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Contract OI history

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Apr 16, 2027 EXPIRATION

ET $21.00 Call

ET270416C00021000

Latest saved OI310Oct 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 $21.00 call open interest history 5 saved observations from 2026-10-02 to 2026-10-08. Exact values and changes are listed in the table below. 3101550 2026-10-02: 309 OI2026-10-05: 309 OI2026-10-06: 310 OI2026-10-07: 310 OI2026-10-08: 310 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, 2026Viewing3100
Oct 07, 20263100
Oct 06, 2026310+1
Oct 05, 20263090
Oct 02, 2026309No prior observation