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Contract OI history

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Dec 18, 2026 EXPIRATION

CYPH $3.00 Call

CYPH261218C00003000

Latest saved OI632Oct 23, 2026
Last change+8vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CYPH $3.00 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. 6323160 2026-10-09: 546 OI2026-10-13: 574 OI2026-10-15: 575 OI2026-10-16: 581 OI2026-10-21: 624 OI2026-10-23: 632 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, 2026Viewing632+8
Oct 21, 2026624+43
Oct 16, 2026581+6
Oct 15, 2026575+1
Oct 13, 2026574+28
Oct 09, 2026546No prior observation