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Contract OI history

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Dec 18, 2026 EXPIRATION

BX $200.00 Call

BX261218C00200000

Latest saved OI593Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BX $200.00 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. 5932960 2026-10-02: 587 OI2026-10-05: 587 OI2026-10-06: 587 OI2026-10-07: 587 OI2026-10-08: 587 OI2026-10-09: 587 OI2026-10-13: 587 OI2026-10-14: 592 OI2026-10-15: 591 OI2026-10-16: 591 OI2026-10-21: 593 OI2026-10-23: 593 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, 2026Viewing5930
Oct 21, 2026593+2
Oct 16, 20265910
Oct 15, 2026591-1
Oct 14, 2026592+5
Oct 13, 20265870
Oct 09, 20265870
Oct 08, 20265870
Oct 07, 20265870
Oct 06, 20265870
Oct 05, 20265870
Oct 02, 2026587No prior observation