OITracker Cboe delayed data

Contract OI history

Back to OMER

Nov 20, 2026 EXPIRATION

OMER $18.00 Call

OMER261120C00018000

Latest saved OI1,385Oct 23, 2026
Last change+50vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
OMER $18.00 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 1,3856920 2026-10-08: 769 OI2026-10-09: 784 OI2026-10-13: 784 OI2026-10-14: 794 OI2026-10-16: 789 OI2026-10-20: 1,335 OI2026-10-23: 1,385 OI Oct 08, 2026Oct 23, 2026

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

OMER contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,385+50
Oct 20, 20261,335+546
Oct 16, 2026789-5
Oct 14, 2026794+10
Oct 13, 20267840
Oct 09, 2026784+15
Oct 08, 2026769No prior observation