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Contract OI history

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Nov 20, 2026 EXPIRATION

USAR $10.00 Put

USAR261120P00010000

Latest saved OI8,244Oct 23, 2026
Last change-104vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
USAR $10.00 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. 8,3484,1740 2026-10-09: 144 OI2026-10-13: 342 OI2026-10-14: 342 OI2026-10-15: 1,542 OI2026-10-16: 7,611 OI2026-10-21: 8,348 OI2026-10-23: 8,244 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, 2026Viewing8,244-104
Oct 21, 20268,348+737
Oct 16, 20267,611+6,069
Oct 15, 20261,542+1,200
Oct 14, 20263420
Oct 13, 2026342+198
Oct 09, 2026144No prior observation