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Contract OI history

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Dec 18, 2026 EXPIRATION

BX $105.00 Put

BX261218P00105000

Latest saved OI3,358Oct 23, 2026
Last change+115vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BX $105.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3,3581,6790 2026-10-02: 1,493 OI2026-10-05: 1,506 OI2026-10-06: 1,507 OI2026-10-07: 1,513 OI2026-10-08: 1,509 OI2026-10-09: 1,529 OI2026-10-13: 1,539 OI2026-10-14: 1,552 OI2026-10-15: 3,148 OI2026-10-16: 3,223 OI2026-10-21: 3,243 OI2026-10-23: 3,358 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, 2026Viewing3,358+115
Oct 21, 20263,243+20
Oct 16, 20263,223+75
Oct 15, 20263,148+1,596
Oct 14, 20261,552+13
Oct 13, 20261,539+10
Oct 09, 20261,529+20
Oct 08, 20261,509-4
Oct 07, 20261,513+6
Oct 06, 20261,507+1
Oct 05, 20261,506+13
Oct 02, 20261,493No prior observation