OITracker Cboe delayed data

Contract OI history

Back to BZH

Feb 19, 2027 EXPIRATION

BZH $33.00 Put

BZH270219P00033000

Latest saved OI2,499Oct 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 $33.00 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. 2,4991,2490 2026-10-02: 51 OI2026-10-05: 51 OI2026-10-06: 51 OI2026-10-07: 51 OI2026-10-08: 51 OI2026-10-09: 51 OI2026-10-13: 804 OI2026-10-14: 804 OI2026-10-16: 1,999 OI2026-10-19: 2,499 OI2026-10-23: 2,499 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, 2026Viewing2,4990
Oct 19, 20262,499+500
Oct 16, 20261,999+1,195
Oct 14, 20268040
Oct 13, 2026804+753
Oct 09, 2026510
Oct 08, 2026510
Oct 07, 2026510
Oct 06, 2026510
Oct 05, 2026510
Oct 02, 202651No prior observation