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Contract OI history

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Jun 17, 2027 EXPIRATION

CIFR $9.00 Put

CIFR270617P00009000

Latest saved OI4,073Oct 23, 2026
Last change+3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CIFR $9.00 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. 4,0732,0360 2026-10-09: 0 OI2026-10-13: 20 OI2026-10-14: 20 OI2026-10-15: 971 OI2026-10-16: 2,268 OI2026-10-21: 4,070 OI2026-10-23: 4,073 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, 2026Viewing4,073+3
Oct 21, 20264,070+1,802
Oct 16, 20262,268+1,297
Oct 15, 2026971+951
Oct 14, 2026200
Oct 13, 202620+20
Oct 09, 20260No prior observation