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Contract OI history

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Nov 20, 2026 EXPIRATION

CAT $750.00 Put

CAT261120P00750000

Latest saved OI800Oct 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 $750.00 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. 8114050 2026-10-02: 290 OI2026-10-05: 304 OI2026-10-06: 323 OI2026-10-07: 502 OI2026-10-08: 502 OI2026-10-09: 621 OI2026-10-13: 692 OI2026-10-14: 692 OI2026-10-15: 755 OI2026-10-16: 764 OI2026-10-21: 811 OI2026-10-23: 800 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, 2026Viewing800-11
Oct 21, 2026811+47
Oct 16, 2026764+9
Oct 15, 2026755+63
Oct 14, 20266920
Oct 13, 2026692+71
Oct 09, 2026621+119
Oct 08, 20265020
Oct 07, 2026502+179
Oct 06, 2026323+19
Oct 05, 2026304+14
Oct 02, 2026290No prior observation