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Contract OI history

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Oct 23, 2026 EXPIRATION

USAR $12.50 Put

USAR261023P00012500

Latest saved OI9Oct 23, 2026
Last change-118vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
USAR $12.50 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. 4812400 2026-10-09: 364 OI2026-10-13: 481 OI2026-10-14: 481 OI2026-10-15: 472 OI2026-10-16: 465 OI2026-10-21: 127 OI2026-10-23: 9 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, 2026Viewing9-118
Oct 21, 2026127-338
Oct 16, 2026465-7
Oct 15, 2026472-9
Oct 14, 20264810
Oct 13, 2026481+117
Oct 09, 2026364No prior observation