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Contract OI history

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Nov 20, 2026 EXPIRATION

BX $170.00 Call

BX261120C00170000

Latest saved OI1,438Oct 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 $170.00 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. 1,4777380 2026-10-02: 1,477 OI2026-10-05: 1,477 OI2026-10-06: 1,475 OI2026-10-07: 1,443 OI2026-10-08: 1,442 OI2026-10-09: 1,442 OI2026-10-13: 1,440 OI2026-10-14: 1,440 OI2026-10-15: 1,440 OI2026-10-16: 1,438 OI2026-10-21: 1,438 OI2026-10-23: 1,438 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, 2026Viewing1,4380
Oct 21, 20261,4380
Oct 16, 20261,438-2
Oct 15, 20261,4400
Oct 14, 20261,4400
Oct 13, 20261,440-2
Oct 09, 20261,4420
Oct 08, 20261,442-1
Oct 07, 20261,443-32
Oct 06, 20261,475-2
Oct 05, 20261,4770
Oct 02, 20261,477No prior observation