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Contract OI history

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Nov 20, 2026 EXPIRATION

CAT $1040.00 Call

CAT261120C01040000

Latest saved OI243Oct 23, 2026
Last change-9vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CAT $1040.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2781390 2026-10-02: 268 OI2026-10-05: 267 OI2026-10-06: 278 OI2026-10-07: 266 OI2026-10-08: 266 OI2026-10-09: 258 OI2026-10-13: 246 OI2026-10-14: 246 OI2026-10-15: 244 OI2026-10-16: 244 OI2026-10-21: 252 OI2026-10-23: 243 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, 2026Viewing243-9
Oct 21, 2026252+8
Oct 16, 20262440
Oct 15, 2026244-2
Oct 14, 20262460
Oct 13, 2026246-12
Oct 09, 2026258-8
Oct 08, 20262660
Oct 07, 2026266-12
Oct 06, 2026278+11
Oct 05, 2026267-1
Oct 02, 2026268No prior observation