OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

BA $190.00 Put

BA270115P00190000

Latest saved OI4,290Oct 23, 2026
Last change+86vs 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. 4,2902,1450 2026-10-02: 3,964 OI2026-10-05: 4,041 OI2026-10-06: 4,056 OI2026-10-07: 4,063 OI2026-10-08: 4,063 OI2026-10-09: 4,069 OI2026-10-13: 4,136 OI2026-10-14: 4,136 OI2026-10-15: 4,140 OI2026-10-16: 4,145 OI2026-10-21: 4,204 OI2026-10-23: 4,290 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, 2026Viewing4,290+86
Oct 21, 20264,204+59
Oct 16, 20264,145+5
Oct 15, 20264,140+4
Oct 14, 20264,1360
Oct 13, 20264,136+67
Oct 09, 20264,069+6
Oct 08, 20264,0630
Oct 07, 20264,063+7
Oct 06, 20264,056+15
Oct 05, 20264,041+77
Oct 02, 20263,964No prior observation