OITracker Cboe delayed data

Contract OI history

Back to BA

Oct 30, 2026 EXPIRATION

BA $230.00 Put

BA261030P00230000

Latest saved OI0Oct 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 $230.00 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. 59290 2026-10-02: 56 OI2026-10-05: 59 OI2026-10-06: 59 OI2026-10-07: 35 OI2026-10-08: 35 OI2026-10-09: 21 OI2026-10-13: 0 OI2026-10-14: 0 OI2026-10-15: 0 OI2026-10-16: 0 OI2026-10-21: 0 OI2026-10-23: 0 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, 2026Viewing00
Oct 21, 202600
Oct 16, 202600
Oct 15, 202600
Oct 14, 202600
Oct 13, 20260-21
Oct 09, 202621-14
Oct 08, 2026350
Oct 07, 202635-24
Oct 06, 2026590
Oct 05, 202659+3
Oct 02, 202656No prior observation