OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

BX $105.00 Put

BX270115P00105000

Latest saved OI1,369Oct 23, 2026
Last change+59vs 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. 1,3696840 2026-10-02: 1,024 OI2026-10-05: 1,024 OI2026-10-06: 1,026 OI2026-10-07: 1,264 OI2026-10-08: 1,267 OI2026-10-09: 1,263 OI2026-10-13: 1,264 OI2026-10-14: 1,265 OI2026-10-15: 1,329 OI2026-10-16: 1,330 OI2026-10-21: 1,310 OI2026-10-23: 1,369 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, 2026Viewing1,369+59
Oct 21, 20261,310-20
Oct 16, 20261,330+1
Oct 15, 20261,329+64
Oct 14, 20261,265+1
Oct 13, 20261,264+1
Oct 09, 20261,263-4
Oct 08, 20261,267+3
Oct 07, 20261,264+238
Oct 06, 20261,026+2
Oct 05, 20261,0240
Oct 02, 20261,024No prior observation