OITracker Cboe delayed data

Contract OI history

Back to DELL

Jan 15, 2027 EXPIRATION

DELL $520.00 Put

DELL270115P00520000

Latest saved OI481Oct 23, 2026
Last change-4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DELL $520.00 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. 4852420 2026-10-02: 235 OI2026-10-05: 213 OI2026-10-06: 206 OI2026-10-07: 205 OI2026-10-08: 205 OI2026-10-09: 337 OI2026-10-13: 403 OI2026-10-14: 403 OI2026-10-15: 360 OI2026-10-16: 484 OI2026-10-21: 485 OI2026-10-23: 481 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, 2026Viewing481-4
Oct 21, 2026485+1
Oct 16, 2026484+124
Oct 15, 2026360-43
Oct 14, 20264030
Oct 13, 2026403+66
Oct 09, 2026337+132
Oct 08, 20262050
Oct 07, 2026205-1
Oct 06, 2026206-7
Oct 05, 2026213-22
Oct 02, 2026235No prior observation