OITracker Cboe delayed data

Contract OI history

Back to RIOT

Nov 20, 2026 EXPIRATION

RIOT $25.00 Call

RIOT261120C00025000

Latest saved OI2,955Oct 23, 2026
Last change+46vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
RIOT $25.00 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. 2,9821,4910 2026-10-09: 2,526 OI2026-10-13: 2,976 OI2026-10-14: 2,976 OI2026-10-15: 2,979 OI2026-10-16: 2,982 OI2026-10-21: 2,909 OI2026-10-23: 2,955 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, 2026Viewing2,955+46
Oct 21, 20262,909-73
Oct 16, 20262,982+3
Oct 15, 20262,979+3
Oct 14, 20262,9760
Oct 13, 20262,976+450
Oct 09, 20262,526No prior observation