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Contract OI history

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Jan 21, 2028 EXPIRATION

DUK $140.00 Call

DUK280121C00140000

Latest saved OI351Oct 23, 2026
Last change+17vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DUK $140.00 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. 3511750 2026-10-02: 311 OI2026-10-05: 311 OI2026-10-06: 311 OI2026-10-07: 311 OI2026-10-08: 314 OI2026-10-09: 336 OI2026-10-13: 336 OI2026-10-14: 336 OI2026-10-15: 336 OI2026-10-16: 336 OI2026-10-21: 334 OI2026-10-23: 351 OI Oct 02, 2026Oct 23, 2026

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

DUK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing351+17
Oct 21, 2026334-2
Oct 16, 20263360
Oct 15, 20263360
Oct 14, 20263360
Oct 13, 20263360
Oct 09, 2026336+22
Oct 08, 2026314+3
Oct 07, 20263110
Oct 06, 20263110
Oct 05, 20263110
Oct 02, 2026311No prior observation