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Contract OI history

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Oct 30, 2026 EXPIRATION

USAR $14.50 Put

USAR261030P00014500

Latest saved OI21Oct 23, 2026
Last change-65vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
USAR $14.50 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. 159790 2026-10-09: 104 OI2026-10-13: 159 OI2026-10-14: 159 OI2026-10-15: 154 OI2026-10-16: 154 OI2026-10-21: 86 OI2026-10-23: 21 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, 2026Viewing21-65
Oct 21, 202686-68
Oct 16, 20261540
Oct 15, 2026154-5
Oct 14, 20261590
Oct 13, 2026159+55
Oct 09, 2026104No prior observation