OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

ON $65.00 Call

ON261218C00065000

Latest saved OI489Oct 23, 2026
Last change-14vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ON $65.00 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. 5102550 2026-10-09: 510 OI2026-10-13: 510 OI2026-10-14: 510 OI2026-10-15: 510 OI2026-10-16: 503 OI2026-10-21: 503 OI2026-10-23: 489 OI Oct 09, 2026Oct 23, 2026

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

ON contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing489-14
Oct 21, 20265030
Oct 16, 2026503-7
Oct 15, 20265100
Oct 14, 20265100
Oct 13, 20265100
Oct 09, 2026510No prior observation