OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

OPEN $8.00 Call

OPEN261218C00008000

Latest saved OI2,134Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
OPEN $8.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2,1361,0680 2026-10-09: 2,136 OI2026-10-13: 2,136 OI2026-10-14: 2,136 OI2026-10-15: 2,135 OI2026-10-16: 2,134 OI2026-10-21: 2,134 OI2026-10-23: 2,134 OI Oct 09, 2026Oct 23, 2026

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

OPEN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,1340
Oct 21, 20262,1340
Oct 16, 20262,134-1
Oct 15, 20262,135-1
Oct 14, 20262,1360
Oct 13, 20262,1360
Oct 09, 20262,136No prior observation