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Contract OI history

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Jan 15, 2027 EXPIRATION

BA $225.00 Put

BA270115P00225000

Latest saved OI3,017Oct 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 $225.00 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. 3,0571,5280 2026-10-02: 3,055 OI2026-10-05: 3,055 OI2026-10-06: 3,057 OI2026-10-07: 3,051 OI2026-10-08: 3,051 OI2026-10-09: 3,051 OI2026-10-13: 3,014 OI2026-10-14: 3,014 OI2026-10-15: 3,016 OI2026-10-16: 3,016 OI2026-10-21: 3,016 OI2026-10-23: 3,017 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, 2026Viewing3,017+1
Oct 21, 20263,0160
Oct 16, 20263,0160
Oct 15, 20263,016+2
Oct 14, 20263,0140
Oct 13, 20263,014-37
Oct 09, 20263,0510
Oct 08, 20263,0510
Oct 07, 20263,051-6
Oct 06, 20263,057+2
Oct 05, 20263,0550
Oct 02, 20263,055No prior observation