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Contract OI history

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Mar 19, 2027 EXPIRATION

BAX $25.00 Call

BAX270319C00025000

Latest saved OI1,576Oct 23, 2026
Last change-10vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BAX $25.00 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. 1,5877930 2026-10-02: 1,572 OI2026-10-05: 1,572 OI2026-10-06: 1,572 OI2026-10-07: 1,572 OI2026-10-08: 1,587 OI2026-10-09: 1,587 OI2026-10-13: 1,587 OI2026-10-14: 1,587 OI2026-10-15: 1,587 OI2026-10-16: 1,587 OI2026-10-21: 1,586 OI2026-10-23: 1,576 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

BAX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,576-10
Oct 21, 20261,586-1
Oct 16, 20261,5870
Oct 15, 20261,5870
Oct 14, 20261,5870
Oct 13, 20261,5870
Oct 09, 20261,5870
Oct 08, 20261,587+15
Oct 07, 20261,5720
Oct 06, 20261,5720
Oct 05, 20261,5720
Oct 02, 20261,572No prior observation