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Contract OI history

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Oct 30, 2026 EXPIRATION

CIFR $10.50 Put

CIFR261030P00010500

Latest saved OI447Oct 23, 2026
Last change+95vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CIFR $10.50 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. 4472230 2026-10-09: 0 OI2026-10-13: 255 OI2026-10-14: 255 OI2026-10-15: 254 OI2026-10-16: 328 OI2026-10-21: 352 OI2026-10-23: 447 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CIFR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing447+95
Oct 21, 2026352+24
Oct 16, 2026328+74
Oct 15, 2026254-1
Oct 14, 20262550
Oct 13, 2026255+255
Oct 09, 20260No prior observation