OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

CAT $720.00 Put

CAT270115P00720000

Latest saved OI523Oct 23, 2026
Last change+5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CAT $720.00 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. 5622810 2026-10-02: 386 OI2026-10-05: 391 OI2026-10-06: 388 OI2026-10-07: 427 OI2026-10-08: 427 OI2026-10-09: 536 OI2026-10-13: 555 OI2026-10-14: 555 OI2026-10-15: 562 OI2026-10-16: 512 OI2026-10-21: 518 OI2026-10-23: 523 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, 2026Viewing523+5
Oct 21, 2026518+6
Oct 16, 2026512-50
Oct 15, 2026562+7
Oct 14, 20265550
Oct 13, 2026555+19
Oct 09, 2026536+109
Oct 08, 20264270
Oct 07, 2026427+39
Oct 06, 2026388-3
Oct 05, 2026391+5
Oct 02, 2026386No prior observation