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Contract OI history

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Jan 15, 2027 EXPIRATION

CIFR $6.00 Put

CIFR270115P00006000

Latest saved OI1,381Oct 23, 2026
Last change+246vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CIFR $6.00 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. 1,3816900 2026-10-09: 138 OI2026-10-13: 141 OI2026-10-14: 141 OI2026-10-15: 1,101 OI2026-10-16: 1,104 OI2026-10-21: 1,135 OI2026-10-23: 1,381 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, 2026Viewing1,381+246
Oct 21, 20261,135+31
Oct 16, 20261,104+3
Oct 15, 20261,101+960
Oct 14, 20261410
Oct 13, 2026141+3
Oct 09, 2026138No prior observation