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Contract OI history

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Jan 15, 2027 EXPIRATION

BA $135.00 Put

BA270115P00135000

Latest saved OI1,440Oct 23, 2026
Last change-47vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BA $135.00 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. 1,4877430 2026-10-02: 1,437 OI2026-10-05: 1,437 OI2026-10-06: 1,437 OI2026-10-07: 1,440 OI2026-10-08: 1,440 OI2026-10-09: 1,440 OI2026-10-13: 1,440 OI2026-10-14: 1,440 OI2026-10-15: 1,457 OI2026-10-16: 1,457 OI2026-10-21: 1,487 OI2026-10-23: 1,440 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, 2026Viewing1,440-47
Oct 21, 20261,487+30
Oct 16, 20261,4570
Oct 15, 20261,457+17
Oct 14, 20261,4400
Oct 13, 20261,4400
Oct 09, 20261,4400
Oct 08, 20261,4400
Oct 07, 20261,440+3
Oct 06, 20261,4370
Oct 05, 20261,4370
Oct 02, 20261,437No prior observation