OITracker Cboe delayed data

Contract OI history

Back to USAR

Mar 19, 2027 EXPIRATION

USAR $27.00 Call

USAR270319C00027000

Latest saved OI961Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
USAR $27.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 9614800 2026-10-09: 79 OI2026-10-13: 79 OI2026-10-14: 79 OI2026-10-15: 79 OI2026-10-16: 144 OI2026-10-21: 961 OI2026-10-23: 961 OI Oct 09, 2026Oct 23, 2026

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

USAR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing9610
Oct 21, 2026961+817
Oct 16, 2026144+65
Oct 15, 2026790
Oct 14, 2026790
Oct 13, 2026790
Oct 09, 202679No prior observation