Options Chain for MERCK & CO INC COM (MRK) - $127.69 as of 8/4/2026 4:46:13 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 | 87.10 | 90.25 | 88.68 | % | 2.22 | 0 | 0 | 2.42 | 1.00 | 0.00 | 0.00 | 8/4/2026 3:59:57 PM EST | |||
| 45.00 | 82.10 | 84.75 | 83.43 | % | 1.85 | 0 | 0 | 2.05 | 1.00 | 0.00 | 0.00 | 8/4/2026 3:59:57 PM EST | |||
| 50.00 | 77.15 | 79.45 | 78.30 | 71.85 | 0.00 | 0.00% | 1.57 | 0 | 4 | 1.77 | 1.00 | 0.00 | 0.00 | 6/25/2026 | 8/4/2026 3:59:57 PM EST |
| 55.00 | 72.15 | 74.70 | 73.43 | 61.36 | 0.00 | 0.00% | 1.34 | 0 | 33 | 1.68 | 1.00 | 0.00 | 0.00 | 6/15/2026 | 8/4/2026 3:59:57 PM EST |
| 60.00 | 67.20 | 69.85 | 68.53 | 68.19 | 0.00 | 0.00% | 1.14 | 0 | 2 | 1.56 | 1.00 | 0.00 | 0.00 | 7/16/2026 | 8/4/2026 3:59:57 PM EST |
| 65.00 | 62.20 | 64.75 | 63.48 | % | 0.98 | 0 | 2 | 1.40 | 1.00 | 0.00 | 0.00 | 8/4/2026 3:59:57 PM EST | |||
| 70.00 | 57.25 | 59.60 | 58.43 | 54.80 | 0.00 | 0.00% | 0.83 | 0 | 19 | 1.24 | 1.00 | 0.00 | 0.00 | 7/16/2026 | 8/4/2026 3:59:57 PM EST |
| 75.00 | 51.95 | 55.10 | 53.53 | 37.50 | 0.00 | 0.00% | 0.71 | 0 | 142 | 1.21 | 1.00 | 0.00 | 0.00 | 5/7/2026 | 8/4/2026 3:59:57 PM EST |
| 80.00 | 47.30 | 49.65 | 48.48 | 45.00 | 0.00 | 0.00% | 0.61 | 0 | 181 | 1.01 | 1.00 | 0.00 | 0.00 | 7/15/2026 | 8/4/2026 3:59:57 PM EST |
| 85.00 | 42.50 | 44.70 | 43.60 | 44.67 | 0.00 | 0.00% | 0.51 | 0 | 2,072 | 0.91 | 1.00 | 0.00 | 0.00 | 7/30/2026 | 8/4/2026 3:59:57 PM EST |
| 90.00 | 37.35 | 39.90 | 38.63 | 39.00 | 0.00 | 0.00% | 0.43 | 0 | 1,087 | 0.84 | 1.00 | 0.00 | 0.00 | 8/3/2026 | 8/4/2026 3:59:57 PM EST |
| 95.00 | 32.55 | 34.75 | 33.65 | 35.85 | 0.00 | 0.00% | 0.35 | 0 | 709 | 0.67 | 0.98 | 0.00 | -0.01 | 7/31/2026 | 8/4/2026 3:59:57 PM EST |
| 100.00 | 27.45 | 30.10 | 28.78 | 29.30 | +0.50 | +1.74% | 0.29 | 1 | 15,325 | 0.62 | 0.97 | 0.00 | -0.01 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 105.00 | 23.20 | 25.15 | 24.18 | 25.09 | 0.00 | 0.00% | 0.23 | 0 | 1,095 | 0.54 | 0.95 | 0.01 | -0.02 | 7/31/2026 | 8/4/2026 3:59:57 PM EST |
| 110.00 | 18.55 | 20.10 | 19.33 | 19.88 | -2.07 | -9.44% | 0.18 | 3 | 2,649 | 0.44 | 0.91 | 0.01 | -0.03 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 115.00 | 13.10 | 15.60 | 14.35 | 14.45 | -0.43 | -2.89% | 0.12 | 6 | 2,126 | 0.39 | 0.84 | 0.02 | -0.04 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 120.00 | 10.20 | 11.20 | 10.70 | 10.99 | -0.78 | -6.63% | 0.09 | 11 | 2,747 | 0.32 | 0.74 | 0.02 | -0.05 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 125.00 | 7.00 | 7.45 | 7.23 | 7.49 | -0.16 | -2.10% | 0.06 | 40 | 2,951 | 0.31 | 0.61 | 0.03 | -0.06 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 130.00 | 4.40 | 4.65 | 4.53 | 4.55 | -0.33 | -6.77% | 0.03 | 517 | 5,305 | 0.30 | 0.47 | 0.03 | -0.06 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 