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Contract OI history

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Oct 23, 2026 EXPIRATION

CIFR $12.50 Put

CIFR261023P00012500

Latest saved OI7Oct 23, 2026
Last change-154vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CIFR $12.50 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. 5412700 2026-10-09: 336 OI2026-10-13: 541 OI2026-10-14: 541 OI2026-10-15: 481 OI2026-10-16: 476 OI2026-10-21: 161 OI2026-10-23: 7 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, 2026Viewing7-154
Oct 21, 2026161-315
Oct 16, 2026476-5
Oct 15, 2026481-60
Oct 14, 20265410
Oct 13, 2026541+205
Oct 09, 2026336No prior observation