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Contract OI history

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Jan 15, 2027 EXPIRATION

BSP $25.00 Put

BSP270115P00025000

Latest saved OI557Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
BSP $25.00 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 5692840 2026-10-08: 569 OI2026-10-13: 569 OI2026-10-14: 569 OI2026-10-15: 558 OI2026-10-16: 558 OI2026-10-21: 557 OI2026-10-23: 557 OI Oct 08, 2026Oct 23, 2026

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

BSP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5570
Oct 21, 2026557-1
Oct 16, 20265580
Oct 15, 2026558-11
Oct 14, 20265690
Oct 13, 20265690
Oct 08, 2026569No prior observation