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Contract OI history

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Nov 20, 2026 EXPIRATION

USAR $17.00 Put

USAR261120P00017000

Latest saved OI594Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
USAR $17.00 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. 5942970 2026-10-09: 225 OI2026-10-13: 484 OI2026-10-14: 484 OI2026-10-15: 534 OI2026-10-16: 565 OI2026-10-21: 592 OI2026-10-23: 594 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, 2026Viewing594+2
Oct 21, 2026592+27
Oct 16, 2026565+31
Oct 15, 2026534+50
Oct 14, 20264840
Oct 13, 2026484+259
Oct 09, 2026225No prior observation