135.00 | 2.52 | 2.84 | 2.68 | 2.77 | -0.28 | -9.18% | 0.02 | 2,465 | 4,703 | 0.30 | 0.32 | 0.03 | -0.05 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 140.00 | 1.40 | 1.60 | 1.50 | 1.43 | -0.37 | -20.56% | 0.01 | 144 | 11,299 | 0.30 | 0.20 | 0.02 | -0.04 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 145.00 | 0.70 | 0.80 | 0.75 | 0.74 | -0.23 | -23.72% | 0.01 | 12,347 | 1,426 | 0.29 | 0.12 | 0.02 | -0.03 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 150.00 | 0.27 | 0.59 | 0.43 | 0.41 | -0.04 | -8.89% | 0.00 | 47 | 3,082 | 0.30 | 0.07 | 0.01 | -0.02 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 155.00 | 0.02 | 0.36 | 0.19 | 0.19 | -0.30 | -61.23% | 0.00 | 25 | 323 | 0.28 | 0.04 | 0.01 | -0.01 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 160.00 | 0.00 | 0.65 | 0.33 | 0.22 | 0.00 | 0.00% | 0.00 | 0 | 263 | 0.43 | 0.02 | 0.00 | -0.01 | 7/31/2026 | 8/4/2026 3:59:57 PM EST |
| 165.00 | 0.00 | 0.58 | 0.29 | 0.20 | 0.00 | 0.00% | 0.00 | 0 | 50 | 0.46 | 0.01 | 0.00 | 0.00 | 7/28/2026 | 8/4/2026 3:59:57 PM EST |
| 170.00 | 0.00 | 0.52 | 0.26 | 0.18 | +0.04 | +28.58% | 0.00 | 20 | 51 | 0.49 | 0.00 | 0.00 | 0.00 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 175.00 | 0.00 | 0.35 | 0.18 | 0.06 | 0.00 | 0.00% | 0.00 | 0 | 15 | 0.49 | 0.00 | 0.00 | 0.00 | 7/30/2026 | 8/4/2026 3:59:57 PM EST |
| 180.00 | 0.00 | 0.72 | 0.36 | 0.06 | 0.00 | 0.00% | 0.00 | 0 | 15 | 0.60 | 0.00 | 0.00 | 0.00 | 7/17/2026 | 8/4/2026 3:59:57 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 | 0.20 | 0.10 | 0.04 | 0.00 | 0.00% | 0.00 | 0 | 11 | 1.53 | 0.00 | 0.00 | 0.00 | 5/18/2026 | 8/4/2026 3:59:57 PM EST |
| 45.00 | 0.00 | 2.13 | 1.07 | 0.02 | 0.00 | 0.00% | 0.02 | 0 | 51 | 2.17 | 0.00 | 0.00 | 0.00 | 6/29/2026 | 8/4/2026 3:59:57 PM EST |
| 50.00 | 0.00 | 2.13 | 1.07 | 0.01 | 0.00 | 0.00% | 0.02 | 0 | 17 | 1.98 | 0.00 | 0.00 | 0.00 | 7/31/2026 | 8/4/2026 3:59:57 PM EST |
| 55.00 | 0.00 | 0.74 | 0.37 | 0.03 | 0.00 | 0.00% | 0.01 | 0 | 969 | 1.42 | 0.00 | 0.00 | 0.00 | 7/7/2026 | 8/4/2026 3:59:57 PM EST |
| 60.00 | 0.00 | 2.07 | 1.04 | 0.03 | 0.00 | 0.00% | 0.02 | 0 | 2,202 | 1.63 | 0.00 | 0.00 | 0.00 | 7/30/2026 | 8/4/2026 3:59:57 PM EST |
| 65.00 | 0.00 | 0.98 | 0.49 | 0.07 | 0.00 | 0.00% | 0.01 | 0 | 625 | 1.24 | 0.00 | 0.00 | 0.00 | 7/16/2026 | 8/4/2026 3:59:57 PM EST |
| 70.00 | 0.00 | 0.27 | 0.14 | 0.01 | 0.00 | 0.00% | 0.00 | 0 | 722 | 0.88 | 0.00 | 0.00 | 0.00 | 7/16/2026 | 8/4/2026 3:59:57 PM EST |
| 75.00 | 0.00 | 0.27 | 0.14 | 0.03 | +0.02 | +200.00% | 0.00 | 20 | 2,078 | 0.79 | 0.00 | 0.00 | 0.00 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 80.00 | 0.00 | 0.33 | 0.17 | 0.01 | 0.00 | 0.00% | 0.00 | 0 | 3,430 | 0.73 | 0.00 | 0.00 | 0.00 | 7/31/2026 | 8/4/2026 3:59:57 PM EST |
