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Contract OI history

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Jan 15, 2027 EXPIRATION

RIOT $28.00 Call

RIOT270115C00028000

Latest saved OI2,249Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
RIOT $28.00 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. 2,2801,1400 2026-10-09: 2,232 OI2026-10-13: 2,280 OI2026-10-14: 2,280 OI2026-10-15: 2,265 OI2026-10-16: 2,266 OI2026-10-21: 2,249 OI2026-10-23: 2,249 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, 2026Viewing2,2490
Oct 21, 20262,249-17
Oct 16, 20262,266+1
Oct 15, 20262,265-15
Oct 14, 20262,2800
Oct 13, 20262,280+48
Oct 09, 20262,232No prior observation