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Contract OI history

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Nov 06, 2026 EXPIRATION

USAR $16.50 Put

USAR261106P00016500

Latest saved OI80Oct 23, 2026
Last change-8vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
USAR $16.50 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. 6443220 2026-10-09: 644 OI2026-10-13: 270 OI2026-10-14: 270 OI2026-10-15: 190 OI2026-10-16: 182 OI2026-10-21: 88 OI2026-10-23: 80 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, 2026Viewing80-8
Oct 21, 202688-94
Oct 16, 2026182-8
Oct 15, 2026190-80
Oct 14, 20262700
Oct 13, 2026270-374
Oct 09, 2026644No prior observation