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Contract OI history

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Nov 20, 2026 EXPIRATION

CAT $690.00 Put

CAT261120P00690000

Latest saved OI335Oct 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 $690.00 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. 3441720 2026-10-02: 168 OI2026-10-05: 206 OI2026-10-06: 224 OI2026-10-07: 281 OI2026-10-08: 281 OI2026-10-09: 294 OI2026-10-13: 324 OI2026-10-14: 324 OI2026-10-15: 311 OI2026-10-16: 310 OI2026-10-21: 344 OI2026-10-23: 335 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, 2026Viewing335-9
Oct 21, 2026344+34
Oct 16, 2026310-1
Oct 15, 2026311-13
Oct 14, 20263240
Oct 13, 2026324+30
Oct 09, 2026294+13
Oct 08, 20262810
Oct 07, 2026281+57
Oct 06, 2026224+18
Oct 05, 2026206+38
Oct 02, 2026168No prior observation