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Contract OI history

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Dec 18, 2026 EXPIRATION

COST $880.00 Call

COST261218C00880000

Latest saved OI303Oct 23, 2026
Last change-9vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
COST $880.00 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. 3161580 2026-10-09: 316 OI2026-10-13: 314 OI2026-10-14: 314 OI2026-10-15: 304 OI2026-10-16: 300 OI2026-10-21: 312 OI2026-10-23: 303 OI Oct 09, 2026Oct 23, 2026

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

COST contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing303-9
Oct 21, 2026312+12
Oct 16, 2026300-4
Oct 15, 2026304-10
Oct 14, 20263140
Oct 13, 2026314-2
Oct 09, 2026316No prior observation