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Contract OI history

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Dec 18, 2026 EXPIRATION

MKSI $290.00 Call

MKSI261218C00290000

Latest saved OI153Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MKSI $290.00 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. 153760 2026-10-09: 152 OI2026-10-13: 152 OI2026-10-14: 152 OI2026-10-15: 152 OI2026-10-16: 152 OI2026-10-21: 153 OI2026-10-23: 153 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, 20261530
Oct 21, 2026Viewing153+1
Oct 16, 20261520
Oct 15, 20261520
Oct 14, 20261520
Oct 13, 20261520
Oct 09, 2026152No prior observation