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Contract OI history

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Nov 20, 2026 EXPIRATION

CAT $860.00 Put

CAT261120P00860000

Latest saved OI98Oct 23, 2026
Last change-5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CAT $860.00 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. 123610 2026-10-02: 101 OI2026-10-05: 105 OI2026-10-06: 117 OI2026-10-07: 123 OI2026-10-08: 123 OI2026-10-09: 122 OI2026-10-13: 121 OI2026-10-14: 121 OI2026-10-15: 107 OI2026-10-16: 107 OI2026-10-21: 103 OI2026-10-23: 98 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, 2026Viewing98-5
Oct 21, 2026103-4
Oct 16, 20261070
Oct 15, 2026107-14
Oct 14, 20261210
Oct 13, 2026121-1
Oct 09, 2026122-1
Oct 08, 20261230
Oct 07, 2026123+6
Oct 06, 2026117+12
Oct 05, 2026105+4
Oct 02, 2026101No prior observation