OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

DELL $550.00 Put

DELL270115P00550000

Latest saved OI897Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DELL $550.00 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. 9034510 2026-10-02: 798 OI2026-10-05: 805 OI2026-10-06: 806 OI2026-10-07: 858 OI2026-10-08: 858 OI2026-10-09: 856 OI2026-10-13: 862 OI2026-10-14: 862 OI2026-10-15: 874 OI2026-10-16: 903 OI2026-10-21: 897 OI2026-10-23: 897 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, 2026Viewing8970
Oct 21, 2026897-6
Oct 16, 2026903+29
Oct 15, 2026874+12
Oct 14, 20268620
Oct 13, 2026862+6
Oct 09, 2026856-2
Oct 08, 20268580
Oct 07, 2026858+52
Oct 06, 2026806+1
Oct 05, 2026805+7
Oct 02, 2026798No prior observation