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Contract OI history

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Feb 19, 2027 EXPIRATION

BX $115.00 Put

BX270219P00115000

Latest saved OI1,481Oct 23, 2026
Last change+47vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BX $115.00 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. 1,4817400 2026-10-02: 1,429 OI2026-10-05: 1,439 OI2026-10-06: 1,439 OI2026-10-07: 1,440 OI2026-10-08: 1,440 OI2026-10-09: 1,440 OI2026-10-13: 1,451 OI2026-10-14: 1,447 OI2026-10-15: 1,432 OI2026-10-16: 1,434 OI2026-10-21: 1,434 OI2026-10-23: 1,481 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, 2026Viewing1,481+47
Oct 21, 20261,4340
Oct 16, 20261,434+2
Oct 15, 20261,432-15
Oct 14, 20261,447-4
Oct 13, 20261,451+11
Oct 09, 20261,4400
Oct 08, 20261,4400
Oct 07, 20261,440+1
Oct 06, 20261,4390
Oct 05, 20261,439+10
Oct 02, 20261,429No prior observation