OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

BA $190.00 Put

BA261030P00190000

Latest saved OI1,639Oct 23, 2026
Last change+66vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BA $190.00 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. 1,6398190 2026-10-02: 680 OI2026-10-05: 712 OI2026-10-06: 838 OI2026-10-07: 861 OI2026-10-08: 861 OI2026-10-09: 880 OI2026-10-13: 996 OI2026-10-14: 996 OI2026-10-15: 967 OI2026-10-16: 981 OI2026-10-21: 1,573 OI2026-10-23: 1,639 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, 2026Viewing1,639+66
Oct 21, 20261,573+592
Oct 16, 2026981+14
Oct 15, 2026967-29
Oct 14, 20269960
Oct 13, 2026996+116
Oct 09, 2026880+19
Oct 08, 20268610
Oct 07, 2026861+23
Oct 06, 2026838+126
Oct 05, 2026712+32
Oct 02, 2026680No prior observation