Options Chain for MERCK & CO INC COM (MRK) - $86.85 as of 10/30/2025 6:29:44 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 40.00 | 44.55 | 48.50 | 46.53 | 46.70 | +2.45 | +5.54% | 1.16 | 1 | 0 | 1.89 | 1.00 | 0.00 | 0.00 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 45.00 | 39.55 | 43.55 | 41.55 | 39.05 | 0.00 | 0.00% | 0.92 | 0 | 2 | 1.66 | 1.00 | 0.00 | 0.00 | 9/30/2025 | 10/30/2025 4:00:04 PM EST |
| 50.00 | 34.60 | 38.60 | 36.60 | 34.10 | 0.00 | 0.00% | 0.73 | 0 | 2 | 1.44 | 1.00 | 0.00 | 0.00 | 9/30/2025 | 10/30/2025 4:00:04 PM EST |
| 55.00 | 30.60 | 32.90 | 31.75 | 25.47 | 0.00 | 0.00% | 0.58 | 0 | 14 | 1.12 | 1.00 | 0.00 | 0.00 | 9/24/2025 | 10/30/2025 4:00:04 PM EST |
| 60.00 | 25.65 | 27.90 | 26.78 | 29.24 | 0.00 | 0.00% | 0.45 | 0 | 187 | 0.95 | 1.00 | 0.00 | 0.00 | 10/1/2025 | 10/30/2025 4:00:04 PM EST |
| 65.00 | 20.70 | 23.00 | 21.85 | 23.50 | 0.00 | 0.00% | 0.34 | 0 | 173 | 0.73 | 0.98 | 0.00 | -0.01 | 10/27/2025 | 10/30/2025 4:00:04 PM EST |
| 70.00 | 15.65 | 17.90 | 16.78 | 15.25 | -3.15 | -17.12% | 0.24 | 20 | 913 | 0.57 | 0.95 | 0.01 | -0.02 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 75.00 | 11.15 | 12.65 | 11.90 | 11.10 | -1.69 | -13.22% | 0.16 | 17 | 621 | 0.40 | 0.89 | 0.02 | -0.02 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 80.00 | 7.55 | 8.30 | 7.93 | 7.39 | -0.57 | -7.17% | 0.10 | 138 | 2,919 | 0.31 | 0.78 | 0.03 | -0.03 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 85.00 | 4.10 | 4.30 | 4.20 | 4.30 | -0.50 | -10.42% | 0.05 | 65 | 12,638 | 0.28 | 0.58 | 0.04 | -0.03 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 90.00 | 1.82 | 1.96 | 1.89 | 1.91 | -0.49 | -20.42% | 0.02 | 1,865 | 13,829 | 0.27 | 0.34 | 0.04 | -0.03 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 95.00 | 0.70 | 0.80 | 0.75 | 0.77 | -0.32 | -29.36% | 0.01 | 1,392 | 7,909 | 0.27 | 0.16 | 0.03 | -0.02 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 100.00 | 0.27 | 0.39 | 0.33 | 0.29 | -0.22 | -43.14% | 0.00 | 198 | 15,695 | 0.29 | 0.07 | 0.02 | -0.01 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 105.00 | 0.05 | 0.16 | 0.11 | 0.16 | -0.04 | -20.00% | 0.00 | 35 | 1,376 | 0.28 | 0.03 | 0.01 | -0.01 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 110.00 | 0.02 | 0.29 | 0.16 | 0.08 | -0.08 | -50.00% | 0.00 | 24 | 2,597 | 0.37 | 0.01 | 0.00 | 0.00 