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Contract OI history

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Mar 19, 2027 EXPIRATION

RIOT $21.00 Call

RIOT270319C00021000

Latest saved OI303Oct 23, 2026
Last change+33vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
RIOT $21.00 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. 3031510 2026-10-09: 276 OI2026-10-13: 286 OI2026-10-14: 286 OI2026-10-15: 267 OI2026-10-16: 265 OI2026-10-21: 270 OI2026-10-23: 303 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, 2026Viewing303+33
Oct 21, 2026270+5
Oct 16, 2026265-2
Oct 15, 2026267-19
Oct 14, 20262860
Oct 13, 2026286+10
Oct 09, 2026276No prior observation