OITracker Cboe delayed data

Contract OI history

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Dec 15, 2028 EXPIRATION

BA $250.00 Put

BA281215P00250000

Latest saved OI611Oct 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 $250.00 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. 6113050 2026-10-02: 611 OI2026-10-05: 611 OI2026-10-06: 611 OI2026-10-07: 611 OI2026-10-08: 611 OI2026-10-09: 611 OI2026-10-13: 611 OI2026-10-14: 611 OI2026-10-15: 611 OI2026-10-16: 611 OI2026-10-21: 611 OI2026-10-23: 611 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, 2026Viewing6110
Oct 21, 20266110
Oct 16, 20266110
Oct 15, 20266110
Oct 14, 20266110
Oct 13, 20266110
Oct 09, 20266110
Oct 08, 20266110
Oct 07, 20266110
Oct 06, 20266110
Oct 05, 20266110
Oct 02, 2026611No prior observation