OITracker Cboe delayed data

Contract OI history

Back to CIFR

Nov 13, 2026 EXPIRATION

CIFR $13.50 Put

CIFR261113P00013500

Latest saved OI142Oct 23, 2026
Last change+26vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CIFR $13.50 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. 142710 2026-10-09: 36 OI2026-10-13: 68 OI2026-10-14: 68 OI2026-10-15: 108 OI2026-10-16: 119 OI2026-10-21: 116 OI2026-10-23: 142 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, 2026Viewing142+26
Oct 21, 2026116-3
Oct 16, 2026119+11
Oct 15, 2026108+40
Oct 14, 2026680
Oct 13, 202668+32
Oct 09, 202636No prior observation