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Contract OI history

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Mar 19, 2027 EXPIRATION

CIFR $17.00 Put

CIFR270319P00017000

Latest saved OI407Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CIFR $17.00 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. 4452220 2026-10-09: 445 OI2026-10-13: 407 OI2026-10-14: 407 OI2026-10-15: 408 OI2026-10-16: 416 OI2026-10-21: 407 OI2026-10-23: 407 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, 2026Viewing4070
Oct 21, 2026407-9
Oct 16, 2026416+8
Oct 15, 2026408+1
Oct 14, 20264070
Oct 13, 2026407-38
Oct 09, 2026445No prior observation