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Contract OI history

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Sep 17, 2027 EXPIRATION

BAX $25.00 Put

BAX270917P00025000

Latest saved OI132Oct 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 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. 132660 2026-10-02: 127 OI2026-10-05: 127 OI2026-10-06: 130 OI2026-10-07: 131 OI2026-10-08: 131 OI2026-10-09: 131 OI2026-10-13: 131 OI2026-10-14: 131 OI2026-10-15: 131 OI2026-10-16: 131 OI2026-10-21: 132 OI2026-10-23: 132 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, 2026Viewing1320
Oct 21, 2026132+1
Oct 16, 20261310
Oct 15, 20261310
Oct 14, 20261310
Oct 13, 20261310
Oct 09, 20261310
Oct 08, 20261310
Oct 07, 2026131+1
Oct 06, 2026130+3
Oct 05, 20261270
Oct 02, 2026127No prior observation