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Contract OI history

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Dec 18, 2026 EXPIRATION

MKSI $490.00 Call

MKSI261218C00490000

Latest saved OI503Oct 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 $490.00 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. 5032510 2026-10-09: 503 OI2026-10-13: 503 OI2026-10-14: 503 OI2026-10-15: 503 OI2026-10-16: 503 OI2026-10-21: 503 OI2026-10-23: 503 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, 20265030
Oct 21, 2026Viewing5030
Oct 16, 20265030
Oct 15, 20265030
Oct 14, 20265030
Oct 13, 20265030
Oct 09, 2026503No prior observation