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Contract OI history

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Dec 18, 2026 EXPIRATION

DELL $185.00 Put

DELL261218P00185000

Latest saved OI533Oct 23, 2026
Last change-3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DELL $185.00 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. 5362680 2026-10-02: 533 OI2026-10-05: 531 OI2026-10-06: 531 OI2026-10-07: 532 OI2026-10-08: 532 OI2026-10-09: 532 OI2026-10-13: 533 OI2026-10-14: 533 OI2026-10-15: 533 OI2026-10-16: 532 OI2026-10-21: 536 OI2026-10-23: 533 OI Oct 02, 2026Oct 23, 2026

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

DELL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing533-3
Oct 21, 2026536+4
Oct 16, 2026532-1
Oct 15, 20265330
Oct 14, 20265330
Oct 13, 2026533+1
Oct 09, 20265320
Oct 08, 20265320
Oct 07, 2026532+1
Oct 06, 20265310
Oct 05, 2026531-2
Oct 02, 2026533No prior observation