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Contract OI history

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Nov 20, 2026 EXPIRATION

CAT $850.00 Call

CAT261120C00850000

Latest saved OI623Oct 23, 2026
Last change+11vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CAT $850.00 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. 6233110 2026-10-02: 420 OI2026-10-05: 427 OI2026-10-06: 420 OI2026-10-07: 446 OI2026-10-08: 446 OI2026-10-09: 495 OI2026-10-13: 522 OI2026-10-14: 522 OI2026-10-15: 505 OI2026-10-16: 592 OI2026-10-21: 612 OI2026-10-23: 623 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, 2026Viewing623+11
Oct 21, 2026612+20
Oct 16, 2026592+87
Oct 15, 2026505-17
Oct 14, 20265220
Oct 13, 2026522+27
Oct 09, 2026495+49
Oct 08, 20264460
Oct 07, 2026446+26
Oct 06, 2026420-7
Oct 05, 2026427+7
Oct 02, 2026420No prior observation