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Contract OI history

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Jan 19, 2029 EXPIRATION

BA $220.00 Put

BA290119P00220000

Latest saved OI30Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BA $220.00 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. 30150 2026-10-02: 27 OI2026-10-05: 27 OI2026-10-06: 27 OI2026-10-07: 29 OI2026-10-08: 29 OI2026-10-09: 29 OI2026-10-13: 29 OI2026-10-14: 29 OI2026-10-15: 29 OI2026-10-16: 29 OI2026-10-21: 30 OI2026-10-23: 30 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, 2026Viewing300
Oct 21, 202630+1
Oct 16, 2026290
Oct 15, 2026290
Oct 14, 2026290
Oct 13, 2026290
Oct 09, 2026290
Oct 08, 2026290
Oct 07, 202629+2
Oct 06, 2026270
Oct 05, 2026270
Oct 02, 202627No prior observation