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Contract OI history

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Nov 20, 2026 EXPIRATION

USAR $9.00 Put

USAR261120P00009000

Latest saved OI888Oct 23, 2026
Last change+163vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
USAR $9.00 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. 8884440 2026-10-09: 43 OI2026-10-13: 74 OI2026-10-14: 74 OI2026-10-15: 168 OI2026-10-16: 206 OI2026-10-21: 725 OI2026-10-23: 888 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, 2026Viewing888+163
Oct 21, 2026725+519
Oct 16, 2026206+38
Oct 15, 2026168+94
Oct 14, 2026740
Oct 13, 202674+31
Oct 09, 202643No prior observation