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Contract OI history

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Jan 21, 2028 EXPIRATION

RIOT $1000.00 Put

RIOT280121P00001000

Latest saved OI1,200Oct 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 $1000.00 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. 1,2006000 2026-10-09: 800 OI2026-10-13: 1,000 OI2026-10-14: 1,000 OI2026-10-15: 1,000 OI2026-10-16: 1,000 OI2026-10-21: 1,200 OI2026-10-23: 1,200 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, 2026Viewing1,2000
Oct 21, 20261,200+200
Oct 16, 20261,0000
Oct 15, 20261,0000
Oct 14, 20261,0000
Oct 13, 20261,000+200
Oct 09, 2026800No prior observation