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Contract OI history

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Nov 20, 2026 EXPIRATION

BX $135.00 Call

BX261120C00135000

Latest saved OI1,446Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BX $135.00 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. 1,5187590 2026-10-02: 1,518 OI2026-10-05: 1,515 OI2026-10-06: 1,511 OI2026-10-07: 1,479 OI2026-10-08: 1,481 OI2026-10-09: 1,479 OI2026-10-13: 1,490 OI2026-10-14: 1,490 OI2026-10-15: 1,481 OI2026-10-16: 1,462 OI2026-10-21: 1,444 OI2026-10-23: 1,446 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, 2026Viewing1,446+2
Oct 21, 20261,444-18
Oct 16, 20261,462-19
Oct 15, 20261,481-9
Oct 14, 20261,4900
Oct 13, 20261,490+11
Oct 09, 20261,479-2
Oct 08, 20261,481+2
Oct 07, 20261,479-32
Oct 06, 20261,511-4
Oct 05, 20261,515-3
Oct 02, 20261,518No prior observation