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Contract OI history

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Nov 20, 2026 EXPIRATION

CAT $490.00 Put

CAT261120P00490000

Latest saved OI48Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CAT $490.00 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. 53260 2026-10-02: 53 OI2026-10-05: 53 OI2026-10-06: 53 OI2026-10-07: 53 OI2026-10-08: 53 OI2026-10-09: 53 OI2026-10-13: 53 OI2026-10-14: 53 OI2026-10-15: 49 OI2026-10-16: 49 OI2026-10-21: 49 OI2026-10-23: 48 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, 2026Viewing48-1
Oct 21, 2026490
Oct 16, 2026490
Oct 15, 202649-4
Oct 14, 2026530
Oct 13, 2026530
Oct 09, 2026530
Oct 08, 2026530
Oct 07, 2026530
Oct 06, 2026530
Oct 05, 2026530
Oct 02, 202653No prior observation