OITracker Cboe delayed data

Contract OI history

Back to B

Jan 15, 2027 EXPIRATION

B $13.00 Call

B270115C00013000

Latest saved OI756Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
B $13.00 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. 7563780 2026-10-02: 756 OI2026-10-05: 756 OI2026-10-06: 756 OI2026-10-07: 756 OI2026-10-08: 756 OI2026-10-09: 756 OI2026-10-13: 756 OI2026-10-14: 756 OI2026-10-15: 756 OI2026-10-16: 756 OI2026-10-21: 756 OI2026-10-23: 756 OI Oct 02, 2026Oct 23, 2026

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

B contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing7560
Oct 21, 20267560
Oct 16, 20267560
Oct 15, 20267560
Oct 14, 20267560
Oct 13, 20267560
Oct 09, 20267560
Oct 08, 20267560
Oct 07, 20267560
Oct 06, 20267560
Oct 05, 20267560
Oct 02, 2026756No prior observation