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Contract OI history

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Nov 20, 2026 EXPIRATION

CAT $870.00 Call

CAT261120C00870000

Latest saved OI470Oct 23, 2026
Last change-10vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CAT $870.00 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. 4802400 2026-10-02: 256 OI2026-10-05: 263 OI2026-10-06: 310 OI2026-10-07: 303 OI2026-10-08: 303 OI2026-10-09: 241 OI2026-10-13: 455 OI2026-10-14: 455 OI2026-10-15: 461 OI2026-10-16: 458 OI2026-10-21: 480 OI2026-10-23: 470 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, 2026Viewing470-10
Oct 21, 2026480+22
Oct 16, 2026458-3
Oct 15, 2026461+6
Oct 14, 20264550
Oct 13, 2026455+214
Oct 09, 2026241-62
Oct 08, 20263030
Oct 07, 2026303-7
Oct 06, 2026310+47
Oct 05, 2026263+7
Oct 02, 2026256No prior observation