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Contract OI history

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Mar 19, 2027 EXPIRATION

BA $270.00 Call

BA270319C00270000

Latest saved OI533Oct 23, 2026
Last change-21vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BA $270.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 5542770 2026-10-02: 525 OI2026-10-05: 525 OI2026-10-06: 532 OI2026-10-07: 532 OI2026-10-08: 532 OI2026-10-09: 552 OI2026-10-13: 550 OI2026-10-14: 550 OI2026-10-15: 550 OI2026-10-16: 550 OI2026-10-21: 554 OI2026-10-23: 533 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, 2026Viewing533-21
Oct 21, 2026554+4
Oct 16, 20265500
Oct 15, 20265500
Oct 14, 20265500
Oct 13, 2026550-2
Oct 09, 2026552+20
Oct 08, 20265320
Oct 07, 20265320
Oct 06, 2026532+7
Oct 05, 20265250
Oct 02, 2026525No prior observation