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Contract OI history

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Nov 20, 2026 EXPIRATION

CAT $830.00 Put

CAT261120P00830000

Latest saved OI268Oct 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 $830.00 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. 2861430 2026-10-02: 182 OI2026-10-05: 183 OI2026-10-06: 286 OI2026-10-07: 280 OI2026-10-08: 280 OI2026-10-09: 278 OI2026-10-13: 275 OI2026-10-14: 275 OI2026-10-15: 270 OI2026-10-16: 269 OI2026-10-21: 269 OI2026-10-23: 268 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, 2026Viewing268-1
Oct 21, 20262690
Oct 16, 2026269-1
Oct 15, 2026270-5
Oct 14, 20262750
Oct 13, 2026275-3
Oct 09, 2026278-2
Oct 08, 20262800
Oct 07, 2026280-6
Oct 06, 2026286+103
Oct 05, 2026183+1
Oct 02, 2026182No prior observation