OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

PBR $22.50 Put

PBR261030P00022500

Latest saved OI3,197Oct 23, 2026
Last change+1,070vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PBR $22.50 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. 3,1971,5980 2026-10-02: 439 OI2026-10-05: 439 OI2026-10-06: 573 OI2026-10-07: 577 OI2026-10-08: 608 OI2026-10-09: 647 OI2026-10-13: 651 OI2026-10-14: 680 OI2026-10-15: 680 OI2026-10-16: 1,838 OI2026-10-21: 2,127 OI2026-10-23: 3,197 OI Oct 02, 2026Oct 23, 2026

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

PBR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,197+1,070
Oct 21, 20262,127+289
Oct 16, 20261,838+1,158
Oct 15, 20266800
Oct 14, 2026680+29
Oct 13, 2026651+4
Oct 09, 2026647+39
Oct 08, 2026608+31
Oct 07, 2026577+4
Oct 06, 2026573+134
Oct 05, 20264390
Oct 02, 2026439No prior observation