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Contract OI history

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Dec 18, 2026 EXPIRATION

USAR $15.00 Put

USAR261218P00015000

Latest saved OI2,994Oct 23, 2026
Last change-37vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
USAR $15.00 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. 3,1371,5680 2026-10-09: 3,082 OI2026-10-13: 3,137 OI2026-10-14: 3,137 OI2026-10-15: 3,056 OI2026-10-16: 3,059 OI2026-10-21: 3,031 OI2026-10-23: 2,994 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, 2026Viewing2,994-37
Oct 21, 20263,031-28
Oct 16, 20263,059+3
Oct 15, 20263,056-81
Oct 14, 20263,1370
Oct 13, 20263,137+55
Oct 09, 20263,082No prior observation