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Contract OI history

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Mar 19, 2027 EXPIRATION

USAR $12.00 Put

USAR270319P00012000

Latest saved OI991Oct 23, 2026
Last change+21vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
USAR $12.00 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. 9994990 2026-10-09: 436 OI2026-10-13: 435 OI2026-10-14: 435 OI2026-10-15: 964 OI2026-10-16: 999 OI2026-10-21: 970 OI2026-10-23: 991 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, 2026Viewing991+21
Oct 21, 2026970-29
Oct 16, 2026999+35
Oct 15, 2026964+529
Oct 14, 20264350
Oct 13, 2026435-1
Oct 09, 2026436No prior observation