OITracker Cboe delayed data

Contract OI history

Back to COST

Dec 15, 2028 EXPIRATION

COST $460.00 Call

COST281215C00460000

Latest saved OI727Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
COST $460.00 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. 7283640 2026-10-09: 728 OI2026-10-13: 728 OI2026-10-14: 728 OI2026-10-15: 727 OI2026-10-16: 727 OI2026-10-21: 727 OI2026-10-23: 727 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, 2026Viewing7270
Oct 21, 20267270
Oct 16, 20267270
Oct 15, 2026727-1
Oct 14, 20267280
Oct 13, 20267280
Oct 09, 2026728No prior observation