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Contract OI history

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Nov 20, 2026 EXPIRATION

CAT $700.00 Put

CAT261120P00700000

Latest saved OI1,148Oct 23, 2026
Last change+5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CAT $700.00 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. 1,1485740 2026-10-02: 437 OI2026-10-05: 446 OI2026-10-06: 411 OI2026-10-07: 429 OI2026-10-08: 429 OI2026-10-09: 441 OI2026-10-13: 500 OI2026-10-14: 500 OI2026-10-15: 513 OI2026-10-16: 517 OI2026-10-21: 1,143 OI2026-10-23: 1,148 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, 2026Viewing1,148+5
Oct 21, 20261,143+626
Oct 16, 2026517+4
Oct 15, 2026513+13
Oct 14, 20265000
Oct 13, 2026500+59
Oct 09, 2026441+12
Oct 08, 20264290
Oct 07, 2026429+18
Oct 06, 2026411-35
Oct 05, 2026446+9
Oct 02, 2026437No prior observation