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Contract OI history

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Dec 17, 2027 EXPIRATION

CIFR $27.00 Call

CIFR271217C00027000

Latest saved OI1,495Oct 23, 2026
Last change-31vs 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. 1,5267630 2026-10-09: 1,522 OI2026-10-13: 1,523 OI2026-10-14: 1,523 OI2026-10-15: 1,523 OI2026-10-16: 1,523 OI2026-10-21: 1,526 OI2026-10-23: 1,495 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, 2026Viewing1,495-31
Oct 21, 20261,526+3
Oct 16, 20261,5230
Oct 15, 20261,5230
Oct 14, 20261,5230
Oct 13, 20261,523+1
Oct 09, 20261,522No prior observation