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Contract OI history

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Jan 15, 2027 EXPIRATION

CP $87.50 Put

CP270115P00087500

Latest saved OI222Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CP $87.50 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2221110 2026-10-02: 159 OI2026-10-05: 159 OI2026-10-06: 159 OI2026-10-07: 159 OI2026-10-08: 159 OI2026-10-09: 179 OI2026-10-13: 179 OI2026-10-14: 179 OI2026-10-16: 219 OI2026-10-20: 222 OI2026-10-23: 222 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2220
Oct 20, 2026222+3
Oct 16, 2026219+40
Oct 14, 20261790
Oct 13, 20261790
Oct 09, 2026179+20
Oct 08, 20261590
Oct 07, 20261590
Oct 06, 20261590
Oct 05, 20261590
Oct 02, 2026159No prior observation