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Contract OI history

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Mar 19, 2027 EXPIRATION

USAR $17.00 Put

USAR270319P00017000

Latest saved OI294Oct 23, 2026
Last change-5vs 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. 2991490 2026-10-09: 269 OI2026-10-13: 269 OI2026-10-14: 269 OI2026-10-15: 269 OI2026-10-16: 275 OI2026-10-21: 299 OI2026-10-23: 294 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, 2026Viewing294-5
Oct 21, 2026299+24
Oct 16, 2026275+6
Oct 15, 20262690
Oct 14, 20262690
Oct 13, 20262690
Oct 09, 2026269No prior observation