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Contract OI history

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Dec 18, 2026 EXPIRATION

ERO $40.00 Call

ERO261218C00040000

Latest saved OI2,256Oct 23, 2026
Last change+4vs 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. 3,2761,6380 2026-10-02: 2,916 OI2026-10-05: 2,918 OI2026-10-06: 2,920 OI2026-10-07: 2,920 OI2026-10-08: 2,932 OI2026-10-09: 3,276 OI2026-10-13: 3,235 OI2026-10-14: 3,239 OI2026-10-16: 3,229 OI2026-10-20: 2,252 OI2026-10-23: 2,256 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, 2026Viewing2,256+4
Oct 20, 20262,252-977
Oct 16, 20263,229-10
Oct 14, 20263,239+4
Oct 13, 20263,235-41
Oct 09, 20263,276+344
Oct 08, 20262,932+12
Oct 07, 20262,9200
Oct 06, 20262,920+2
Oct 05, 20262,918+2
Oct 02, 20262,916No prior observation