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Contract OI history

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Oct 23, 2026 EXPIRATION

RIOT $15.50 Call

RIOT261023C00015500

Latest saved OI4,874Oct 23, 2026
Last change-1,830vs previous saved observation
Saved market days6Oct 13, 2026 onwards
Daily open interest Hover a point for its date and OI
RIOT $15.50 call open interest history 6 saved observations from 2026-10-13 to 2026-10-23. Exact values and changes are listed in the table below. 6,7043,3520 2026-10-13: 0 OI2026-10-14: 0 OI2026-10-15: 1,504 OI2026-10-16: 1,530 OI2026-10-21: 6,704 OI2026-10-23: 4,874 OI Oct 13, 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, 2026Viewing4,874-1,830
Oct 21, 20266,704+5,174
Oct 16, 20261,530+26
Oct 15, 20261,504+1,504
Oct 14, 202600
Oct 13, 20260No prior observation