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Contract OI history

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Nov 20, 2026 EXPIRATION

CIFR $27.00 Call

CIFR261120C00027000

Latest saved OI2,061Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CIFR $27.00 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. 2,0861,0430 2026-10-09: 2,086 OI2026-10-13: 2,068 OI2026-10-14: 2,068 OI2026-10-15: 2,063 OI2026-10-16: 2,063 OI2026-10-21: 2,061 OI2026-10-23: 2,061 OI Oct 09, 2026Oct 23, 2026

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

CIFR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,0610
Oct 21, 20262,061-2
Oct 16, 20262,0630
Oct 15, 20262,063-5
Oct 14, 20262,0680
Oct 13, 20262,068-18
Oct 09, 20262,086No prior observation