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Contract OI history

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Jan 21, 2028 EXPIRATION

CIFR $27.00 Call

CIFR280121C00027000

Latest saved OI3,477Oct 23, 2026
Last change-100vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CIFR $27.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3,5771,7880 2026-10-09: 3,506 OI2026-10-13: 3,566 OI2026-10-14: 3,566 OI2026-10-15: 3,565 OI2026-10-16: 3,568 OI2026-10-21: 3,577 OI2026-10-23: 3,477 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, 2026Viewing3,477-100
Oct 21, 20263,577+9
Oct 16, 20263,568+3
Oct 15, 20263,565-1
Oct 14, 20263,5660
Oct 13, 20263,566+60
Oct 09, 20263,506No prior observation