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Contract OI history

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Dec 18, 2026 EXPIRATION

BA $350.00 Call

BA261218C00350000

Latest saved OI2,789Oct 23, 2026
Last change+340vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BA $350.00 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. 2,7891,3940 2026-10-02: 2,050 OI2026-10-05: 2,050 OI2026-10-06: 2,048 OI2026-10-07: 2,048 OI2026-10-08: 2,048 OI2026-10-09: 2,048 OI2026-10-13: 2,298 OI2026-10-14: 2,298 OI2026-10-15: 2,298 OI2026-10-16: 2,398 OI2026-10-21: 2,449 OI2026-10-23: 2,789 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, 2026Viewing2,789+340
Oct 21, 20262,449+51
Oct 16, 20262,398+100
Oct 15, 20262,2980
Oct 14, 20262,2980
Oct 13, 20262,298+250
Oct 09, 20262,0480
Oct 08, 20262,0480
Oct 07, 20262,0480
Oct 06, 20262,048-2
Oct 05, 20262,0500
Oct 02, 20262,050No prior observation