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 115.00 | 0.02 | 0.27 | 0.15 | 0.16 | +0.06 | +60.00% | 0.00 | 41 | 1,211 | 0.39 | 0.00 | 0.00 | 0.00 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 120.00 | 0.00 | 0.13 | 0.07 | 0.04 | 0.00 | 0.00% | 0.00 | 1 | 939 | 0.45 | 0.00 | 0.00 | 0.00 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 125.00 | 0.00 | 0.31 | 0.16 | 0.10 | 0.00 | 0.00% | 0.00 | 0 | 505 | 0.56 | 0.00 | 0.00 | 0.00 | 10/3/2025 | 10/30/2025 4:00:04 PM EST |
| 130.00 | 0.01 | 0.05 | 0.03 | 0.05 | 0.00 | 0.00% | 0.00 | 0 | 487 | 0.44 | 0.00 | 0.00 | 0.00 | 10/15/2025 | 10/30/2025 4:00:04 PM EST |
| 135.00 | 0.00 | 0.64 | 0.32 | 0.10 | 0.00 | 0.00% | 0.00 | 0 | 252 | 0.77 | 0.00 | 0.00 | 0.00 | 10/20/2025 | 10/30/2025 4:00:04 PM EST |
| 140.00 | 0.00 | 0.71 | 0.36 | 0.01 | 0.00 | 0.00% | 0.00 | 0 | 317 | 0.81 | 0.00 | 0.00 | 0.00 | 10/15/2025 | 10/30/2025 4:00:04 PM EST |
| 145.00 | 0.00 | 0.15 | 0.08 | 0.06 | 0.00 | 0.00% | 0.00 | 0 | 649 | 0.66 | 0.00 | 0.00 | 0.00 | 10/21/2025 | 10/30/2025 4:00:04 PM EST |
| 150.00 | 0.00 | 0.71 | 0.36 | 0.01 | 0.00 | 0.00% | 0.00 | 0 | 305 | 0.90 | 0.00 | 0.00 | 0.00 | 9/23/2025 | 10/30/2025 4:00:04 PM EST |
| 155.00 | 0.00 | 2.14 | 1.07 | 0.10 | 0.00 | 0.00% | 0.01 | 0 | 22 | 1.20 | 0.00 | 0.00 | 0.00 | 5/1/2025 | 10/30/2025 4:00:04 PM EST |
| 160.00 | 0.00 | 0.10 | 0.05 | 0.09 | 0.00 | 0.00% | 0.00 | 0 | 396 | 0.72 | 0.00 | 0.00 | 0.00 | 10/13/2025 | 10/30/2025 4:00:04 PM EST |
| 165.00 | 0.00 | 2.13 | 1.07 | 0.38 | 0.00 | 0.00% | 0.01 | 0 | 20 | 1.28 | 0.00 | 0.00 | 0.00 | 11/26/2024 | 10/30/2025 4:00:04 PM EST |
| 170.00 | 0.00 | 0.10 | 0.05 | 0.01 | 0.00 | 0.00% | 0.00 | 0 | 133 | 0.78 | 0.00 | 0.00 | 0.00 | 10/16/2025 | 10/30/2025 4:00:04 PM EST |
| 175.00 | 0.00 | 2.13 | 1.07 | 0.28 | 0.00 | 0.00% | 0.01 | 0 | 14 | 1.36 | 0.00 | 0.00 | 0.00 | 10/30/2024 | 10/30/2025 4:00:04 PM EST |
| 180.00 | 0.00 | 0.15 | 0.08 | 0.20 | 0.00 | 0.00% | 0.00 | 0 | 563 | 0.88 | 0.00 | 0.00 | 0.00 | 10/1/2025 | 10/30/2025 4:00:04 PM EST |
| 185.00 | 0.00 | 2.13 | 1.07 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 31 | 1.43 | 0.00 | 0.00 | 0.00 | 10/21/2025 | 10/30/2025 4:00:04 PM EST |
| 190.00 | 0.00 | 2.13 | 1.07 | 0.25 | 0.00 | 0.00% | 0.01 | 0 | 12 | 1.46 | 0.00 | 0.00 | 0.00 | 11/21/2024 | 10/30/2025 4:00:04 PM EST |
