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Contract OI history

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Jun 17, 2027 EXPIRATION

DELL $390.00 Put

DELL270617P00390000

Latest saved OI227Oct 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
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. 2321160 2026-10-02: 232 OI2026-10-05: 231 OI2026-10-06: 201 OI2026-10-07: 201 OI2026-10-08: 201 OI2026-10-09: 201 OI2026-10-13: 201 OI2026-10-14: 201 OI2026-10-15: 200 OI2026-10-16: 204 OI2026-10-21: 226 OI2026-10-23: 227 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, 2026Viewing227+1
Oct 21, 2026226+22
Oct 16, 2026204+4
Oct 15, 2026200-1
Oct 14, 20262010
Oct 13, 20262010
Oct 09, 20262010
Oct 08, 20262010
Oct 07, 20262010
Oct 06, 2026201-30
Oct 05, 2026231-1
Oct 02, 2026232No prior observation