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Contract OI history

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Jan 21, 2028 EXPIRATION

DUK $120.00 Put

DUK280121P00120000

Latest saved OI868Oct 23, 2026
Last change+30vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DUK $120.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 8684340 2026-10-02: 712 OI2026-10-05: 722 OI2026-10-06: 723 OI2026-10-07: 763 OI2026-10-08: 763 OI2026-10-09: 768 OI2026-10-13: 798 OI2026-10-14: 803 OI2026-10-15: 838 OI2026-10-16: 838 OI2026-10-21: 838 OI2026-10-23: 868 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, 2026Viewing868+30
Oct 21, 20268380
Oct 16, 20268380
Oct 15, 2026838+35
Oct 14, 2026803+5
Oct 13, 2026798+30
Oct 09, 2026768+5
Oct 08, 20267630
Oct 07, 2026763+40
Oct 06, 2026723+1
Oct 05, 2026722+10
Oct 02, 2026712No prior observation