OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

CAT $725.00 Put

CAT261030P00725000

Latest saved OI415Oct 23, 2026
Last change+13vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CAT $725.00 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. 4152070 2026-10-02: 67 OI2026-10-05: 67 OI2026-10-06: 70 OI2026-10-07: 98 OI2026-10-08: 98 OI2026-10-09: 127 OI2026-10-13: 123 OI2026-10-14: 123 OI2026-10-15: 134 OI2026-10-16: 136 OI2026-10-21: 402 OI2026-10-23: 415 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, 2026Viewing415+13
Oct 21, 2026402+266
Oct 16, 2026136+2
Oct 15, 2026134+11
Oct 14, 20261230
Oct 13, 2026123-4
Oct 09, 2026127+29
Oct 08, 2026980
Oct 07, 202698+28
Oct 06, 202670+3
Oct 05, 2026670
Oct 02, 202667No prior observation