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Contract OI history

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Dec 18, 2026 EXPIRATION

CAT $1540.00 Call

CAT261218C01540000

Latest saved OI729Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CAT $1540.00 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. 7293640 2026-10-02: 699 OI2026-10-05: 699 OI2026-10-06: 719 OI2026-10-07: 729 OI2026-10-08: 729 OI2026-10-09: 729 OI2026-10-13: 729 OI2026-10-14: 729 OI2026-10-15: 729 OI2026-10-16: 729 OI2026-10-21: 729 OI2026-10-23: 729 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, 2026Viewing7290
Oct 21, 20267290
Oct 16, 20267290
Oct 15, 20267290
Oct 14, 20267290
Oct 13, 20267290
Oct 09, 20267290
Oct 08, 20267290
Oct 07, 2026729+10
Oct 06, 2026719+20
Oct 05, 20266990
Oct 02, 2026699No prior observation