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Contract OI history

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Mar 19, 2027 EXPIRATION

ET $18.00 Put

ET270319P00018000

Latest saved OI1,007Oct 08, 2026
Last change0vs previous saved observation
Saved market days5Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ET $18.00 put open interest history 5 saved observations from 2026-10-02 to 2026-10-08. Exact values and changes are listed in the table below. 1,0075030 2026-10-02: 1,005 OI2026-10-05: 1,007 OI2026-10-06: 1,007 OI2026-10-07: 1,007 OI2026-10-08: 1,007 OI Oct 02, 2026Oct 08, 2026

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

ET contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 08, 2026Viewing1,0070
Oct 07, 20261,0070
Oct 06, 20261,0070
Oct 05, 20261,007+2
Oct 02, 20261,005No prior observation