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Contract OI history

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Oct 23, 2026 EXPIRATION

CIFR $13.00 Put

CIFR261023P00013000

Latest saved OI2Oct 23, 2026
Last change-1,461vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CIFR $13.00 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. 5,5822,7910 2026-10-09: 5,504 OI2026-10-13: 5,573 OI2026-10-14: 5,573 OI2026-10-15: 5,582 OI2026-10-16: 5,557 OI2026-10-21: 1,463 OI2026-10-23: 2 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, 2026Viewing2-1,461
Oct 21, 20261,463-4,094
Oct 16, 20265,557-25
Oct 15, 20265,582+9
Oct 14, 20265,5730
Oct 13, 20265,573+69
Oct 09, 20265,504No prior observation