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Contract OI history

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Mar 19, 2027 EXPIRATION

CAT $490.00 Put

CAT270319P00490000

Latest saved OI69Oct 23, 2026
Last change+2vs 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. 70350 2026-10-02: 70 OI2026-10-05: 70 OI2026-10-06: 66 OI2026-10-07: 66 OI2026-10-08: 66 OI2026-10-09: 66 OI2026-10-13: 66 OI2026-10-14: 66 OI2026-10-15: 66 OI2026-10-16: 67 OI2026-10-21: 67 OI2026-10-23: 69 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, 2026Viewing69+2
Oct 21, 2026670
Oct 16, 202667+1
Oct 15, 2026660
Oct 14, 2026660
Oct 13, 2026660
Oct 09, 2026660
Oct 08, 2026660
Oct 07, 2026660
Oct 06, 202666-4
Oct 05, 2026700
Oct 02, 202670No prior observation