OITracker Cboe delayed data

Contract OI history

Back to RIOT

Nov 20, 2026 EXPIRATION

RIOT $19.00 Put

RIOT261120P00019000

Latest saved OI980Oct 23, 2026
Last change+11vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
RIOT $19.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 9804900 2026-10-09: 945 OI2026-10-13: 958 OI2026-10-14: 958 OI2026-10-15: 943 OI2026-10-16: 944 OI2026-10-21: 969 OI2026-10-23: 980 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, 2026Viewing980+11
Oct 21, 2026969+25
Oct 16, 2026944+1
Oct 15, 2026943-15
Oct 14, 20269580
Oct 13, 2026958+13
Oct 09, 2026945No prior observation