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Contract OI history

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Jan 15, 2027 EXPIRATION

BA $185.00 Put

BA270115P00185000

Latest saved OI4,890Oct 23, 2026
Last change+23vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BA $185.00 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. 4,8902,4450 2026-10-02: 4,768 OI2026-10-05: 4,775 OI2026-10-06: 4,794 OI2026-10-07: 4,829 OI2026-10-08: 4,829 OI2026-10-09: 4,863 OI2026-10-13: 4,793 OI2026-10-14: 4,793 OI2026-10-15: 4,788 OI2026-10-16: 4,792 OI2026-10-21: 4,867 OI2026-10-23: 4,890 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, 2026Viewing4,890+23
Oct 21, 20264,867+75
Oct 16, 20264,792+4
Oct 15, 20264,788-5
Oct 14, 20264,7930
Oct 13, 20264,793-70
Oct 09, 20264,863+34
Oct 08, 20264,8290
Oct 07, 20264,829+35
Oct 06, 20264,794+19
Oct 05, 20264,775+7
Oct 02, 20264,768No prior observation