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Contract OI history

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Jan 21, 2028 EXPIRATION

BA $185.00 Put

BA280121P00185000

Latest saved OI702Oct 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 $185.00 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. 7073530 2026-10-02: 616 OI2026-10-05: 616 OI2026-10-06: 615 OI2026-10-07: 680 OI2026-10-08: 680 OI2026-10-09: 683 OI2026-10-13: 683 OI2026-10-14: 683 OI2026-10-15: 707 OI2026-10-16: 707 OI2026-10-21: 702 OI2026-10-23: 702 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, 2026Viewing7020
Oct 21, 2026702-5
Oct 16, 20267070
Oct 15, 2026707+24
Oct 14, 20266830
Oct 13, 20266830
Oct 09, 2026683+3
Oct 08, 20266800
Oct 07, 2026680+65
Oct 06, 2026615-1
Oct 05, 20266160
Oct 02, 2026616No prior observation