| 85.00 | 0.00 | 0.15 | 0.08 | 0.01 | 0.00 | 0.00% | 0.00 | 0 | 1,298 | 0.57 | 0.00 | 0.00 | 0.00 | 8/3/2026 | 8/4/2026 3:59:57 PM EST |
| 90.00 | 0.00 | 0.08 | 0.04 | 0.02 | -0.18 | -90.00% | 0.00 | 1 | 4,252 | 0.46 | 0.00 | 0.00 | 0.00 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 95.00 | 0.01 | 0.12 | 0.07 | 0.10 | +0.01 | +11.12% | 0.00 | 23 | 4,228 | 0.36 | -0.02 | 0.00 | -0.01 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 100.00 | 0.10 | 0.33 | 0.22 | 0.17 | -0.04 | -19.05% | 0.00 | 205 | 5,860 | 0.39 | -0.03 | 0.00 | -0.01 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 105.00 | 0.22 | 0.46 | 0.34 | 0.29 | -0.18 | -38.30% | 0.00 | 236 | 3,788 | 0.36 | -0.05 | 0.01 | -0.02 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 110.00 | 0.56 | 0.65 | 0.61 | 0.56 | -0.25 | -30.87% | 0.01 | 26 | 5,852 | 0.34 | -0.09 | 0.01 | -0.03 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 115.00 | 1.08 | 1.23 | 1.16 | 1.17 | -0.33 | -22.00% | 0.01 | 100 | 2,263 | 0.32 | -0.16 | 0.02 | -0.04 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 120.00 | 2.12 | 2.28 | 2.20 | 2.11 | -0.54 | -20.38% | 0.02 | 99 | 3,729 | 0.31 | -0.26 | 0.02 | -0.05 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 125.00 | 3.75 | 4.10 | 3.93 | 3.68 | -0.97 | -20.86% | 0.03 | 62 | 1,661 | 0.30 | -0.39 | 0.03 | -0.06 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 130.00 | 6.15 | 6.55 | 6.35 | 6.50 | -0.28 | -4.13% | 0.05 | 70 | 829 | 0.30 | -0.53 | 0.03 | -0.06 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 135.00 | 8.70 | 10.15 | 9.43 | 9.20 | -1.68 | -15.45% | 0.07 | 1 | 98 | 0.29 | -0.68 | 0.03 | -0.05 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 140.00 | 12.40 | 13.75 | 13.08 | 12.86 | +1.62 | +14.42% | 0.09 | 2 | 46 | 0.26 | -0.80 | 0.02 | -0.04 | 8/4/2026 | 8/4/2026 3:59:57 PM EST |
| 145.00 | 16.35 | 18.05 | 17.20 | 18.17 | 0.00 | 0.00% | 0.12 | 0 | 11 | 0.34 | -0.88 | 0.02 | -0.03 | 7/17/2026 | 8/4/2026 3:59:57 PM EST |
| 150.00 | 20.55 | 23.20 | 21.88 | 22.69 | 0.00 | 0.00% | 0.15 | 0 | 10 | 0.41 | -0.93 | 0.01 | -0.02 | 7/17/2026 | 8/4/2026 3:59:57 PM EST |
| 155.00 | 25.80 | 28.05 | 26.93 | 27.60 | 0.00 | 0.00% | 0.17 | 0 | 3 | 0.45 | -0.96 | 0.01 | -0.01 | 8/3/2026 | 8/4/2026 3:59:57 PM EST |
| 160.00 | 30.10 | 32.85 | 31.48 | % | 0.20 | 0 | 0 | 0.49 | -0.98 | 0.00 | -0.01 | 8/4/2026 3:59:57 PM EST | |||
| 165.00 | 35.50 | 38.20 | 36.85 | % | 0.22 | 0 | 0 | 0.58 | -0.99 | 0.00 | 0.00 | 8/4/2026 3:59:57 PM EST | |||
| 170.00 | 40.45 | 42.85 | 41.65 | % | 0.24 | 0 | 0 | 0.59 | -1.00 | 0.00 | 0.00 | 8/4/2026 3:59:57 PM EST | |||
| 175.00 | 45.45 | 48.00 | 46.73 | % | 0.27 | 0 | 0 | 0.65 | -1.00 | 0.00 | 0.00 | 8/4/2026 3:59:57 PM EST | |||
| 180.00 | 50.50 | 53.10 | 51.80 | % | 0.29 | 0 | 0 | 0.71 | -1.00 | 0.00 | 0.00 | 8/4/2026 3:59:57 PM EST |