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Contract OI history

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Dec 18, 2026 EXPIRATION

RIOT $8.00 Put

RIOT261218P00008000

Latest saved OI374Oct 23, 2026
Last change+10vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
RIOT $8.00 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. 3741870 2026-10-09: 367 OI2026-10-13: 367 OI2026-10-14: 367 OI2026-10-15: 359 OI2026-10-16: 361 OI2026-10-21: 364 OI2026-10-23: 374 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, 2026Viewing374+10
Oct 21, 2026364+3
Oct 16, 2026361+2
Oct 15, 2026359-8
Oct 14, 20263670
Oct 13, 20263670
Oct 09, 2026367No prior observation