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Contract OI history

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Dec 18, 2026 EXPIRATION

CYPH $5.00 Put

CYPH261218P00005000

Latest saved OI80Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CYPH $5.00 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 80400 2026-10-09: 80 OI2026-10-13: 80 OI2026-10-15: 80 OI2026-10-16: 80 OI2026-10-21: 80 OI2026-10-23: 80 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CYPH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing800
Oct 21, 2026800
Oct 16, 2026800
Oct 15, 2026800
Oct 13, 2026800
Oct 09, 202680No prior observation