OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

CAT $720.00 Call

CAT270115C00720000

Latest saved OI1,599Oct 23, 2026
Last change+7vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CAT $720.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,5997990 2026-10-02: 1,579 OI2026-10-05: 1,578 OI2026-10-06: 1,576 OI2026-10-07: 1,577 OI2026-10-08: 1,577 OI2026-10-09: 1,578 OI2026-10-13: 1,593 OI2026-10-14: 1,593 OI2026-10-15: 1,599 OI2026-10-16: 1,592 OI2026-10-21: 1,592 OI2026-10-23: 1,599 OI Oct 02, 2026Oct 23, 2026

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

CAT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,599+7
Oct 21, 20261,5920
Oct 16, 20261,592-7
Oct 15, 20261,599+6
Oct 14, 20261,5930
Oct 13, 20261,593+15
Oct 09, 20261,578+1
Oct 08, 20261,5770
Oct 07, 20261,577+1
Oct 06, 20261,576-2
Oct 05, 20261,578-1
Oct 02, 20261,579No prior observation