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Contract OI history

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Dec 18, 2026 EXPIRATION

CPS $25.00 Put

CPS261218P00025000

Latest saved OI193Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CPS $25.00 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. 195970 2026-10-02: 195 OI2026-10-05: 195 OI2026-10-06: 195 OI2026-10-07: 195 OI2026-10-08: 195 OI2026-10-09: 195 OI2026-10-13: 195 OI2026-10-14: 195 OI2026-10-16: 193 OI2026-10-20: 193 OI2026-10-23: 193 OI Oct 02, 2026Oct 23, 2026

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

CPS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1930
Oct 20, 20261930
Oct 16, 2026193-2
Oct 14, 20261950
Oct 13, 20261950
Oct 09, 20261950
Oct 08, 20261950
Oct 07, 20261950
Oct 06, 20261950
Oct 05, 20261950
Oct 02, 2026195No prior observation