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Contract OI history

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Mar 19, 2027 EXPIRATION

USAR $10.00 Put

USAR270319P00010000

Latest saved OI3,014Oct 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 $10.00 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. 3,0851,5420 2026-10-09: 216 OI2026-10-13: 2,954 OI2026-10-14: 2,954 OI2026-10-15: 3,085 OI2026-10-16: 3,085 OI2026-10-21: 3,012 OI2026-10-23: 3,014 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, 2026Viewing3,014+2
Oct 21, 20263,012-73
Oct 16, 20263,0850
Oct 15, 20263,085+131
Oct 14, 20262,9540
Oct 13, 20262,954+2,738
Oct 09, 2026216No prior observation