Options Chain for MERCK & CO INC COM (MRK) - $85.31 as of 8/25/2025 10:20:45 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 | 45.35 | 46.00 | 45.68 | 47.15 | 0.00 | 0.00% | 1.14 | 0 | 3 | 1.06 | 1.00 | 0.00 | 0.00 | 8/22/2025 | 8/25/2025 4:00:01 PM EST |
| 45.00 | 40.20 | 40.85 | 40.53 | % | 0.90 | 0 | 0 | 1.40 | 1.00 | 0.00 | 0.00 | 8/25/2025 4:00:01 PM EST | |||
| 50.00 | 34.80 | 35.95 | 35.38 | 37.60 | 0.00 | 0.00% | 0.71 | 0 | 5 | 0.77 | 1.00 | 0.00 | 0.00 | 8/22/2025 | 8/25/2025 4:00:01 PM EST |
| 55.00 | 30.40 | 30.65 | 30.53 | 24.65 | 0.00 | 0.00% | 0.56 | 0 | 5 | 0.67 | 1.00 | 0.00 | 0.00 | 7/21/2025 | 8/25/2025 4:00:01 PM EST |
| 60.00 | 25.45 | 25.65 | 25.55 | 24.05 | 0.00 | 0.00% | 0.43 | 0 | 173 | 0.64 | 1.00 | 0.00 | 0.00 | 8/15/2025 | 8/25/2025 4:00:01 PM EST |
| 65.00 | 20.45 | 20.65 | 20.55 | 21.80 | +1.65 | +8.19% | 0.32 | 1 | 116 | 0.49 | 0.99 | 0.00 | 0.00 | 8/25/2025 | 8/25/2025 4:00:01 PM EST |
| 70.00 | 15.55 | 15.70 | 15.63 | 15.55 | -0.70 | -4.31% | 0.22 | 9 | 731 | 0.38 | 0.95 | 0.01 | -0.01 | 8/25/2025 | 8/25/2025 4:00:01 PM EST |
| 75.00 | 10.90 | 11.00 | 10.95 | 11.00 | -1.43 | -11.51% | 0.15 | 11 | 1,045 | 0.32 | 0.86 | 0.02 | -0.02 | 8/25/2025 | 8/25/2025 4:00:01 PM EST |
| 80.00 | 6.75 | 6.90 | 6.83 | 6.80 | -1.45 | -17.58% | 0.09 | 29 | 3,440 | 0.30 | 0.72 | 0.03 | -0.03 | 8/25/2025 | 8/25/2025 4:00:01 PM EST |
| 85.00 | 3.60 | 3.70 | 3.65 | 3.75 | -1.10 | -22.68% | 0.04 | 137 | 7,194 | 0.28 | 0.52 | 0.04 | -0.03 | 8/25/2025 | 8/25/2025 4:00:01 PM EST |
| 90.00 | 1.61 | 1.68 | 1.65 | 1.68 | -0.50 | -22.94% | 0.02 | 359 | 7,132 | 0.27 | 0.30 | 0.04 | -0.03 | 8/25/2025 | 8/25/2025 4:00:01 PM EST |
| 95.00 | 0.65 | 0.67 | 0.66 | 0.65 | -0.25 | -27.78% | 0.01 | 827 | 5,115 | 0.27 | 0.14 | 0.03 | -0.02 | 8/25/2025 | 8/25/2025 4:00:01 PM EST |
| 100.00 | 0.23 | 0.26 | 0.25 | 0.24 | -0.13 | -35.14% | 0.00 | 93 | 1,861 | 0.27 | 0.06 | 0.01 | -0.01 | 8/25/2025 | 8/25/2025 4:00:01 PM EST |
| 105.00 | 0.01 | 0.25 | 0.13 | 0.14 | -0.02 | -12.50% | 0.00 | 12 | 429 | 0.28 | 0.02 | 0.01 | 0.00 | 8/25/2025 | 8/25/2025 4:00:01 PM EST |
| 110.00 | 0.00 | 0.13 | 0.07 | 0.05 | -0.05 | -50.00% | 0.00 | 9 | 123 | 0.35 | 0.01 | 0.00 | 0.00 | 8/25/2025 | 8/25/2025 4:00:01 PM EST |
| 115.00 | 0.00 | 0.20 | 0.10 | 0.05 | 0.00 | 0.00% | 0.00 | 0 | 670 | 0.43 | 0.00 | 0.00 | 0.00 | 8/18/2025 | 8/25/2025 4:00:01 PM EST |
| 120.00 | 0.00 | 0.20 | 0.10 | 0.11 | 0.00 | 0.00% | 0.00 | 0 | 47 | 0.47 | 0.00 | 0.00 | 0.00 | 6/24/2025 | 8/25/2025 4:00:01 PM EST |
| 125.00 | 0.00 | 0.21 | 0.11 | 0.05 | 0.00 | 0.00% | 0.00 | 0 | 359 | 0.52 | 0.00 | 0.00 | 0.00 | 8/1/2025 | 8/25/2025 4:00:01 PM EST |
| 130.00 | 0.00 | 0.09 | 0.05 | 0.10 | 0.00 | 0.00% | 0.00 | 0 | 36 | 0.50 | 0.00 | 0.00 | 0.00 | 5/19/2025 | 8/25/2025 4:00:01 PM EST |
| 135.00 | 0.00 | 0.20 | 0.10 | % | 0.00 | 0 | 0 | 0.60 | 0.00 | 0.00 | 0.00 | 8/25/2025 4:00:01 PM EST | |||
