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Contract OI history

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Oct 23, 2026 EXPIRATION

COST $1200.00 Call

COST261023C01200000

Latest saved OI292Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
COST $1200.00 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. 2931460 2026-10-09: 284 OI2026-10-13: 284 OI2026-10-14: 284 OI2026-10-15: 288 OI2026-10-16: 288 OI2026-10-21: 293 OI2026-10-23: 292 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, 2026Viewing292-1
Oct 21, 2026293+5
Oct 16, 20262880
Oct 15, 2026288+4
Oct 14, 20262840
Oct 13, 20262840
Oct 09, 2026284No prior observation