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Contract OI history

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Dec 18, 2026 EXPIRATION

RIOT $40.00 Call

RIOT261218C00040000

Latest saved OI492Oct 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 $40.00 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. 4952470 2026-10-09: 489 OI2026-10-13: 495 OI2026-10-14: 495 OI2026-10-15: 493 OI2026-10-16: 492 OI2026-10-21: 492 OI2026-10-23: 492 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, 2026Viewing4920
Oct 21, 20264920
Oct 16, 2026492-1
Oct 15, 2026493-2
Oct 14, 20264950
Oct 13, 2026495+6
Oct 09, 2026489No prior observation