OITracker Cboe delayed data

Contract OI history

Back to BSP

Jan 15, 2027 EXPIRATION

BSP $30.00 Put

BSP270115P00030000

Latest saved OI4,032Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
BSP $30.00 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. 4,0472,0230 2026-10-08: 3,966 OI2026-10-13: 3,965 OI2026-10-14: 3,965 OI2026-10-15: 4,047 OI2026-10-16: 4,047 OI2026-10-21: 4,031 OI2026-10-23: 4,032 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, 2026Viewing4,032+1
Oct 21, 20264,031-16
Oct 16, 20264,0470
Oct 15, 20264,047+82
Oct 14, 20263,9650
Oct 13, 20263,965-1
Oct 08, 20263,966No prior observation