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Contract OI history

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Dec 18, 2026 EXPIRATION

CNP $42.00 Call

CNP261218C00042000

Latest saved OI1,005Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CNP $42.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,0055020 2026-10-02: 897 OI2026-10-05: 897 OI2026-10-06: 897 OI2026-10-07: 897 OI2026-10-08: 897 OI2026-10-09: 897 OI2026-10-13: 897 OI2026-10-14: 897 OI2026-10-15: 897 OI2026-10-16: 897 OI2026-10-21: 1,005 OI2026-10-23: 1,005 OI Oct 02, 2026Oct 23, 2026

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

CNP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,0050
Oct 21, 20261,005+108
Oct 16, 20268970
Oct 15, 20268970
Oct 14, 20268970
Oct 13, 20268970
Oct 09, 20268970
Oct 08, 20268970
Oct 07, 20268970
Oct 06, 20268970
Oct 05, 20268970
Oct 02, 2026897No prior observation