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Contract OI history

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Nov 13, 2026 EXPIRATION

USAR $16.50 Put

USAR261113P00016500

Latest saved OI74Oct 23, 2026
Last change-512vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
USAR $16.50 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. 6323160 2026-10-09: 146 OI2026-10-13: 632 OI2026-10-14: 632 OI2026-10-15: 622 OI2026-10-16: 607 OI2026-10-21: 586 OI2026-10-23: 74 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, 2026Viewing74-512
Oct 21, 2026586-21
Oct 16, 2026607-15
Oct 15, 2026622-10
Oct 14, 20266320
Oct 13, 2026632+486
Oct 09, 2026146No prior observation