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Contract OI history

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Sep 17, 2027 EXPIRATION

CIFR $12.00 Put

CIFR270917P00012000

Latest saved OI168Oct 23, 2026
Last change0vs 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. 168840 2026-10-09: 0 OI2026-10-13: 25 OI2026-10-14: 25 OI2026-10-15: 150 OI2026-10-16: 150 OI2026-10-21: 168 OI2026-10-23: 168 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, 2026Viewing1680
Oct 21, 2026168+18
Oct 16, 20261500
Oct 15, 2026150+125
Oct 14, 2026250
Oct 13, 202625+25
Oct 09, 20260No prior observation