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Contract OI history

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Oct 30, 2026 EXPIRATION

CIFR $15.00 Put

CIFR261030P00015000

Latest saved OI150Oct 23, 2026
Last change-426vs 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. 1,2766380 2026-10-09: 1,276 OI2026-10-13: 1,271 OI2026-10-14: 1,271 OI2026-10-15: 1,245 OI2026-10-16: 1,242 OI2026-10-21: 576 OI2026-10-23: 150 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, 2026Viewing150-426
Oct 21, 2026576-666
Oct 16, 20261,242-3
Oct 15, 20261,245-26
Oct 14, 20261,2710
Oct 13, 20261,271-5
Oct 09, 20261,276No prior observation