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Contract OI history

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Jan 21, 2028 EXPIRATION

ET $27.00 Call

ET280121C00027000

Latest saved OI27,204Oct 08, 2026
Last change+11vs previous saved observation
Saved market days5Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ET $27.00 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. 28,24314,1210 2026-10-02: 28,243 OI2026-10-05: 28,243 OI2026-10-06: 27,243 OI2026-10-07: 27,193 OI2026-10-08: 27,204 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, 2026Viewing27,204+11
Oct 07, 202627,193-50
Oct 06, 202627,243-1,000
Oct 05, 202628,2430
Oct 02, 202628,243No prior observation