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Contract OI history

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Nov 13, 2026 EXPIRATION

CIFR $18.50 Call

CIFR261113C00018500

Latest saved OI133Oct 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 $18.50 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. 133660 2026-10-09: 34 OI2026-10-13: 128 OI2026-10-14: 128 OI2026-10-15: 125 OI2026-10-16: 125 OI2026-10-21: 133 OI2026-10-23: 133 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, 2026Viewing1330
Oct 21, 2026133+8
Oct 16, 20261250
Oct 15, 2026125-3
Oct 14, 20261280
Oct 13, 2026128+94
Oct 09, 202634No prior observation