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Contract OI history

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Nov 20, 2026 EXPIRATION

RARE $16.50 Call

RARE261120C00016500

Latest saved OI279Oct 23, 2026
Last change+279vs previous saved observation
Saved market days2Oct 20, 2026 onwards
Daily open interest Hover a point for its date and OI
RARE $16.50 call open interest history 2 saved observations from 2026-10-20 to 2026-10-23. Exact values and changes are listed in the table below. 2791390 2026-10-20: 0 OI2026-10-23: 279 OI Oct 20, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

RARE contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing279+279
Oct 20, 20260No prior observation