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Contract OI history

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Feb 19, 2027 EXPIRATION

BA $185.00 Put

BA270219P00185000

Latest saved OI1,328Oct 23, 2026
Last change+35vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BA $185.00 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. 1,3286640 2026-10-02: 1,267 OI2026-10-05: 1,268 OI2026-10-06: 1,272 OI2026-10-07: 1,272 OI2026-10-08: 1,272 OI2026-10-09: 1,279 OI2026-10-13: 1,280 OI2026-10-14: 1,280 OI2026-10-15: 1,270 OI2026-10-16: 1,272 OI2026-10-21: 1,293 OI2026-10-23: 1,328 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, 2026Viewing1,328+35
Oct 21, 20261,293+21
Oct 16, 20261,272+2
Oct 15, 20261,270-10
Oct 14, 20261,2800
Oct 13, 20261,280+1
Oct 09, 20261,279+7
Oct 08, 20261,2720
Oct 07, 20261,2720
Oct 06, 20261,272+4
Oct 05, 20261,268+1
Oct 02, 20261,267No prior observation