Chain
MRK options
Options Chain
Active MRK contracts expiring in the next 7–45 days, strikes within ±25% of the current price.
| Expiration | Days to expiry | Contracts |
|---|---|---|
| 2026-08-07 | 8 | 96 |
| 2026-08-14 | 15 | 90 |
| 2026-08-21 | 22 | 14 |
| Type | Strike | Expiry | Open interest | Close |
|---|---|---|---|---|
| Call | $100.00 | 2026-08-07 | — | — |
| Call | $105.00 | 2026-08-07 | — | $27.11 |
| Call | $106.00 | 2026-08-07 | — | — |
| Call | $107.00 | 2026-08-07 | — | — |
| Call | $108.00 | 2026-08-07 | — | — |
| Call | $109.00 | 2026-08-07 | — | — |
| Call | $110.00 | 2026-08-07 | — | $21.19 |
| Call | $111.00 | 2026-08-07 | 1 | $20.22 |
| Call | $112.00 | 2026-08-07 | — | — |
| Call | $113.00 | 2026-08-07 | — | — |
| Call | $114.00 | 2026-08-07 | 12 | $13.69 |
| Call | $115.00 | 2026-08-07 | — | $16.53 |
| Call | $116.00 | 2026-08-07 | 1 | $12.21 |
| Call | $117.00 | 2026-08-07 | 1 | $10.00 |
| Call | $118.00 | 2026-08-07 | 4 | $14.17 |
| Call | $119.00 | 2026-08-07 | 14 | $13.81 |
| Call | $120.00 | 2026-08-07 | 12 | $13.71 |
| Call | $121.00 | 2026-08-07 | 26 | $11.25 |
| Call | $122.00 | 2026-08-07 | 38 | $10.94 |
| Call | $123.00 | 2026-08-07 | 31 | $9.45 |
| Call | $124.00 | 2026-08-07 | 63 | $8.12 |
| Call | $125.00 | 2026-08-07 | 118 | $7.16 |
| Call | $126.00 | 2026-08-07 | 60 | $6.69 |
| Call | $127.00 | 2026-08-07 | 101 | $5.97 |
| Call | $128.00 | 2026-08-07 | 100 | $6.20 |
| Call | $129.00 | 2026-08-07 | 72 | $4.69 |
| Call | $130.00 | 2026-08-07 | 162 | $4.15 |
| Call | $131.00 | 2026-08-07 | 64 | $3.24 |
| Call | $132.00 | 2026-08-07 | 160 | $2.96 |
| Call | $133.00 | 2026-08-07 | 167 | $2.23 |
| Call | $134.00 | 2026-08-07 | 291 | $2.15 |
| Call | $135.00 | 2026-08-07 | 155 | $2.14 |
| Call | $136.00 | 2026-08-07 | 68 | $2.01 |
| Call | $137.00 | 2026-08-07 | 26 | $1.45 |
| Call | $138.00 | 2026-08-07 | 384 | $1.28 |
| Call | $139.00 | 2026-08-07 | 398 | $1.14 |
| Call | $140.00 | 2026-08-07 | 552 | $0.82 |
| Call | $141.00 | 2026-08-07 | 33 | $0.89 |
| Call | $142.00 | 2026-08-07 | 8 | $0.64 |
| Call | $143.00 | 2026-08-07 | 5 | $0.69 |
| Call | $144.00 | 2026-08-07 | — | $0.45 |
| Call | $145.00 | 2026-08-07 | 23 | $0.33 |
| Call | $146.00 | 2026-08-07 | — | — |
| Call | $147.00 | 2026-08-07 | — | — |
| Call | $148.00 | 2026-08-07 | 1 | $0.46 |
| Call | $150.00 | 2026-08-07 | 81 | $0.11 |
| Call | $155.00 | 2026-08-07 | — | — |
| Call | $160.00 | 2026-08-07 | 45 | $0.06 |
| Put | $100.00 | 2026-08-07 | 2 | $0.18 |
| Put | $105.00 | 2026-08-07 | 77 | $0.03 |
| Put | $106.00 | 2026-08-07 | 2 | $0.36 |
| Put | $107.00 | 2026-08-07 | 2 | $0.69 |
| Put | $108.00 | 2026-08-07 | 71 | $0.21 |
| Put | $109.00 | 2026-08-07 | — | — |
| Put | $110.00 | 2026-08-07 | 1 | $0.94 |
| Put | $111.00 | 2026-08-07 | 3 | $1.10 |
| Put | $112.00 | 2026-08-07 | 5 | $0.43 |
| Put | $113.00 | 2026-08-07 | 7 | $0.41 |
| Put | $114.00 | 2026-08-07 | 17 | $0.76 |
| Put | $115.00 | 2026-08-07 | 23 | $0.31 |
