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Contract OI history

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Dec 18, 2026 EXPIRATION

BX $170.00 Call

BX261218C00170000

Latest saved OI1,047Oct 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. 1,0495240 2026-10-02: 1,049 OI2026-10-05: 1,048 OI2026-10-06: 1,048 OI2026-10-07: 1,048 OI2026-10-08: 1,048 OI2026-10-09: 1,048 OI2026-10-13: 1,048 OI2026-10-14: 1,048 OI2026-10-15: 1,048 OI2026-10-16: 1,047 OI2026-10-21: 1,047 OI2026-10-23: 1,047 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, 2026Viewing1,0470
Oct 21, 20261,0470
Oct 16, 20261,047-1
Oct 15, 20261,0480
Oct 14, 20261,0480
Oct 13, 20261,0480
Oct 09, 20261,0480
Oct 08, 20261,0480
Oct 07, 20261,0480
Oct 06, 20261,0480
Oct 05, 20261,048-1
Oct 02, 20261,049No prior observation