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Contract OI history

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Mar 19, 2027 EXPIRATION

BA $135.00 Put

BA270319P00135000

Latest saved OI120Oct 23, 2026
Last change+5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BA $135.00 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. 120600 2026-10-02: 86 OI2026-10-05: 83 OI2026-10-06: 83 OI2026-10-07: 83 OI2026-10-08: 83 OI2026-10-09: 83 OI2026-10-13: 83 OI2026-10-14: 83 OI2026-10-15: 83 OI2026-10-16: 83 OI2026-10-21: 115 OI2026-10-23: 120 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, 2026Viewing120+5
Oct 21, 2026115+32
Oct 16, 2026830
Oct 15, 2026830
Oct 14, 2026830
Oct 13, 2026830
Oct 09, 2026830
Oct 08, 2026830
Oct 07, 2026830
Oct 06, 2026830
Oct 05, 202683-3
Oct 02, 202686No prior observation