| 140.00 | 0.00 | 0.20 | 0.10 | % | 0.00 | 0 | 0 | 0.64 | 0.00 | 0.00 | 0.00 | 8/25/2025 4:00:01 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 | 0.10 | 0.05 | 0.02 | 0.00 | 0.00% | 0.00 | 0 | 14 | 0.91 | 0.00 | 0.00 | 0.00 | 8/12/2025 | 8/25/2025 4:00:01 PM EST |
| 45.00 | 0.00 | 0.09 | 0.05 | 0.05 | 0.00 | 0.00% | 0.00 | 0 | 37 | 0.77 | 0.00 | 0.00 | 0.00 | 8/18/2025 | 8/25/2025 4:00:01 PM EST |
| 50.00 | 0.02 | 0.21 | 0.12 | 0.04 | 0.00 | 0.00% | 0.00 | 0 | 171 | 0.65 | 0.00 | 0.00 | 0.00 | 8/7/2025 | 8/25/2025 4:00:01 PM EST |
| 55.00 | 0.00 | 0.26 | 0.13 | 0.03 | -0.01 | -25.00% | 0.00 | 4 | 1,391 | 0.65 | 0.00 | 0.00 | 0.00 | 8/25/2025 | 8/25/2025 4:00:01 PM EST |
| 60.00 | 0.05 | 0.17 | 0.11 | 0.17 | +0.09 | +112.50% | 0.00 | 9 | 615 | 0.46 | 0.00 | 0.00 | 0.00 | 8/25/2025 | 8/25/2025 4:00:01 PM EST |
| 65.00 | 0.08 | 0.19 | 0.14 | 0.19 | +0.08 | +72.73% | 0.00 | 100 | 5,142 | 0.38 | -0.01 | 0.00 | 0.00 | 8/25/2025 | 8/25/2025 4:00:01 PM EST |
| 70.00 | 0.31 | 0.37 | 0.34 | 0.36 | -0.01 | -2.71% | 0.00 | 226 | 6,585 | 0.35 | -0.05 | 0.01 | -0.01 | 8/25/2025 | 8/25/2025 4:00:01 PM EST |
| 75.00 | 0.70 | 0.74 | 0.72 | 0.65 | +0.10 | +18.19% | 0.01 | 295 | 7,437 | 0.32 | -0.14 | 0.02 | -0.02 | 8/25/2025 | 8/25/2025 4:00:01 PM EST |
| 80.00 | 1.63 | 1.69 | 1.66 | 1.62 | +0.40 | +32.79% | 0.02 | 582 | 7,444 | 0.29 | -0.28 | 0.03 | -0.03 | 8/25/2025 | 8/25/2025 4:00:01 PM EST |
| 85.00 | 3.50 | 3.60 | 3.55 | 3.54 | +0.81 | +29.67% | 0.04 | 100 | 3,760 | 0.28 | -0.48 | 0.04 | -0.03 | 8/25/2025 | 8/25/2025 4:00:01 PM EST |
| 90.00 | 6.50 | 6.60 | 6.55 | 6.70 | +1.35 | +25.24% | 0.07 | 9 | 345 | 0.27 | -0.70 | 0.04 | -0.03 | 8/25/2025 | 8/25/2025 4:00:01 PM EST |
| 95.00 | 10.55 | 10.70 | 10.63 | 10.50 | +1.38 | +15.14% | 0.11 | 2 | 284 | 0.27 | -0.86 | 0.03 | -0.02 | 8/25/2025 | 8/25/2025 4:00:01 PM EST |
| 100.00 | 15.00 | 15.40 | 15.20 | 16.49 | 0.00 | 0.00% | 0.15 | 0 | 255 | 0.27 | -0.94 | 0.01 | -0.01 | 8/15/2025 | 8/25/2025 4:00:01 PM EST |
| 105.00 | 20.10 | 20.30 | 20.20 | 20.82 | 0.00 | 0.00% | 0.19 | 0 | 9 | 0.34 | -0.98 | 0.01 | 0.00 | 8/15/2025 | 8/25/2025 4:00:01 PM EST |
| 110.00 | 25.00 | 25.25 | 25.13 | 29.68 | 0.00 | 0.00% | 0.23 | 0 | 1 | 0.41 | -0.99 | 0.00 | 0.00 | 8/5/2025 | 8/25/2025 4:00:01 PM EST |
| 115.00 | 30.00 | 30.25 | 30.13 | 31.40 | 0.00 | 0.00% | 0.26 | 0 | 7 | 0.47 | -1.00 | 0.00 | 0.00 | 7/14/2025 | 8/25/2025 4:00:01 PM EST |
| 120.00 | 34.75 | 35.35 | 35.05 | 38.00 | 0.00 | 0.00% | 0.29 | 0 | 2 | 0.77 | -1.00 | 0.00 | 0.00 | 8/13/2025 | 8/25/2025 4:00:01 PM EST |
| 125.00 | 39.70 | 40.20 | 39.95 | 39.95 | 0.00 | 0.00% | 0.32 | 0 | 1 | 0.83 | -1.00 | 0.00 | 0.00 | 8/20/2025 | 8/25/2025 4:00:01 PM EST |
| 130.00 | 44.55 | 45.20 | 44.88 | % | 0.35 | 0 | 0 | 0.71 | -1.00 | 0.00 | 0.00 | 8/25/2025 4:00:01 PM EST | |||
| 135.00 | 49.55 | 50.60 | 50.08 | 51.05 | 0.00 | 0.00% | 0.37 | 0 | 2 | 0.74 | -1.00 | 0.00 | 0.00 | 8/15/2025 | 8/25/2025 4:00:01 PM EST |
| 140.00 | 54.90 | 55.65 | 55.28 | % | 0.39 | 0 | 0 | 0.88 | -1.00 | 0.00 | 0.00 | 8/25/2025 4:00:01 PM EST |