OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

ERO $35.00 Call

ERO270115C00035000

Latest saved OI8,218Oct 23, 2026
Last change-4,484vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ERO $35.00 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. 12,7066,3530 2026-10-02: 12,702 OI2026-10-05: 12,702 OI2026-10-06: 12,706 OI2026-10-07: 12,706 OI2026-10-08: 12,702 OI2026-10-09: 12,702 OI2026-10-13: 12,702 OI2026-10-14: 12,702 OI2026-10-16: 12,702 OI2026-10-20: 12,702 OI2026-10-23: 8,218 OI Oct 02, 2026Oct 23, 2026

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

ERO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing8,218-4,484
Oct 20, 202612,7020
Oct 16, 202612,7020
Oct 14, 202612,7020
Oct 13, 202612,7020
Oct 09, 202612,7020
Oct 08, 202612,702-4
Oct 07, 202612,7060
Oct 06, 202612,706+4
Oct 05, 202612,7020
Oct 02, 202612,702No prior observation