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Contract OI history

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Oct 23, 2026 EXPIRATION

USAR $15.00 Put

USAR261023P00015000

Latest saved OI3Oct 23, 2026
Last change-337vs 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. 4782390 2026-10-09: 478 OI2026-10-13: 461 OI2026-10-14: 461 OI2026-10-15: 439 OI2026-10-16: 443 OI2026-10-21: 340 OI2026-10-23: 3 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, 2026Viewing3-337
Oct 21, 2026340-103
Oct 16, 2026443+4
Oct 15, 2026439-22
Oct 14, 20264610
Oct 13, 2026461-17
Oct 09, 2026478No prior observation