OITracker Cboe delayed data

Contract OI history

Back to BILL

Jan 15, 2027 EXPIRATION

BILL $57.50 Call

BILL270115C00057500

Latest saved OI773Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BILL $57.50 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. 7733860 2026-10-02: 772 OI2026-10-05: 772 OI2026-10-06: 772 OI2026-10-07: 772 OI2026-10-08: 772 OI2026-10-09: 772 OI2026-10-13: 772 OI2026-10-14: 772 OI2026-10-15: 772 OI2026-10-16: 772 OI2026-10-21: 773 OI2026-10-23: 773 OI Oct 02, 2026Oct 23, 2026

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

BILL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing7730
Oct 21, 2026773+1
Oct 16, 20267720
Oct 15, 20267720
Oct 14, 20267720
Oct 13, 20267720
Oct 09, 20267720
Oct 08, 20267720
Oct 07, 20267720
Oct 06, 20267720
Oct 05, 20267720
Oct 02, 2026772No prior observation