| Put | $116.00 | 2026-08-07 | 818 | $0.49 |
| Put | $117.00 | 2026-08-07 | 8 | $0.45 |
| Put | $118.00 | 2026-08-07 | 162 | $0.53 |
| Put | $119.00 | 2026-08-07 | 32 | $0.35 |
| Put | $120.00 | 2026-08-07 | 51 | $0.97 |
| Put | $121.00 | 2026-08-07 | 62 | $0.29 |
| Put | $122.00 | 2026-08-07 | 33 | $0.58 |
| Put | $123.00 | 2026-08-07 | 64 | $0.54 |
| Put | $124.00 | 2026-08-07 | 488 | $1.18 |
| Put | $125.00 | 2026-08-07 | 278 | $1.60 |
| Put | $126.00 | 2026-08-07 | 37 | $1.51 |
| Put | $127.00 | 2026-08-07 | 71 | $2.00 |
| Put | $128.00 | 2026-08-07 | 182 | $2.52 |
| Put | $129.00 | 2026-08-07 | 49 | $2.80 |
| Put | $130.00 | 2026-08-07 | 177 | $3.25 |
| Put | $131.00 | 2026-08-07 | 33 | $3.65 |
| Put | $132.00 | 2026-08-07 | 73 | $3.94 |
| Put | $133.00 | 2026-08-07 | 75 | $4.55 |
| Put | $134.00 | 2026-08-07 | 6 | $4.95 |
| Put | $135.00 | 2026-08-07 | 11 | $5.35 |
| Put | $136.00 | 2026-08-07 | 2 | $5.95 |
| Put | $137.00 | 2026-08-07 | 3 | $5.50 |
| Put | $138.00 | 2026-08-07 | — | — |
| Put | $139.00 | 2026-08-07 | 13 | $8.75 |
| Put | $140.00 | 2026-08-07 | 1 | $10.39 |
| Put | $141.00 | 2026-08-07 | — | — |
| Put | $142.00 | 2026-08-07 | — | — |
| Put | $143.00 | 2026-08-07 | — | — |
| Put | $144.00 | 2026-08-07 | — | — |
| Put | $145.00 | 2026-08-07 | 2 | $12.39 |
| Put | $146.00 | 2026-08-07 | — | — |
| Put | $147.00 | 2026-08-07 | — | — |
| Put | $148.00 | 2026-08-07 | — | — |
| Put | $150.00 | 2026-08-07 | — | — |
| Put | $155.00 | 2026-08-07 | — | — |
| Put | $160.00 | 2026-08-07 | — | — |
| Call | $100.00 | 2026-08-14 | — | $24.60 |
| Call | $105.00 | 2026-08-14 | — | — |
| Call | $110.00 | 2026-08-14 | — | — |
| Call | $112.00 | 2026-08-14 | 1 | $14.65 |
| Call | $113.00 | 2026-08-14 | 3 | $15.33 |
| Call | $114.00 | 2026-08-14 | 12 | $18.50 |
| Call | $115.00 | 2026-08-14 | 11 | $16.78 |
| Call | $116.00 | 2026-08-14 | — | — |
| Call | $117.00 | 2026-08-14 | 1 | $10.64 |
| Call | $118.00 | 2026-08-14 | 2 | $6.50 |
| Call | $119.00 | 2026-08-14 | — | — |
| Call | $120.00 | 2026-08-14 | 11 | $11.15 |
| Call | $121.00 | 2026-08-14 | 11 | $11.58 |
| Call | $122.00 | 2026-08-14 | 1 | $10.62 |
| Call | $123.00 | 2026-08-14 | 1 | $10.45 |
| Call | $124.00 | 2026-08-14 | 15 | $8.72 |
| Call | $125.00 | 2026-08-14 | 43 | $8.37 |
| Call | $126.00 | 2026-08-14 | 10 | $7.40 |
| Call | $127.00 | 2026-08-14 | 637 | $6.80 |
| Call | $128.00 | 2026-08-14 | 40 | $6.30 |
| Call | $129.00 | 2026-08-14 | 9 | $4.19 |
| Call | $130.00 | 2026-08-14 | 41 | $5.00 |
| Call | $131.00 | 2026-08-14 | 31 | $4.25 |
| Call | $132.00 | 2026-08-14 | 432 | $3.30 |
| Call | $133.00 | 2026-08-14 | 34 | $3.60 |
| Call | $134.00 | 2026-08-14 | 26 | $4.11 |
| Call | $135.00 | 2026-08-14 | 82 | $2.49 |
| Call | $136.00 | 2026-08-14 | 100 | $3.35 |
| Call | $137.00 | 2026-08-14 | 44 | $1.60 |
| Call | $138.00 | 2026-08-14 | 8 | $2.00 |
| Call | $139.00 | 2026-08-14 | 1 | $1.41 |
| Call | $140.00 | 2026-08-14 | 1,095 | $1.30 |
| Call | $141.00 | 2026-08-14 | 1 | $1.21 |
