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Contract OI history

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Feb 19, 2027 EXPIRATION

BA $180.00 Put

BA270219P00180000

Latest saved OI1,214Oct 23, 2026
Last change+12vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BA $180.00 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. 1,2146070 2026-10-02: 1,123 OI2026-10-05: 1,141 OI2026-10-06: 1,147 OI2026-10-07: 1,162 OI2026-10-08: 1,162 OI2026-10-09: 1,168 OI2026-10-13: 1,173 OI2026-10-14: 1,173 OI2026-10-15: 1,170 OI2026-10-16: 1,170 OI2026-10-21: 1,202 OI2026-10-23: 1,214 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, 2026Viewing1,214+12
Oct 21, 20261,202+32
Oct 16, 20261,1700
Oct 15, 20261,170-3
Oct 14, 20261,1730
Oct 13, 20261,173+5
Oct 09, 20261,168+6
Oct 08, 20261,1620
Oct 07, 20261,162+15
Oct 06, 20261,147+6
Oct 05, 20261,141+18
Oct 02, 20261,123No prior observation