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Contract OI history

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Jan 15, 2027 EXPIRATION

CIFR $8.00 Put

CIFR270115P00008000

Latest saved OI5,686Oct 23, 2026
Last change+158vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CIFR $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. 5,6862,8430 2026-10-09: 327 OI2026-10-13: 380 OI2026-10-14: 380 OI2026-10-15: 3,842 OI2026-10-16: 5,553 OI2026-10-21: 5,528 OI2026-10-23: 5,686 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, 2026Viewing5,686+158
Oct 21, 20265,528-25
Oct 16, 20265,553+1,711
Oct 15, 20263,842+3,462
Oct 14, 20263800
Oct 13, 2026380+53
Oct 09, 2026327No prior observation