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Contract OI history

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Dec 18, 2026 EXPIRATION

RIOT $35.00 Call

RIOT261218C00035000

Latest saved OI7,892Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
RIOT $35.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 7,8923,9460 2026-10-09: 7,529 OI2026-10-13: 7,842 OI2026-10-14: 7,842 OI2026-10-15: 7,867 OI2026-10-16: 7,867 OI2026-10-21: 7,891 OI2026-10-23: 7,892 OI Oct 09, 2026Oct 23, 2026

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

RIOT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing7,892+1
Oct 21, 20267,891+24
Oct 16, 20267,8670
Oct 15, 20267,867+25
Oct 14, 20267,8420
Oct 13, 20267,842+313
Oct 09, 20267,529No prior observation