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Contract OI history

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Jan 15, 2027 EXPIRATION

ET $19.00 Put

ET270115P00019000

Latest saved OI1,621Oct 08, 2026
Last change+40vs previous saved observation
Saved market days5Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ET $19.00 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. 1,6218100 2026-10-02: 1,506 OI2026-10-05: 1,521 OI2026-10-06: 1,531 OI2026-10-07: 1,581 OI2026-10-08: 1,621 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, 2026Viewing1,621+40
Oct 07, 20261,581+50
Oct 06, 20261,531+10
Oct 05, 20261,521+15
Oct 02, 20261,506No prior observation