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Contract OI history

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Dec 17, 2027 EXPIRATION

CIFR $40.00 Call

CIFR271217C00040000

Latest saved OI1,901Oct 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 $40.00 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. 1,9309650 2026-10-09: 1,930 OI2026-10-13: 1,928 OI2026-10-14: 1,928 OI2026-10-15: 1,901 OI2026-10-16: 1,901 OI2026-10-21: 1,901 OI2026-10-23: 1,901 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, 2026Viewing1,9010
Oct 21, 20261,9010
Oct 16, 20261,9010
Oct 15, 20261,901-27
Oct 14, 20261,9280
Oct 13, 20261,928-2
Oct 09, 20261,930No prior observation