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Contract OI history

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Nov 20, 2026 EXPIRATION

COST $1010.00 Call

COST261120C01010000

Latest saved OI418Oct 23, 2026
Last change+49vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
COST $1010.00 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. 4182090 2026-10-09: 202 OI2026-10-13: 217 OI2026-10-14: 217 OI2026-10-15: 217 OI2026-10-16: 308 OI2026-10-21: 369 OI2026-10-23: 418 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, 2026Viewing418+49
Oct 21, 2026369+61
Oct 16, 2026308+91
Oct 15, 20262170
Oct 14, 20262170
Oct 13, 2026217+15
Oct 09, 2026202No prior observation