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Contract OI history

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Dec 18, 2026 EXPIRATION

USAR $18.00 Call

USAR261218C00018000

Latest saved OI2,281Oct 23, 2026
Last change-21vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
USAR $18.00 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. 2,3021,1510 2026-10-09: 2,070 OI2026-10-13: 2,215 OI2026-10-14: 2,215 OI2026-10-15: 2,278 OI2026-10-16: 2,277 OI2026-10-21: 2,302 OI2026-10-23: 2,281 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, 2026Viewing2,281-21
Oct 21, 20262,302+25
Oct 16, 20262,277-1
Oct 15, 20262,278+63
Oct 14, 20262,2150
Oct 13, 20262,215+145
Oct 09, 20262,070No prior observation