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Contract OI history

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Oct 23, 2026 EXPIRATION

B $43.00 Call

B261023C00043000

Latest saved OI656Oct 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
B $43.00 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. 6633310 2026-10-02: 25 OI2026-10-05: 63 OI2026-10-06: 63 OI2026-10-07: 71 OI2026-10-08: 138 OI2026-10-09: 150 OI2026-10-13: 307 OI2026-10-14: 310 OI2026-10-15: 313 OI2026-10-16: 385 OI2026-10-21: 663 OI2026-10-23: 656 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, 2026Viewing656-7
Oct 21, 2026663+278
Oct 16, 2026385+72
Oct 15, 2026313+3
Oct 14, 2026310+3
Oct 13, 2026307+157
Oct 09, 2026150+12
Oct 08, 2026138+67
Oct 07, 202671+8
Oct 06, 2026630
Oct 05, 202663+38
Oct 02, 202625No prior observation