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Contract OI history

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Nov 06, 2026 EXPIRATION

B $42.00 Call

B261106C00042000

Latest saved OI189Oct 23, 2026
Last change+10vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
B $42.00 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. 189940 2026-10-02: 0 OI2026-10-05: 8 OI2026-10-06: 8 OI2026-10-07: 23 OI2026-10-08: 24 OI2026-10-09: 24 OI2026-10-13: 60 OI2026-10-14: 152 OI2026-10-15: 154 OI2026-10-16: 154 OI2026-10-21: 179 OI2026-10-23: 189 OI Oct 02, 2026Oct 23, 2026

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

B contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing189+10
Oct 21, 2026179+25
Oct 16, 20261540
Oct 15, 2026154+2
Oct 14, 2026152+92
Oct 13, 202660+36
Oct 09, 2026240
Oct 08, 202624+1
Oct 07, 202623+15
Oct 06, 202680
Oct 05, 20268+8
Oct 02, 20260No prior observation