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Contract OI history

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Nov 20, 2026 EXPIRATION

BA $155.00 Put

BA261120P00155000

Latest saved OI1,083Oct 23, 2026
Last change+5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BA $155.00 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. 1,0915450 2026-10-02: 632 OI2026-10-05: 655 OI2026-10-06: 1,033 OI2026-10-07: 1,031 OI2026-10-08: 1,031 OI2026-10-09: 1,057 OI2026-10-13: 1,059 OI2026-10-14: 1,059 OI2026-10-15: 1,060 OI2026-10-16: 1,091 OI2026-10-21: 1,078 OI2026-10-23: 1,083 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, 2026Viewing1,083+5
Oct 21, 20261,078-13
Oct 16, 20261,091+31
Oct 15, 20261,060+1
Oct 14, 20261,0590
Oct 13, 20261,059+2
Oct 09, 20261,057+26
Oct 08, 20261,0310
Oct 07, 20261,031-2
Oct 06, 20261,033+378
Oct 05, 2026655+23
Oct 02, 2026632No prior observation