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Contract OI history

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Oct 23, 2026 EXPIRATION

CIFR $16.50 Put

CIFR261023P00016500

Latest saved OI3Oct 23, 2026
Last change-5vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CIFR $16.50 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. 5942970 2026-10-09: 503 OI2026-10-13: 594 OI2026-10-14: 594 OI2026-10-15: 313 OI2026-10-16: 74 OI2026-10-21: 8 OI2026-10-23: 3 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, 2026Viewing3-5
Oct 21, 20268-66
Oct 16, 202674-239
Oct 15, 2026313-281
Oct 14, 20265940
Oct 13, 2026594+91
Oct 09, 2026503No prior observation