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Contract OI history

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Dec 18, 2026 EXPIRATION

RIOT $20.00 Call

RIOT261218C00020000

Latest saved OI7,634Oct 23, 2026
Last change+885vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
RIOT $20.00 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. 7,6343,8170 2026-10-09: 5,190 OI2026-10-13: 5,214 OI2026-10-14: 5,214 OI2026-10-15: 6,394 OI2026-10-16: 6,516 OI2026-10-21: 6,749 OI2026-10-23: 7,634 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, 2026Viewing7,634+885
Oct 21, 20266,749+233
Oct 16, 20266,516+122
Oct 15, 20266,394+1,180
Oct 14, 20265,2140
Oct 13, 20265,214+24
Oct 09, 20265,190No prior observation