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Contract OI history

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Jan 15, 2027 EXPIRATION

BA $215.00 Put

BA270115P00215000

Latest saved OI2,418Oct 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 $215.00 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. 2,4211,2100 2026-10-02: 2,389 OI2026-10-05: 2,393 OI2026-10-06: 2,382 OI2026-10-07: 2,382 OI2026-10-08: 2,382 OI2026-10-09: 2,382 OI2026-10-13: 2,380 OI2026-10-14: 2,380 OI2026-10-15: 2,421 OI2026-10-16: 2,418 OI2026-10-21: 2,419 OI2026-10-23: 2,418 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, 2026Viewing2,418-1
Oct 21, 20262,419+1
Oct 16, 20262,418-3
Oct 15, 20262,421+41
Oct 14, 20262,3800
Oct 13, 20262,380-2
Oct 09, 20262,3820
Oct 08, 20262,3820
Oct 07, 20262,3820
Oct 06, 20262,382-11
Oct 05, 20262,393+4
Oct 02, 20262,389No prior observation