OITracker Cboe delayed data

Contract OI history

Back to RIOT

Dec 18, 2026 EXPIRATION

RIOT $9.00 Put

RIOT261218P00009000

Latest saved OI936Oct 23, 2026
Last change+9vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
RIOT $9.00 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. 9364680 2026-10-09: 97 OI2026-10-13: 135 OI2026-10-14: 135 OI2026-10-15: 145 OI2026-10-16: 126 OI2026-10-21: 927 OI2026-10-23: 936 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, 2026Viewing936+9
Oct 21, 2026927+801
Oct 16, 2026126-19
Oct 15, 2026145+10
Oct 14, 20261350
Oct 13, 2026135+38
Oct 09, 202697No prior observation