OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

PBR $20.00 Put

PBR280121P00020000

Latest saved OI1,737Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PBR $20.00 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. 1,7578780 2026-10-02: 1,747 OI2026-10-05: 1,747 OI2026-10-06: 1,747 OI2026-10-07: 1,757 OI2026-10-08: 1,757 OI2026-10-09: 1,757 OI2026-10-13: 1,737 OI2026-10-14: 1,737 OI2026-10-15: 1,737 OI2026-10-16: 1,737 OI2026-10-21: 1,737 OI2026-10-23: 1,737 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, 2026Viewing1,7370
Oct 21, 20261,7370
Oct 16, 20261,7370
Oct 15, 20261,7370
Oct 14, 20261,7370
Oct 13, 20261,737-20
Oct 09, 20261,7570
Oct 08, 20261,7570
Oct 07, 20261,757+10
Oct 06, 20261,7470
Oct 05, 20261,7470
Oct 02, 20261,747No prior observation