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Contract OI history

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Nov 20, 2026 EXPIRATION

BA $235.00 Put

BA261120P00235000

Latest saved OI2,228Oct 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 $235.00 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. 2,5281,2640 2026-10-02: 2,481 OI2026-10-05: 2,481 OI2026-10-06: 2,481 OI2026-10-07: 2,480 OI2026-10-08: 2,480 OI2026-10-09: 2,528 OI2026-10-13: 2,251 OI2026-10-14: 2,251 OI2026-10-15: 2,251 OI2026-10-16: 2,228 OI2026-10-21: 2,228 OI2026-10-23: 2,228 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, 2026Viewing2,2280
Oct 21, 20262,2280
Oct 16, 20262,228-23
Oct 15, 20262,2510
Oct 14, 20262,2510
Oct 13, 20262,251-277
Oct 09, 20262,528+48
Oct 08, 20262,4800
Oct 07, 20262,480-1
Oct 06, 20262,4810
Oct 05, 20262,4810
Oct 02, 20262,481No prior observation