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Contract OI history

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Sep 17, 2027 EXPIRATION

BA $235.00 Put

BA270917P00235000

Latest saved OI48Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BA $235.00 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. 48240 2026-10-02: 48 OI2026-10-05: 48 OI2026-10-06: 46 OI2026-10-07: 46 OI2026-10-08: 46 OI2026-10-09: 46 OI2026-10-13: 46 OI2026-10-14: 46 OI2026-10-15: 46 OI2026-10-16: 46 OI2026-10-21: 46 OI2026-10-23: 48 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, 2026Viewing48+2
Oct 21, 2026460
Oct 16, 2026460
Oct 15, 2026460
Oct 14, 2026460
Oct 13, 2026460
Oct 09, 2026460
Oct 08, 2026460
Oct 07, 2026460
Oct 06, 202646-2
Oct 05, 2026480
Oct 02, 202648No prior observation