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Contract OI history

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Dec 18, 2026 EXPIRATION

BA $120.00 Put

BA261218P00120000

Latest saved OI617Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BA $120.00 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. 6173080 2026-10-02: 617 OI2026-10-05: 617 OI2026-10-06: 617 OI2026-10-07: 617 OI2026-10-08: 617 OI2026-10-09: 617 OI2026-10-13: 617 OI2026-10-14: 617 OI2026-10-15: 616 OI2026-10-16: 616 OI2026-10-21: 616 OI2026-10-23: 617 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, 2026Viewing617+1
Oct 21, 20266160
Oct 16, 20266160
Oct 15, 2026616-1
Oct 14, 20266170
Oct 13, 20266170
Oct 09, 20266170
Oct 08, 20266170
Oct 07, 20266170
Oct 06, 20266170
Oct 05, 20266170
Oct 02, 2026617No prior observation