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Contract OI history

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Dec 18, 2026 EXPIRATION

BZH $20.00 Put

BZH261218P00020000

Latest saved OI1,149Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BZH $20.00 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. 1,1495740 2026-10-02: 1,149 OI2026-10-05: 1,149 OI2026-10-06: 1,149 OI2026-10-07: 1,149 OI2026-10-08: 1,149 OI2026-10-09: 1,149 OI2026-10-13: 1,149 OI2026-10-14: 1,149 OI2026-10-16: 1,149 OI2026-10-19: 1,149 OI2026-10-23: 1,149 OI Oct 02, 2026Oct 23, 2026

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

BZH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,1490
Oct 19, 20261,1490
Oct 16, 20261,1490
Oct 14, 20261,1490
Oct 13, 20261,1490
Oct 09, 20261,1490
Oct 08, 20261,1490
Oct 07, 20261,1490
Oct 06, 20261,1490
Oct 05, 20261,1490
Oct 02, 20261,149No prior observation