| 195.00 | 0.00 | 0.09 | 0.05 | 0.01 | 0.00 | 0.00% | 0.00 | 0 | 579 | 0.90 | 0.00 | 0.00 | 0.00 | 10/21/2025 | 10/30/2025 4:00:04 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 40.00 | 0.00 | 0.21 | 0.11 | 0.01 | -0.01 | -50.00% | 0.00 | 10 | 89 | 1.05 | 0.00 | 0.00 | 0.00 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 45.00 | 0.00 | 0.76 | 0.38 | 0.07 | 0.00 | 0.00% | 0.01 | 0 | 289 | 1.16 | 0.00 | 0.00 | 0.00 | 10/1/2025 | 10/30/2025 4:00:04 PM EST |
| 50.00 | 0.00 | 0.05 | 0.03 | 0.03 | -0.03 | -50.00% | 0.00 | 1 | 726 | 0.63 | 0.00 | 0.00 | 0.00 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 55.00 | 0.00 | 0.03 | 0.02 | 0.12 | +0.11 | +1,100.00% | 0.00 | 1 | 2,260 | 0.50 | 0.00 | 0.00 | 0.00 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 60.00 | 0.00 | 0.60 | 0.30 | 0.37 | +0.32 | +640.00% | 0.01 | 40 | 2,305 | 0.68 | 0.00 | 0.00 | 0.00 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 65.00 | 0.05 | 0.12 | 0.09 | 0.11 | +0.01 | +10.00% | 0.00 | 4 | 6,035 | 0.39 | -0.02 | 0.00 | -0.01 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 70.00 | 0.13 | 0.24 | 0.19 | 0.19 | -0.06 | -24.00% | 0.00 | 34 | 3,665 | 0.35 | -0.05 | 0.01 | -0.02 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 75.00 | 0.40 | 0.55 | 0.48 | 0.47 | -0.11 | -18.97% | 0.01 | 25 | 3,480 | 0.32 | -0.11 | 0.02 | -0.02 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 80.00 | 1.16 | 1.30 | 1.23 | 1.23 | -0.19 | -13.38% | 0.02 | 181 | 5,454 | 0.30 | -0.22 | 0.03 | -0.03 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 85.00 | 2.83 | 3.05 | 2.94 | 2.79 | -0.51 | -15.46% | 0.03 | 349 | 3,388 | 0.28 | -0.42 | 0.04 | -0.03 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 90.00 | 5.60 | 6.20 | 5.90 | 5.63 | -0.37 | -6.17% | 0.07 | 56 | 1,353 | 0.28 | -0.66 | 0.04 | -0.03 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 95.00 | 9.10 | 10.70 | 9.90 | 9.00 | -0.05 | -0.56% | 0.10 | 4 | 413 | 0.35 | -0.84 | 0.03 | -0.02 | 10/30/2025 | 10/30/2025 4:00:04 PM EST |
| 100.00 | 13.30 | 15.15 | 14.23 | 12.95 | 0.00 | 0.00% | 0.14 | 0 | 2,070 | 0.36 | -0.93 | 0.02 | -0.01 | 10/27/2025 | 10/30/2025 4:00:04 PM EST |
| 105.00 | 17.90 | 19.95 | 18.93 | 17.08 | 0.00 | 0.00% | 0.18 | 0 | 1,205 | 0.40 | -0.97 | 0.01 | -0.01 | 10/22/2025 | 10/30/2025 4:00:04 PM EST |
