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Contract OI history

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Dec 18, 2026 EXPIRATION

CAT $860.00 Call

CAT261218C00860000

Latest saved OI400Oct 23, 2026
Last change+7vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CAT $860.00 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. 4002000 2026-10-02: 295 OI2026-10-05: 293 OI2026-10-06: 297 OI2026-10-07: 295 OI2026-10-08: 295 OI2026-10-09: 303 OI2026-10-13: 304 OI2026-10-14: 304 OI2026-10-15: 382 OI2026-10-16: 390 OI2026-10-21: 393 OI2026-10-23: 400 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, 2026Viewing400+7
Oct 21, 2026393+3
Oct 16, 2026390+8
Oct 15, 2026382+78
Oct 14, 20263040
Oct 13, 2026304+1
Oct 09, 2026303+8
Oct 08, 20262950
Oct 07, 2026295-2
Oct 06, 2026297+4
Oct 05, 2026293-2
Oct 02, 2026295No prior observation