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Contract OI history

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Mar 19, 2027 EXPIRATION

DUK $120.00 Put

DUK270319P00120000

Latest saved OI398Oct 23, 2026
Last change-1vs 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. 3991990 2026-10-02: 231 OI2026-10-05: 231 OI2026-10-06: 232 OI2026-10-07: 232 OI2026-10-08: 333 OI2026-10-09: 333 OI2026-10-13: 333 OI2026-10-14: 333 OI2026-10-15: 333 OI2026-10-16: 399 OI2026-10-21: 399 OI2026-10-23: 398 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, 2026Viewing398-1
Oct 21, 20263990
Oct 16, 2026399+66
Oct 15, 20263330
Oct 14, 20263330
Oct 13, 20263330
Oct 09, 20263330
Oct 08, 2026333+101
Oct 07, 20262320
Oct 06, 2026232+1
Oct 05, 20262310
Oct 02, 2026231No prior observation