| 110.00 | 22.70 | 25.00 | 23.85 | 20.45 | 0.00 | 0.00% | 0.22 | 0 | 102 | 0.48 | -0.99 | 0.00 | 0.00 | 10/3/2025 | 10/30/2025 4:00:04 PM EST |
| 115.00 | 27.60 | 29.95 | 28.78 | 34.80 | 0.00 | 0.00% | 0.25 | 0 | 61 | 0.53 | -1.00 | 0.00 | 0.00 | 9/30/2025 | 10/30/2025 4:00:04 PM EST |
| 120.00 | 32.65 | 34.90 | 33.78 | 38.15 | 0.00 | 0.00% | 0.28 | 0 | 23 | 0.66 | -1.00 | 0.00 | 0.00 | 7/1/2025 | 10/30/2025 4:00:04 PM EST |
| 125.00 | 37.55 | 39.85 | 38.70 | 36.32 | 0.00 | 0.00% | 0.31 | 0 | 0 | 0.72 | -1.00 | 0.00 | 0.00 | 10/1/2025 | 10/30/2025 4:00:04 PM EST |
| 130.00 | 42.50 | 44.85 | 43.68 | 48.61 | 0.00 | 0.00% | 0.34 | 0 | 0 | 0.68 | -1.00 | 0.00 | 0.00 | 9/18/2025 | 10/30/2025 4:00:04 PM EST |
| 135.00 | 47.85 | 49.80 | 48.83 | 54.55 | 0.00 | 0.00% | 0.36 | 0 | 0 | 0.82 | -1.00 | 0.00 | 0.00 | 9/23/2025 | 10/30/2025 4:00:04 PM EST |
| 140.00 | 51.70 | 55.75 | 53.73 | % | 0.38 | 0 | 0 | 1.02 | -1.00 | 0.00 | 0.00 | 10/30/2025 4:00:04 PM EST | |||
| 145.00 | 57.35 | 59.75 | 58.55 | % | 0.40 | 0 | 0 | 0.90 | -1.00 | 0.00 | 0.00 | 10/30/2025 4:00:04 PM EST | |||
| 150.00 | 61.65 | 65.70 | 63.68 | 67.40 | 0.00 | 0.00% | 0.42 | 0 | 0 | 1.13 | -1.00 | 0.00 | 0.00 | 9/12/2025 | 10/30/2025 4:00:04 PM EST |
| 155.00 | 67.70 | 69.75 | 68.73 | 72.40 | 0.00 | 0.00% | 0.44 | 0 | 0 | 1.00 | -1.00 | 0.00 | 0.00 | 9/12/2025 | 10/30/2025 4:00:04 PM EST |
| 160.00 | 71.65 | 75.70 | 73.68 | 47.05 | 0.00 | 0.00% | 0.46 | 0 | 0 | 1.21 | -1.00 | 0.00 | 0.00 | 8/1/2024 | 10/30/2025 4:00:04 PM EST |
| 165.00 | 77.15 | 79.75 | 78.45 | 84.55 | 0.00 | 0.00% | 0.48 | 0 | 0 | 1.08 | -1.00 | 0.00 | 0.00 | 9/23/2025 | 10/30/2025 4:00:04 PM EST |
| 170.00 | 82.15 | 84.75 | 83.45 | % | 0.49 | 0 | 0 | 1.12 | -1.00 | 0.00 | 0.00 | 10/30/2025 4:00:04 PM EST | |||
| 175.00 | 87.15 | 89.75 | 88.45 | % | 0.51 | 0 | 0 | 1.16 | -1.00 | 0.00 | 0.00 | 10/30/2025 4:00:04 PM EST | |||
| 180.00 | 92.15 | 94.75 | 93.45 | % | 0.52 | 0 | 0 | 1.19 | -1.00 | 0.00 | 0.00 | 10/30/2025 4:00:04 PM EST | |||
| 185.00 | 97.20 | 99.75 | 98.48 | % | 0.53 | 0 | 0 | 1.23 | -1.00 | 0.00 | 0.00 | 10/30/2025 4:00:04 PM EST | |||
| 190.00 | 102.15 | 104.75 | 103.45 | 109.55 | 0.00 | 0.00% | 0.54 | 0 | 0 | 1.26 | -1.00 | 0.00 | 0.00 | 9/23/2025 | 10/30/2025 4:00:04 PM EST |
| 195.00 | 107.15 | 109.75 | 108.45 | 114.40 | 0.00 | 0.00% | 0.56 | 0 | 0 | 1.30 | -1.00 | 0.00 | 0.00 | 9/30/2025 | 10/30/2025 4:00:04 PM EST |