OITracker Cboe delayed data

Contract OI history

Back to ESI

Dec 18, 2026 EXPIRATION

ESI $42.00 Call

ESI261218C00042000

Latest saved OI4,009Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ESI $42.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4,0132,0060 2026-10-02: 4,013 OI2026-10-05: 4,013 OI2026-10-06: 4,013 OI2026-10-07: 4,009 OI2026-10-08: 4,009 OI2026-10-09: 4,009 OI2026-10-13: 4,009 OI2026-10-14: 4,009 OI2026-10-16: 4,009 OI2026-10-20: 4,009 OI2026-10-23: 4,009 OI Oct 02, 2026Oct 23, 2026

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

ESI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4,0090
Oct 20, 20264,0090
Oct 16, 20264,0090
Oct 14, 20264,0090
Oct 13, 20264,0090
Oct 09, 20264,0090
Oct 08, 20264,0090
Oct 07, 20264,009-4
Oct 06, 20264,0130
Oct 05, 20264,0130
Oct 02, 20264,013No prior observation