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Contract OI history

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Nov 20, 2026 EXPIRATION

CAT $1000.00 Call

CAT261120C01000000

Latest saved OI776Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CAT $1000.00 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. 1,5527760 2026-10-02: 1,398 OI2026-10-05: 1,552 OI2026-10-06: 700 OI2026-10-07: 724 OI2026-10-08: 724 OI2026-10-09: 748 OI2026-10-13: 769 OI2026-10-14: 769 OI2026-10-15: 750 OI2026-10-16: 777 OI2026-10-21: 775 OI2026-10-23: 776 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, 2026Viewing776+1
Oct 21, 2026775-2
Oct 16, 2026777+27
Oct 15, 2026750-19
Oct 14, 20267690
Oct 13, 2026769+21
Oct 09, 2026748+24
Oct 08, 20267240
Oct 07, 2026724+24
Oct 06, 2026700-852
Oct 05, 20261,552+154
Oct 02, 20261,398No prior observation