OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

USAR $25.00 Put

USAR280121P00025000

Latest saved OI1,213Oct 23, 2026
Last change-14vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
USAR $25.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,2276130 2026-10-09: 1,210 OI2026-10-13: 1,217 OI2026-10-14: 1,217 OI2026-10-15: 1,227 OI2026-10-16: 1,227 OI2026-10-21: 1,227 OI2026-10-23: 1,213 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, 2026Viewing1,213-14
Oct 21, 20261,2270
Oct 16, 20261,2270
Oct 15, 20261,227+10
Oct 14, 20261,2170
Oct 13, 20261,217+7
Oct 09, 20261,210No prior observation