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Contract OI history

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Nov 20, 2026 EXPIRATION

UMC $26.00 Call

UMC261120C00026000

Latest saved OI29,435Oct 23, 2026
Last change+739vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UMC $26.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 29,43514,7170 2026-10-02: 336 OI2026-10-05: 344 OI2026-10-06: 503 OI2026-10-07: 503 OI2026-10-08: 503 OI2026-10-09: 504 OI2026-10-13: 525 OI2026-10-14: 523 OI2026-10-15: 27,395 OI2026-10-16: 27,697 OI2026-10-21: 28,696 OI2026-10-23: 29,435 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

UMC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing29,435+739
Oct 21, 202628,696+999
Oct 16, 202627,697+302
Oct 15, 202627,395+26,872
Oct 14, 2026523-2
Oct 13, 2026525+21
Oct 09, 2026504+1
Oct 08, 20265030
Oct 07, 20265030
Oct 06, 2026503+159
Oct 05, 2026344+8
Oct 02, 2026336No prior observation