OITracker Cboe delayed data

Contract OI history

Back to CIFR

Oct 23, 2026 EXPIRATION

CIFR $6.50 Put

CIFR261023P00006500

Latest saved OI724Oct 23, 2026
Last change+13vs previous saved observation
Saved market days4Oct 15, 2026 onwards
Daily open interest Hover a point for its date and OI
CIFR $6.50 put open interest history 4 saved observations from 2026-10-15 to 2026-10-23. Exact values and changes are listed in the table below. 7243620 2026-10-15: 0 OI2026-10-16: 5 OI2026-10-21: 711 OI2026-10-23: 724 OI Oct 15, 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, 2026Viewing724+13
Oct 21, 2026711+706
Oct 16, 20265+5
Oct 15, 20260No prior observation