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Contract OI history

Back to BF.B

Dec 18, 2026 EXPIRATION

BF.B $25.00 Put

BFB261218P00025000

Latest saved OI959Oct 23, 2026
Last change-7vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BF.B $25.00 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. 9664830 2026-10-02: 250 OI2026-10-05: 249 OI2026-10-06: 251 OI2026-10-07: 249 OI2026-10-08: 249 OI2026-10-09: 249 OI2026-10-13: 952 OI2026-10-14: 952 OI2026-10-15: 958 OI2026-10-16: 957 OI2026-10-21: 966 OI2026-10-23: 959 OI Oct 02, 2026Oct 23, 2026

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

BF.B contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing959-7
Oct 21, 2026966+9
Oct 16, 2026957-1
Oct 15, 2026958+6
Oct 14, 20269520
Oct 13, 2026952+703
Oct 09, 20262490
Oct 08, 20262490
Oct 07, 2026249-2
Oct 06, 2026251+2
Oct 05, 2026249-1
Oct 02, 2026250No prior observation