OITracker Cboe delayed data

Contract OI history

Back to CYPH

Oct 30, 2026 EXPIRATION

CYPH $3.00 Call

CYPH261030C00003000

Latest saved OI320Oct 23, 2026
Last change-66vs 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. 3861930 2026-10-09: 1 OI2026-10-13: 1 OI2026-10-15: 10 OI2026-10-16: 12 OI2026-10-21: 386 OI2026-10-23: 320 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, 2026Viewing320-66
Oct 21, 2026386+374
Oct 16, 202612+2
Oct 15, 202610+9
Oct 13, 202610
Oct 09, 20261No prior observation