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Contract OI history

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Oct 23, 2026 EXPIRATION

CAT $785.00 Put

CAT261023P00785000

Latest saved OI1Oct 23, 2026
Last change-349vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CAT $785.00 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. 4062030 2026-10-02: 20 OI2026-10-05: 23 OI2026-10-06: 28 OI2026-10-07: 37 OI2026-10-08: 37 OI2026-10-09: 77 OI2026-10-13: 205 OI2026-10-14: 205 OI2026-10-15: 406 OI2026-10-16: 380 OI2026-10-21: 350 OI2026-10-23: 1 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, 2026Viewing1-349
Oct 21, 2026350-30
Oct 16, 2026380-26
Oct 15, 2026406+201
Oct 14, 20262050
Oct 13, 2026205+128
Oct 09, 202677+40
Oct 08, 2026370
Oct 07, 202637+9
Oct 06, 202628+5
Oct 05, 202623+3
Oct 02, 202620No prior observation