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Contract OI history

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Dec 18, 2026 EXPIRATION

USAR $26.00 Call

USAR261218C00026000

Latest saved OI353Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
USAR $26.00 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. 3611800 2026-10-09: 361 OI2026-10-13: 361 OI2026-10-14: 361 OI2026-10-15: 360 OI2026-10-16: 354 OI2026-10-21: 352 OI2026-10-23: 353 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, 2026Viewing353+1
Oct 21, 2026352-2
Oct 16, 2026354-6
Oct 15, 2026360-1
Oct 14, 20263610
Oct 13, 20263610
Oct 09, 2026361No prior observation