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Contract OI history

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Dec 18, 2026 EXPIRATION

BX $120.00 Call

BX261218C00120000

Latest saved OI1,478Oct 23, 2026
Last change+105vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BX $120.00 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. 1,4787390 2026-10-02: 1,093 OI2026-10-05: 1,098 OI2026-10-06: 1,115 OI2026-10-07: 1,128 OI2026-10-08: 1,176 OI2026-10-09: 1,188 OI2026-10-13: 1,189 OI2026-10-14: 1,205 OI2026-10-15: 1,198 OI2026-10-16: 1,188 OI2026-10-21: 1,373 OI2026-10-23: 1,478 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, 2026Viewing1,478+105
Oct 21, 20261,373+185
Oct 16, 20261,188-10
Oct 15, 20261,198-7
Oct 14, 20261,205+16
Oct 13, 20261,189+1
Oct 09, 20261,188+12
Oct 08, 20261,176+48
Oct 07, 20261,128+13
Oct 06, 20261,115+17
Oct 05, 20261,098+5
Oct 02, 20261,093No prior observation