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Contract OI history

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Feb 19, 2027 EXPIRATION

CAT $740.00 Put

CAT270219P00740000

Latest saved OI243Oct 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 $740.00 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. 2531260 2026-10-02: 175 OI2026-10-05: 175 OI2026-10-06: 175 OI2026-10-07: 176 OI2026-10-08: 176 OI2026-10-09: 176 OI2026-10-13: 253 OI2026-10-14: 253 OI2026-10-15: 241 OI2026-10-16: 246 OI2026-10-21: 248 OI2026-10-23: 243 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, 2026Viewing243-5
Oct 21, 2026248+2
Oct 16, 2026246+5
Oct 15, 2026241-12
Oct 14, 20262530
Oct 13, 2026253+77
Oct 09, 20261760
Oct 08, 20261760
Oct 07, 2026176+1
Oct 06, 20261750
Oct 05, 20261750
Oct 02, 2026175No prior observation