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Contract OI history

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Oct 30, 2026 EXPIRATION

BA $220.00 Put

BA261030P00220000

Latest saved OI60Oct 23, 2026
Last change-117vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BA $220.00 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. 177880 2026-10-02: 59 OI2026-10-05: 59 OI2026-10-06: 59 OI2026-10-07: 109 OI2026-10-08: 109 OI2026-10-09: 127 OI2026-10-13: 166 OI2026-10-14: 166 OI2026-10-15: 156 OI2026-10-16: 165 OI2026-10-21: 177 OI2026-10-23: 60 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, 2026Viewing60-117
Oct 21, 2026177+12
Oct 16, 2026165+9
Oct 15, 2026156-10
Oct 14, 20261660
Oct 13, 2026166+39
Oct 09, 2026127+18
Oct 08, 20261090
Oct 07, 2026109+50
Oct 06, 2026590
Oct 05, 2026590
Oct 02, 202659No prior observation