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Oct 23, 2026 EXPIRATION

CIFR $11.50 Put

CIFR261023P00011500

Latest saved OI136Oct 23, 2026
Last change-324vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CIFR $11.50 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5082540 2026-10-09: 82 OI2026-10-13: 508 OI2026-10-14: 508 OI2026-10-15: 429 OI2026-10-16: 427 OI2026-10-21: 460 OI2026-10-23: 136 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, 2026Viewing136-324
Oct 21, 2026460+33
Oct 16, 2026427-2
Oct 15, 2026429-79
Oct 14, 20265080
Oct 13, 2026508+426
Oct 09, 202682No prior observation