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Contract OI history

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Jan 21, 2028 EXPIRATION

RIOT $20.00 Put

RIOT280121P00020000

Latest saved OI3,012Oct 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 $20.00 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. 3,0131,5060 2026-10-09: 3,013 OI2026-10-13: 2,998 OI2026-10-14: 2,998 OI2026-10-15: 3,001 OI2026-10-16: 3,012 OI2026-10-21: 3,012 OI2026-10-23: 3,012 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, 2026Viewing3,0120
Oct 21, 20263,0120
Oct 16, 20263,012+11
Oct 15, 20263,001+3
Oct 14, 20262,9980
Oct 13, 20262,998-15
Oct 09, 20263,013No prior observation