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Contract OI history

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Jan 15, 2027 EXPIRATION

BAX $25.00 Call

BAX270115C00025000

Latest saved OI1,487Oct 23, 2026
Last change0vs 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. 1,4877430 2026-10-02: 1,352 OI2026-10-05: 1,352 OI2026-10-06: 1,387 OI2026-10-07: 1,387 OI2026-10-08: 1,387 OI2026-10-09: 1,465 OI2026-10-13: 1,473 OI2026-10-14: 1,486 OI2026-10-15: 1,486 OI2026-10-16: 1,487 OI2026-10-21: 1,487 OI2026-10-23: 1,487 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, 2026Viewing1,4870
Oct 21, 20261,4870
Oct 16, 20261,487+1
Oct 15, 20261,4860
Oct 14, 20261,486+13
Oct 13, 20261,473+8
Oct 09, 20261,465+78
Oct 08, 20261,3870
Oct 07, 20261,3870
Oct 06, 20261,387+35
Oct 05, 20261,3520
Oct 02, 20261,352No prior observation