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Contract OI history

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Mar 19, 2027 EXPIRATION

DUK $135.00 Call

DUK270319C00135000

Latest saved OI684Oct 23, 2026
Last change+11vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DUK $135.00 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. 6843420 2026-10-02: 619 OI2026-10-05: 623 OI2026-10-06: 623 OI2026-10-07: 656 OI2026-10-08: 653 OI2026-10-09: 653 OI2026-10-13: 653 OI2026-10-14: 653 OI2026-10-15: 653 OI2026-10-16: 653 OI2026-10-21: 673 OI2026-10-23: 684 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, 2026Viewing684+11
Oct 21, 2026673+20
Oct 16, 20266530
Oct 15, 20266530
Oct 14, 20266530
Oct 13, 20266530
Oct 09, 20266530
Oct 08, 2026653-3
Oct 07, 2026656+33
Oct 06, 20266230
Oct 05, 2026623+4
Oct 02, 2026619No prior observation