OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

CRCL $40.00 Put

CRCL270115P00040000

Latest saved OI2,709Oct 23, 2026
Last change-9vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CRCL $40.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3,2591,6290 2026-10-02: 3,259 OI2026-10-05: 3,259 OI2026-10-06: 2,727 OI2026-10-07: 2,728 OI2026-10-08: 2,728 OI2026-10-09: 2,726 OI2026-10-13: 2,726 OI2026-10-14: 2,726 OI2026-10-15: 2,724 OI2026-10-16: 2,721 OI2026-10-21: 2,718 OI2026-10-23: 2,709 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CRCL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,709-9
Oct 21, 20262,718-3
Oct 16, 20262,721-3
Oct 15, 20262,724-2
Oct 14, 20262,7260
Oct 13, 20262,7260
Oct 09, 20262,726-2
Oct 08, 20262,7280
Oct 07, 20262,728+1
Oct 06, 20262,727-532
Oct 05, 20263,2590
Oct 02, 20263,259No prior observation