| Call | $142.00 | 2026-08-14 | 4 | $1.05 |
| Call | $143.00 | 2026-08-14 | — | — |
| Call | $144.00 | 2026-08-14 | 2 | $0.66 |
| Call | $145.00 | 2026-08-14 | 7 | $0.46 |
| Call | $146.00 | 2026-08-14 | — | — |
| Call | $147.00 | 2026-08-14 | — | — |
| Call | $148.00 | 2026-08-14 | — | — |
| Call | $149.00 | 2026-08-14 | — | — |
| Call | $150.00 | 2026-08-14 | — | — |
| Call | $152.50 | 2026-08-14 | — | — |
| Call | $155.00 | 2026-08-14 | — | — |
| Call | $160.00 | 2026-08-14 | — | — |
| Put | $100.00 | 2026-08-14 | 4 | $0.15 |
| Put | $105.00 | 2026-08-14 | 19 | $0.26 |
| Put | $110.00 | 2026-08-14 | 1 | $1.11 |
| Put | $112.00 | 2026-08-14 | 3 | $0.49 |
| Put | $113.00 | 2026-08-14 | 5 | $0.57 |
| Put | $114.00 | 2026-08-14 | 2 | $0.52 |
| Put | $115.00 | 2026-08-14 | 11 | $0.29 |
| Put | $116.00 | 2026-08-14 | 240 | $1.23 |
| Put | $117.00 | 2026-08-14 | 2 | $1.31 |
| Put | $118.00 | 2026-08-14 | 21 | $1.32 |
| Put | $119.00 | 2026-08-14 | 25 | $0.79 |
| Put | $120.00 | 2026-08-14 | 38 | $0.75 |
| Put | $121.00 | 2026-08-14 | 8 | $1.24 |
| Put | $122.00 | 2026-08-14 | 8 | $0.89 |
| Put | $123.00 | 2026-08-14 | 4 | $0.93 |
| Put | $124.00 | 2026-08-14 | 203 | $1.75 |
| Put | $125.00 | 2026-08-14 | 27 | $1.96 |
| Put | $126.00 | 2026-08-14 | 4 | $1.66 |
| Put | $127.00 | 2026-08-14 | 5 | $2.42 |
| Put | $128.00 | 2026-08-14 | 8 | $2.94 |
| Put | $129.00 | 2026-08-14 | — | $3.25 |
| Put | $130.00 | 2026-08-14 | 4 | $3.25 |
| Put | $131.00 | 2026-08-14 | 24 | $3.55 |
| Put | $132.00 | 2026-08-14 | 12 | $4.23 |
| Put | $133.00 | 2026-08-14 | 1 | $4.50 |
| Put | $134.00 | 2026-08-14 | 1 | $4.32 |
| Put | $135.00 | 2026-08-14 | 11 | $5.05 |
| Put | $136.00 | 2026-08-14 | — | — |
| Put | $137.00 | 2026-08-14 | — | — |
| Put | $138.00 | 2026-08-14 | — | — |
| Put | $139.00 | 2026-08-14 | — | — |
| Put | $140.00 | 2026-08-14 | — | — |
| Put | $141.00 | 2026-08-14 | — | — |
| Put | $142.00 | 2026-08-14 | — | — |
| Put | $143.00 | 2026-08-14 | — | — |
| Put | $144.00 | 2026-08-14 | — | — |
| Put | $145.00 | 2026-08-14 | — | — |
| Put | $146.00 | 2026-08-14 | — | — |
| Put | $147.00 | 2026-08-14 | — | — |
| Put | $148.00 | 2026-08-14 | — | — |
| Put | $149.00 | 2026-08-14 | — | — |
| Put | $150.00 | 2026-08-14 | — | — |
| Put | $152.50 | 2026-08-14 | — | — |
| Put | $155.00 | 2026-08-14 | — | — |
| Put | $160.00 | 2026-08-14 | — | — |
| Call | $100.00 | 2026-08-21 | 18 | $28.31 |
| Call | $105.00 | 2026-08-21 | 12 | $17.39 |
| Call | $110.00 | 2026-08-21 | 753 | $22.48 |
| Call | $115.00 | 2026-08-21 | 362 | $17.50 |
| Call | $117.00 | 2026-08-21 | 1 | $15.21 |
| Call | $118.00 | 2026-08-21 | 2 | $14.50 |
| Call | $119.00 | 2026-08-21 | 5 | $14.10 |
| Call | $120.00 | 2026-08-21 | 996 | $11.85 |
| Call | $121.00 | 2026-08-21 | — | — |
| Call | $122.00 | 2026-08-21 | — | — |
| Call | $123.00 | 2026-08-21 | 2 | $9.90 |
| Call | $124.00 | 2026-08-21 | 19 | $9.55 |
| Call | $125.00 | 2026-08-21 | 3,912 | $8.45 |
| Call | $126.00 | 2026-08-21 | 84 | $6.80 |