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Contract OI history

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Dec 15, 2028 EXPIRATION

BA $230.00 Put

BA281215P00230000

Latest saved OI681Oct 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 $230.00 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. 6813400 2026-10-02: 662 OI2026-10-05: 662 OI2026-10-06: 663 OI2026-10-07: 680 OI2026-10-08: 680 OI2026-10-09: 680 OI2026-10-13: 681 OI2026-10-14: 681 OI2026-10-15: 681 OI2026-10-16: 681 OI2026-10-21: 681 OI2026-10-23: 681 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, 2026Viewing6810
Oct 21, 20266810
Oct 16, 20266810
Oct 15, 20266810
Oct 14, 20266810
Oct 13, 2026681+1
Oct 09, 20266800
Oct 08, 20266800
Oct 07, 2026680+17
Oct 06, 2026663+1
Oct 05, 20266620
Oct 02, 2026662No prior observation