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Contract OI history

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Dec 15, 2028 EXPIRATION

BA $180.00 Put

BA281215P00180000

Latest saved OI525Oct 23, 2026
Last change0vs 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. 5252620 2026-10-02: 507 OI2026-10-05: 504 OI2026-10-06: 505 OI2026-10-07: 503 OI2026-10-08: 503 OI2026-10-09: 505 OI2026-10-13: 508 OI2026-10-14: 508 OI2026-10-15: 508 OI2026-10-16: 517 OI2026-10-21: 525 OI2026-10-23: 525 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, 2026Viewing5250
Oct 21, 2026525+8
Oct 16, 2026517+9
Oct 15, 20265080
Oct 14, 20265080
Oct 13, 2026508+3
Oct 09, 2026505+2
Oct 08, 20265030
Oct 07, 2026503-2
Oct 06, 2026505+1
Oct 05, 2026504-3
Oct 02, 2026507No prior observation