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Contract OI history

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Nov 20, 2026 EXPIRATION

MKSI $230.00 Call

MKSI261120C00230000

Latest saved OI274Oct 23, 2026
Last change-3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MKSI $230.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2771380 2026-10-09: 110 OI2026-10-13: 110 OI2026-10-14: 110 OI2026-10-15: 110 OI2026-10-16: 110 OI2026-10-21: 277 OI2026-10-23: 274 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

MKSI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026274-3
Oct 21, 2026Viewing277+167
Oct 16, 20261100
Oct 15, 20261100
Oct 14, 20261100
Oct 13, 20261100
Oct 09, 2026110No prior observation