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Contract OI history

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Jan 15, 2027 EXPIRATION

CIFR $25.00 Put

CIFR270115P00025000

Latest saved OI218Oct 23, 2026
Last change-35vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CIFR $25.00 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. 3721860 2026-10-09: 372 OI2026-10-13: 371 OI2026-10-14: 371 OI2026-10-15: 370 OI2026-10-16: 370 OI2026-10-21: 253 OI2026-10-23: 218 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, 2026Viewing218-35
Oct 21, 2026253-117
Oct 16, 20263700
Oct 15, 2026370-1
Oct 14, 20263710
Oct 13, 2026371-1
Oct 09, 2026372No prior observation