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Contract OI history

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Mar 19, 2027 EXPIRATION

CYPH $7.50 Call

CYPH270319C00007500

Latest saved OI26,923Oct 23, 2026
Last change+12vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CYPH $7.50 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. 26,92313,4610 2026-10-09: 24,866 OI2026-10-13: 26,425 OI2026-10-15: 26,777 OI2026-10-16: 26,780 OI2026-10-21: 26,911 OI2026-10-23: 26,923 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, 2026Viewing26,923+12
Oct 21, 202626,911+131
Oct 16, 202626,780+3
Oct 15, 202626,777+352
Oct 13, 202626,425+1,559
Oct 09, 202624,866No prior observation