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Contract OI history

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Nov 20, 2026 EXPIRATION

CAT $820.00 Call

CAT261120C00820000

Latest saved OI351Oct 23, 2026
Last change+28vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CAT $820.00 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. 3511750 2026-10-02: 132 OI2026-10-05: 129 OI2026-10-06: 126 OI2026-10-07: 160 OI2026-10-08: 160 OI2026-10-09: 221 OI2026-10-13: 266 OI2026-10-14: 266 OI2026-10-15: 265 OI2026-10-16: 280 OI2026-10-21: 323 OI2026-10-23: 351 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, 2026Viewing351+28
Oct 21, 2026323+43
Oct 16, 2026280+15
Oct 15, 2026265-1
Oct 14, 20262660
Oct 13, 2026266+45
Oct 09, 2026221+61
Oct 08, 20261600
Oct 07, 2026160+34
Oct 06, 2026126-3
Oct 05, 2026129-3
Oct 02, 2026132No prior observation