OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

BA $192.50 Put

BA261030P00192500

Latest saved OI344Oct 23, 2026
Last change+188vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BA $192.50 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3441720 2026-10-09: 0 OI2026-10-13: 18 OI2026-10-14: 18 OI2026-10-15: 19 OI2026-10-16: 31 OI2026-10-21: 156 OI2026-10-23: 344 OI Oct 09, 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, 2026Viewing344+188
Oct 21, 2026156+125
Oct 16, 202631+12
Oct 15, 202619+1
Oct 14, 2026180
Oct 13, 202618+18
Oct 09, 20260No prior observation