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Contract OI history

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Dec 18, 2026 EXPIRATION

CIFR $15.00 Put

CIFR261218P00015000

Latest saved OI22,225Oct 23, 2026
Last change-55vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CIFR $15.00 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. 22,34311,1710 2026-10-09: 22,311 OI2026-10-13: 22,329 OI2026-10-14: 22,329 OI2026-10-15: 22,343 OI2026-10-16: 22,302 OI2026-10-21: 22,280 OI2026-10-23: 22,225 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, 2026Viewing22,225-55
Oct 21, 202622,280-22
Oct 16, 202622,302-41
Oct 15, 202622,343+14
Oct 14, 202622,3290
Oct 13, 202622,329+18
Oct 09, 202622,311No prior observation