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Contract OI history

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Dec 18, 2026 EXPIRATION

DELL $390.00 Put

DELL261218P00390000

Latest saved OI1,660Oct 23, 2026
Last change+29vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DELL $390.00 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. 1,6608300 2026-10-02: 1,443 OI2026-10-05: 1,443 OI2026-10-06: 1,465 OI2026-10-07: 1,462 OI2026-10-08: 1,462 OI2026-10-09: 1,477 OI2026-10-13: 1,477 OI2026-10-14: 1,477 OI2026-10-15: 1,498 OI2026-10-16: 1,521 OI2026-10-21: 1,631 OI2026-10-23: 1,660 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, 2026Viewing1,660+29
Oct 21, 20261,631+110
Oct 16, 20261,521+23
Oct 15, 20261,498+21
Oct 14, 20261,4770
Oct 13, 20261,4770
Oct 09, 20261,477+15
Oct 08, 20261,4620
Oct 07, 20261,462-3
Oct 06, 20261,465+22
Oct 05, 20261,4430
Oct 02, 20261,443No prior observation