OITracker Cboe delayed data

Contract OI history

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Jun 16, 2028 EXPIRATION

COST $1230.00 Call

COST280616C01230000

Latest saved OI12Oct 23, 2026
Last change+5vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
COST $1230.00 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. 1260 2026-10-09: 7 OI2026-10-13: 7 OI2026-10-14: 7 OI2026-10-15: 7 OI2026-10-16: 7 OI2026-10-21: 7 OI2026-10-23: 12 OI Oct 09, 2026Oct 23, 2026

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

COST contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing12+5
Oct 21, 202670
Oct 16, 202670
Oct 15, 202670
Oct 14, 202670
Oct 13, 202670
Oct 09, 20267No prior observation