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Contract OI history

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Nov 27, 2026 EXPIRATION

RIOT $18.00 Put

RIOT261127P00018000

Latest saved OI297Oct 23, 2026
Last change+176vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
RIOT $18.00 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. 2971480 2026-10-09: 0 OI2026-10-13: 0 OI2026-10-14: 0 OI2026-10-15: 8 OI2026-10-16: 26 OI2026-10-21: 121 OI2026-10-23: 297 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, 2026Viewing297+176
Oct 21, 2026121+95
Oct 16, 202626+18
Oct 15, 20268+8
Oct 14, 202600
Oct 13, 202600
Oct 09, 20260No prior observation