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Contract OI history

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Mar 19, 2027 EXPIRATION

BA $175.00 Put

BA270319P00175000

Latest saved OI944Oct 23, 2026
Last change-3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BA $175.00 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. 9474730 2026-10-02: 840 OI2026-10-05: 826 OI2026-10-06: 829 OI2026-10-07: 829 OI2026-10-08: 829 OI2026-10-09: 866 OI2026-10-13: 867 OI2026-10-14: 867 OI2026-10-15: 869 OI2026-10-16: 939 OI2026-10-21: 947 OI2026-10-23: 944 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, 2026Viewing944-3
Oct 21, 2026947+8
Oct 16, 2026939+70
Oct 15, 2026869+2
Oct 14, 20268670
Oct 13, 2026867+1
Oct 09, 2026866+37
Oct 08, 20268290
Oct 07, 20268290
Oct 06, 2026829+3
Oct 05, 2026826-14
Oct 02, 2026840No prior observation