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Contract OI history

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Nov 20, 2026 EXPIRATION

ERO $25.00 Put

ERO261120P00025000

Latest saved OI1,174Oct 23, 2026
Last change+2vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ERO $25.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,1745870 2026-10-02: 1,141 OI2026-10-05: 1,141 OI2026-10-06: 1,141 OI2026-10-07: 1,139 OI2026-10-08: 1,139 OI2026-10-09: 1,145 OI2026-10-13: 1,145 OI2026-10-14: 1,148 OI2026-10-16: 1,170 OI2026-10-20: 1,172 OI2026-10-23: 1,174 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, 2026Viewing1,174+2
Oct 20, 20261,172+2
Oct 16, 20261,170+22
Oct 14, 20261,148+3
Oct 13, 20261,1450
Oct 09, 20261,145+6
Oct 08, 20261,1390
Oct 07, 20261,139-2
Oct 06, 20261,1410
Oct 05, 20261,1410
Oct 02, 20261,141No prior observation