OITracker Cboe delayed data

Contract OI history

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Dec 15, 2028 EXPIRATION

BX $130.00 Put

BX281215P00130000

Latest saved OI3,137Oct 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 $130.00 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. 3,1371,5680 2026-10-02: 3,137 OI2026-10-05: 3,137 OI2026-10-06: 3,137 OI2026-10-07: 3,137 OI2026-10-08: 3,137 OI2026-10-09: 3,137 OI2026-10-13: 3,137 OI2026-10-14: 3,137 OI2026-10-15: 3,137 OI2026-10-16: 3,137 OI2026-10-21: 3,137 OI2026-10-23: 3,137 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, 2026Viewing3,1370
Oct 21, 20263,1370
Oct 16, 20263,1370
Oct 15, 20263,1370
Oct 14, 20263,1370
Oct 13, 20263,1370
Oct 09, 20263,1370
Oct 08, 20263,1370
Oct 07, 20263,1370
Oct 06, 20263,1370
Oct 05, 20263,1370
Oct 02, 20263,137No prior observation