Chain
MKSI options
Options Chain
Active MKSI contracts expiring in the next 7–45 days, strikes within ±25% of the current price.
| Expiration | Days to expiry | Contracts |
|---|---|---|
| 2026-08-21 | 22 | 28 |
| Type | Strike | Expiry | Open interest | Close |
|---|---|---|---|---|
| Call | $220.00 | 2026-08-21 | — | — |
| Call | $230.00 | 2026-08-21 | — | — |
| Call | $240.00 | 2026-08-21 | 1 | $108.08 |
| Call | $250.00 | 2026-08-21 | — | $37.00 |
| Call | $260.00 | 2026-08-21 | 36 | $78.50 |
| Call | $270.00 | 2026-08-21 | 46 | $29.00 |
| Call | $280.00 | 2026-08-21 | 3 | $33.13 |
| Call | $290.00 | 2026-08-21 | 2 | $31.95 |
| Call | $300.00 | 2026-08-21 | 41 | $16.50 |
| Call | $310.00 | 2026-08-21 | 3 | $36.50 |
| Call | $320.00 | 2026-08-21 | 63 | $17.83 |
| Call | $330.00 | 2026-08-21 | 221 | $9.50 |
| Call | $340.00 | 2026-08-21 | 107 | $19.25 |
| Call | $350.00 | 2026-08-21 | 207 | $4.50 |
| Put | $220.00 | 2026-08-21 | — | — |
| Put | $230.00 | 2026-08-21 | 58 | $6.90 |
| Put | $240.00 | 2026-08-21 | 19 | $6.83 |
| Put | $250.00 | 2026-08-21 | 64 | $15.60 |
| Put | $260.00 | 2026-08-21 | 113 | $24.10 |
| Put | $270.00 | 2026-08-21 | 68 | $29.20 |
| Put | $280.00 | 2026-08-21 | 129 | $37.40 |
| Put | $290.00 | 2026-08-21 | 70 | $40.00 |
| Put | $300.00 | 2026-08-21 | 135 | $46.00 |
| Put | $310.00 | 2026-08-21 | 549 | $29.70 |
| Put | $320.00 | 2026-08-21 | 82 | $62.79 |
| Put | $330.00 | 2026-08-21 | 70 | $58.02 |
| Put | $340.00 | 2026-08-21 | 107 | $36.58 |
| Put | $350.00 | 2026-08-21 | 78 | $92.70 |