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Contract OI history

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Dec 15, 2028 EXPIRATION

BSP $22.50 Call

BSP281215C00022500

Latest saved OI34Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
BSP $22.50 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 34170 2026-10-08: 31 OI2026-10-13: 31 OI2026-10-14: 31 OI2026-10-15: 31 OI2026-10-16: 31 OI2026-10-21: 32 OI2026-10-23: 34 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, 2026Viewing34+2
Oct 21, 202632+1
Oct 16, 2026310
Oct 15, 2026310
Oct 14, 2026310
Oct 13, 2026310
Oct 08, 202631No prior observation