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Contract OI history

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Mar 19, 2027 EXPIRATION

BA $190.00 Put

BA270319P00190000

Latest saved OI637Oct 23, 2026
Last change+20vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BA $190.00 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. 6403200 2026-10-02: 430 OI2026-10-05: 432 OI2026-10-06: 601 OI2026-10-07: 608 OI2026-10-08: 608 OI2026-10-09: 637 OI2026-10-13: 640 OI2026-10-14: 640 OI2026-10-15: 639 OI2026-10-16: 574 OI2026-10-21: 617 OI2026-10-23: 637 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, 2026Viewing637+20
Oct 21, 2026617+43
Oct 16, 2026574-65
Oct 15, 2026639-1
Oct 14, 20266400
Oct 13, 2026640+3
Oct 09, 2026637+29
Oct 08, 20266080
Oct 07, 2026608+7
Oct 06, 2026601+169
Oct 05, 2026432+2
Oct 02, 2026430No prior observation