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Contract OI history

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Nov 20, 2026 EXPIRATION

ERO $40.00 Call

ERO261120C00040000

Latest saved OI5,973Oct 23, 2026
Last change-55vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ERO $40.00 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. 6,0283,0140 2026-10-02: 4,178 OI2026-10-05: 5,209 OI2026-10-06: 5,194 OI2026-10-07: 5,344 OI2026-10-08: 5,332 OI2026-10-09: 5,344 OI2026-10-13: 5,351 OI2026-10-14: 5,425 OI2026-10-16: 5,443 OI2026-10-20: 6,028 OI2026-10-23: 5,973 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, 2026Viewing5,973-55
Oct 20, 20266,028+585
Oct 16, 20265,443+18
Oct 14, 20265,425+74
Oct 13, 20265,351+7
Oct 09, 20265,344+12
Oct 08, 20265,332-12
Oct 07, 20265,344+150
Oct 06, 20265,194-15
Oct 05, 20265,209+1,031
Oct 02, 20264,178No prior observation