OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

BA $110.00 Put

BA261218P00110000

Latest saved OI305Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BA $110.00 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. 3051520 2026-10-02: 305 OI2026-10-05: 305 OI2026-10-06: 305 OI2026-10-07: 305 OI2026-10-08: 305 OI2026-10-09: 305 OI2026-10-13: 305 OI2026-10-14: 305 OI2026-10-15: 305 OI2026-10-16: 305 OI2026-10-21: 305 OI2026-10-23: 305 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

BA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3050
Oct 21, 20263050
Oct 16, 20263050
Oct 15, 20263050
Oct 14, 20263050
Oct 13, 20263050
Oct 09, 20263050
Oct 08, 20263050
Oct 07, 20263050
Oct 06, 20263050
Oct 05, 20263050
Oct 02, 2026305No prior observation