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Contract OI history

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Nov 20, 2026 EXPIRATION

CIFR $6.50 Put

CIFR261120P00006500

Latest saved OI155Oct 23, 2026
Last change+131vs previous saved observation
Saved market days2Oct 21, 2026 onwards
Daily open interest Hover a point for its date and OI
CIFR $6.50 put open interest history 2 saved observations from 2026-10-21 to 2026-10-23. Exact values and changes are listed in the table below. 155770 2026-10-21: 24 OI2026-10-23: 155 OI Oct 21, 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, 2026Viewing155+131
Oct 21, 202624No prior observation