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Contract OI history

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Jan 21, 2028 EXPIRATION

ET $22.00 Put

ET280121P00022000

Latest saved OI1,930Oct 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 $22.00 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. 1,9309650 2026-10-02: 1,917 OI2026-10-05: 1,917 OI2026-10-06: 1,917 OI2026-10-07: 1,930 OI2026-10-08: 1,930 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, 2026Viewing1,9300
Oct 07, 20261,930+13
Oct 06, 20261,9170
Oct 05, 20261,9170
Oct 02, 20261,917No prior observation