OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

CYRX $5.00 Put

CYRX261218P00005000

Latest saved OI2,500Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CYRX $5.00 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 2,5001,2500 2026-10-08: 2,500 OI2026-10-09: 2,500 OI2026-10-13: 2,500 OI2026-10-14: 2,500 OI2026-10-16: 2,500 OI2026-10-21: 2,500 OI2026-10-23: 2,500 OI Oct 08, 2026Oct 23, 2026

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

CYRX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,5000
Oct 21, 20262,5000
Oct 16, 20262,5000
Oct 14, 20262,5000
Oct 13, 20262,5000
Oct 09, 20262,5000
Oct 08, 20262,500No prior observation