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Contract OI history

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Dec 18, 2026 EXPIRATION

BX $140.00 Call

BX261218C00140000

Latest saved OI1,854Oct 23, 2026
Last change+45vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BX $140.00 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. 1,8599290 2026-10-02: 1,725 OI2026-10-05: 1,728 OI2026-10-06: 1,748 OI2026-10-07: 1,800 OI2026-10-08: 1,801 OI2026-10-09: 1,847 OI2026-10-13: 1,859 OI2026-10-14: 1,857 OI2026-10-15: 1,834 OI2026-10-16: 1,826 OI2026-10-21: 1,809 OI2026-10-23: 1,854 OI Oct 02, 2026Oct 23, 2026

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

BX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,854+45
Oct 21, 20261,809-17
Oct 16, 20261,826-8
Oct 15, 20261,834-23
Oct 14, 20261,857-2
Oct 13, 20261,859+12
Oct 09, 20261,847+46
Oct 08, 20261,801+1
Oct 07, 20261,800+52
Oct 06, 20261,748+20
Oct 05, 20261,728+3
Oct 02, 20261,725No prior observation