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Contract OI history

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Dec 18, 2026 EXPIRATION

CIFR $20.00 Call

CIFR261218C00020000

Latest saved OI17,629Oct 23, 2026
Last change-16vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CIFR $20.00 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. 18,6109,3050 2026-10-09: 17,553 OI2026-10-13: 17,639 OI2026-10-14: 17,639 OI2026-10-15: 18,610 OI2026-10-16: 17,956 OI2026-10-21: 17,645 OI2026-10-23: 17,629 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, 2026Viewing17,629-16
Oct 21, 202617,645-311
Oct 16, 202617,956-654
Oct 15, 202618,610+971
Oct 14, 202617,6390
Oct 13, 202617,639+86
Oct 09, 202617,553No prior observation