | 0.51 | -0.87 | 0.00 | -0.12 | 5/21/2026 | 7/27/2026 3:59:49 PM EST |
| 370.00 | 90.60 | 94.00 | 92.30 | % | 0.25 | 0 | 1 | 0.64 | -0.90 | 0.00 | -0.10 | 7/27/2026 3:59:49 PM EST | |||
| 380.00 | 100.20 | 103.80 | 102.00 | % | 0.27 | 0 | 0 | 0.67 | -0.92 | 0.00 | -0.09 | 7/27/2026 3:59:49 PM EST | |||
| 390.00 | 109.90 | 113.50 | 111.70 | % | 0.29 | 0 | 1 | 0.68 | -0.94 | 0.00 | -0.07 | 7/27/2026 3:59:49 PM EST | |||
| 400.00 | 119.60 | 123.30 | 121.45 | 97.60 | 0.00 | 0.00% | 0.30 | 0 | 1 | 0.73 | -0.95 | 0.00 | -0.06 | 7/1/2026 | 7/27/2026 3:59:49 PM EST |
| 410.00 | 129.50 | 133.00 | 131.25 | % | 0.32 | 0 | 0 | 0.73 | -0.96 | 0.00 | -0.04 | 7/27/2026 3:59:49 PM EST | |||
| 420.00 | 139.50 | 143.30 | 141.40 | % | 0.34 | 0 | 0 | 0.76 | -0.97 | 0.00 | -0.04 | 7/27/2026 3:59:49 PM EST | |||
| 430.00 | 149.40 | 153.30 | 151.35 | % | 0.35 | 0 | 0 | 0.81 | -0.98 | 0.00 | -0.03 | 7/27/2026 3:59:49 PM EST | |||
| 440.00 | 159.40 | 164.00 | 161.70 | % | 0.37 | 0 | 0 | 0.86 | -0.98 | 0.00 | -0.02 | 7/27/2026 3:59:49 PM EST | |||
| 450.00 | 169.40 | 173.30 | 171.35 | % | 0.38 | 0 | 0 | 0.87 | -0.99 | 0.00 | -0.02 | 7/27/2026 3:59:49 PM EST | |||
| 460.00 | 179.40 | 183.30 | 181.35 | 140.50 | 0.00 | 0.00% | 0.39 | 0 | 0 | 0.90 | -0.99 | 0.00 | -0.01 | 7/10/2026 | 7/27/2026 3:59:49 PM EST |
| 470.00 | 189.40 | 193.30 | 191.35 | 150.50 | 0.00 | 0.00% | 0.41 | 0 | 0 | 0.92 | -0.99 | 0.00 | -0.01 | 7/10/2026 | 7/27/2026 3:59:49 PM EST |
| 480.00 | 199.40 | 203.30 | 201.35 | 191.26 | 0.00 | 0.00% | 0.42 | 0 | 0 | 0.95 | -0.99 | 0.00 | -0.01 | 7/13/2026 | 7/27/2026 3:59:49 PM EST |
| 490.00 | 209.40 | 213.30 | 211.35 | 201.29 | 0.00 | 0.00% | 0.43 | 0 | 0 | 0.98 | -1.00 | 0.00 | -0.01 | 7/13/2026 | 7/27/2026 3:59:49 PM EST |
| 500.00 | 219.40 | 223.30 | 221.35 | 181.00 | 0.00 | 0.00% | 0.44 | 0 | 0 | 1.01 | -1.00 | 0.00 | -0.01 | 7/7/2026 | 7/27/2026 3:59:49 PM EST |
| 510.00 | 229.40 | 233.30 | 231.35 | % | 0.45 | 0 | 0 | 1.03 | -1.00 | 0.00 | 0.00 | 7/27/2026 3:59:49 PM EST | |||
| 520.00 | 239.40 | 243.30 | 241.35 | % | 0.46 | 0 | 0 | 1.06 | -1.00 | 0.00 | 0.00 | 7/27/2026 3:59:49 PM EST | |||
| 540.00 | 259.40 | 263.30 | 261.35 | % | 0.48 | 0 | 0 | 1.11 | -1.00 | 0.00 | 0.00 | 7/27/2026 3:59:49 PM EST |