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Contract OI history

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Dec 18, 2026 EXPIRATION

PBR $21.00 Put

PBR261218P00021000

Latest saved OI1,984Oct 23, 2026
Last change+56vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PBR $21.00 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. 1,9849920 2026-10-02: 678 OI2026-10-05: 822 OI2026-10-06: 838 OI2026-10-07: 839 OI2026-10-08: 841 OI2026-10-09: 896 OI2026-10-13: 905 OI2026-10-14: 906 OI2026-10-15: 908 OI2026-10-16: 960 OI2026-10-21: 1,928 OI2026-10-23: 1,984 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, 2026Viewing1,984+56
Oct 21, 20261,928+968
Oct 16, 2026960+52
Oct 15, 2026908+2
Oct 14, 2026906+1
Oct 13, 2026905+9
Oct 09, 2026896+55
Oct 08, 2026841+2
Oct 07, 2026839+1
Oct 06, 2026838+16
Oct 05, 2026822+144
Oct 02, 2026678No prior observation