OITracker Cboe delayed data

Contract OI history

Back to USAR

Jan 21, 2028 EXPIRATION

USAR $8.00 Put

USAR280121P00008000

Latest saved OI1,446Oct 23, 2026
Last change+22vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
USAR $8.00 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. 1,4467230 2026-10-09: 1,278 OI2026-10-13: 1,328 OI2026-10-14: 1,328 OI2026-10-15: 1,439 OI2026-10-16: 1,414 OI2026-10-21: 1,424 OI2026-10-23: 1,446 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, 2026Viewing1,446+22
Oct 21, 20261,424+10
Oct 16, 20261,414-25
Oct 15, 20261,439+111
Oct 14, 20261,3280
Oct 13, 20261,328+50
Oct 09, 20261,278No prior observation