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Contract OI history

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Oct 30, 2026 EXPIRATION

BA $155.00 Put

BA261030P00155000

Latest saved OI140Oct 23, 2026
Last change+18vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BA $155.00 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. 140700 2026-10-02: 90 OI2026-10-05: 101 OI2026-10-06: 98 OI2026-10-07: 98 OI2026-10-08: 98 OI2026-10-09: 98 OI2026-10-13: 96 OI2026-10-14: 96 OI2026-10-15: 94 OI2026-10-16: 94 OI2026-10-21: 122 OI2026-10-23: 140 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, 2026Viewing140+18
Oct 21, 2026122+28
Oct 16, 2026940
Oct 15, 202694-2
Oct 14, 2026960
Oct 13, 202696-2
Oct 09, 2026980
Oct 08, 2026980
Oct 07, 2026980
Oct 06, 202698-3
Oct 05, 2026101+11
Oct 02, 202690No prior observation