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Contract OI history

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Jan 21, 2028 EXPIRATION

ET $8.00 Put

ET280121P00008000

Latest saved OI122Oct 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 $8.00 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. 122610 2026-10-02: 122 OI2026-10-05: 122 OI2026-10-06: 122 OI2026-10-07: 122 OI2026-10-08: 122 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, 2026Viewing1220
Oct 07, 20261220
Oct 06, 20261220
Oct 05, 20261220
Oct 02, 2026122No prior observation