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Contract OI history

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Dec 18, 2026 EXPIRATION

CAT $600.00 Call

CAT261218C00600000

Latest saved OI124Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CAT $600.00 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. 124620 2026-10-02: 97 OI2026-10-05: 97 OI2026-10-06: 95 OI2026-10-07: 105 OI2026-10-08: 105 OI2026-10-09: 114 OI2026-10-13: 114 OI2026-10-14: 114 OI2026-10-15: 114 OI2026-10-16: 124 OI2026-10-21: 124 OI2026-10-23: 124 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, 2026Viewing1240
Oct 21, 20261240
Oct 16, 2026124+10
Oct 15, 20261140
Oct 14, 20261140
Oct 13, 20261140
Oct 09, 2026114+9
Oct 08, 20261050
Oct 07, 2026105+10
Oct 06, 202695-2
Oct 05, 2026970
Oct 02, 202697No prior observation