OITracker Cboe delayed data

Contract OI history

Back to B

Jan 15, 2027 EXPIRATION

B $48.00 Call

B270115C00048000

Latest saved OI925Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
B $48.00 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. 9254620 2026-10-02: 490 OI2026-10-05: 497 OI2026-10-06: 497 OI2026-10-07: 497 OI2026-10-08: 497 OI2026-10-09: 499 OI2026-10-13: 502 OI2026-10-14: 511 OI2026-10-15: 901 OI2026-10-16: 900 OI2026-10-21: 924 OI2026-10-23: 925 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, 2026Viewing925+1
Oct 21, 2026924+24
Oct 16, 2026900-1
Oct 15, 2026901+390
Oct 14, 2026511+9
Oct 13, 2026502+3
Oct 09, 2026499+2
Oct 08, 20264970
Oct 07, 20264970
Oct 06, 20264970
Oct 05, 2026497+7
Oct 02, 2026490No prior observation