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Contract OI history

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Dec 18, 2026 EXPIRATION

USAR $24.00 Put

USAR261218P00024000

Latest saved OI6Oct 23, 2026
Last change-97vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
USAR $24.00 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. 2561280 2026-10-09: 256 OI2026-10-13: 254 OI2026-10-14: 254 OI2026-10-15: 138 OI2026-10-16: 139 OI2026-10-21: 103 OI2026-10-23: 6 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, 2026Viewing6-97
Oct 21, 2026103-36
Oct 16, 2026139+1
Oct 15, 2026138-116
Oct 14, 20262540
Oct 13, 2026254-2
Oct 09, 2026256No prior observation