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Contract OI history

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Jan 21, 2028 EXPIRATION

BA $200.00 Put

BA280121P00200000

Latest saved OI1,310Oct 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 $200.00 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. 1,3116550 2026-10-02: 1,266 OI2026-10-05: 1,265 OI2026-10-06: 1,288 OI2026-10-07: 1,299 OI2026-10-08: 1,299 OI2026-10-09: 1,309 OI2026-10-13: 1,302 OI2026-10-14: 1,302 OI2026-10-15: 1,301 OI2026-10-16: 1,311 OI2026-10-21: 1,310 OI2026-10-23: 1,310 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, 2026Viewing1,3100
Oct 21, 20261,310-1
Oct 16, 20261,311+10
Oct 15, 20261,301-1
Oct 14, 20261,3020
Oct 13, 20261,302-7
Oct 09, 20261,309+10
Oct 08, 20261,2990
Oct 07, 20261,299+11
Oct 06, 20261,288+23
Oct 05, 20261,265-1
Oct 02, 20261,266No prior observation