OITracker Cboe delayed data

Contract OI history

Back to USAR

Nov 20, 2026 EXPIRATION

USAR $13.50 Put

USAR261120P00013500

Latest saved OI107Oct 23, 2026
Last change0vs previous saved observation
Saved market days2Oct 21, 2026 onwards
Daily open interest Hover a point for its date and OI
USAR $13.50 put open interest history 2 saved observations from 2026-10-21 to 2026-10-23. Exact values and changes are listed in the table below. 107530 2026-10-21: 107 OI2026-10-23: 107 OI Oct 21, 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, 2026Viewing1070
Oct 21, 2026107No prior observation