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Contract OI history

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Nov 20, 2026 EXPIRATION

CB $335.00 Put

CB261120P00335000

Latest saved OI1,547Oct 23, 2026
Last change+12vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CB $335.00 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. 1,5477730 2026-10-02: 22 OI2026-10-05: 23 OI2026-10-06: 24 OI2026-10-07: 28 OI2026-10-08: 58 OI2026-10-09: 60 OI2026-10-13: 60 OI2026-10-14: 60 OI2026-10-15: 60 OI2026-10-16: 60 OI2026-10-21: 1,535 OI2026-10-23: 1,547 OI Oct 02, 2026Oct 23, 2026

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

CB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,547+12
Oct 21, 20261,535+1,475
Oct 16, 2026600
Oct 15, 2026600
Oct 14, 2026600
Oct 13, 2026600
Oct 09, 202660+2
Oct 08, 202658+30
Oct 07, 202628+4
Oct 06, 202624+1
Oct 05, 202623+1
Oct 02, 202622No prior observation