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Contract OI history

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Dec 18, 2026 EXPIRATION

DUK $135.00 Call

DUK261218C00135000

Latest saved OI655Oct 23, 2026
Last change+24vs 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. 6553270 2026-10-02: 645 OI2026-10-05: 646 OI2026-10-06: 641 OI2026-10-07: 620 OI2026-10-08: 620 OI2026-10-09: 619 OI2026-10-13: 619 OI2026-10-14: 618 OI2026-10-15: 618 OI2026-10-16: 614 OI2026-10-21: 631 OI2026-10-23: 655 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, 2026Viewing655+24
Oct 21, 2026631+17
Oct 16, 2026614-4
Oct 15, 20266180
Oct 14, 2026618-1
Oct 13, 20266190
Oct 09, 2026619-1
Oct 08, 20266200
Oct 07, 2026620-21
Oct 06, 2026641-5
Oct 05, 2026646+1
Oct 02, 2026645No prior observation