OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

CAT $700.00 Put

CAT261030P00700000

Latest saved OI336Oct 23, 2026
Last change+25vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CAT $700.00 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. 3361680 2026-10-02: 123 OI2026-10-05: 194 OI2026-10-06: 186 OI2026-10-07: 253 OI2026-10-08: 253 OI2026-10-09: 297 OI2026-10-13: 315 OI2026-10-14: 315 OI2026-10-15: 276 OI2026-10-16: 258 OI2026-10-21: 311 OI2026-10-23: 336 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, 2026Viewing336+25
Oct 21, 2026311+53
Oct 16, 2026258-18
Oct 15, 2026276-39
Oct 14, 20263150
Oct 13, 2026315+18
Oct 09, 2026297+44
Oct 08, 20262530
Oct 07, 2026253+67
Oct 06, 2026186-8
Oct 05, 2026194+71
Oct 02, 2026123No prior observation