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Contract OI history

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Mar 19, 2027 EXPIRATION

CIFR $12.00 Put

CIFR270319P00012000

Latest saved OI1,169Oct 23, 2026
Last change+4vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CIFR $12.00 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. 1,1695840 2026-10-09: 446 OI2026-10-13: 657 OI2026-10-14: 657 OI2026-10-15: 683 OI2026-10-16: 921 OI2026-10-21: 1,165 OI2026-10-23: 1,169 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, 2026Viewing1,169+4
Oct 21, 20261,165+244
Oct 16, 2026921+238
Oct 15, 2026683+26
Oct 14, 20266570
Oct 13, 2026657+211
Oct 09, 2026446No prior observation