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Contract OI history

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Nov 06, 2026 EXPIRATION

CYPH $3.50 Call

CYPH261106C00003500

Latest saved OI219Oct 23, 2026
Last change+116vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CYPH $3.50 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2191090 2026-10-09: 101 OI2026-10-13: 101 OI2026-10-15: 101 OI2026-10-16: 103 OI2026-10-21: 103 OI2026-10-23: 219 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, 2026Viewing219+116
Oct 21, 20261030
Oct 16, 2026103+2
Oct 15, 20261010
Oct 13, 20261010
Oct 09, 2026101No prior observation