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Contract OI history

Back to BF.B

Dec 18, 2026 EXPIRATION

BF.B $27.50 Call

BFB261218C00027500

Latest saved OI369Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BF.B $27.50 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3691840 2026-10-02: 308 OI2026-10-05: 308 OI2026-10-06: 309 OI2026-10-07: 312 OI2026-10-08: 312 OI2026-10-09: 326 OI2026-10-13: 355 OI2026-10-14: 355 OI2026-10-15: 355 OI2026-10-16: 355 OI2026-10-21: 369 OI2026-10-23: 369 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, 2026Viewing3690
Oct 21, 2026369+14
Oct 16, 20263550
Oct 15, 20263550
Oct 14, 20263550
Oct 13, 2026355+29
Oct 09, 2026326+14
Oct 08, 20263120
Oct 07, 2026312+3
Oct 06, 2026309+1
Oct 05, 20263080
Oct 02, 2026308No prior observation