OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

DELL $85.00 Put

DELL270115P00085000

Latest saved OI4,576Oct 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 $85.00 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. 4,5782,2890 2026-10-02: 4,578 OI2026-10-05: 4,578 OI2026-10-06: 4,578 OI2026-10-07: 4,578 OI2026-10-08: 4,578 OI2026-10-09: 4,578 OI2026-10-13: 4,575 OI2026-10-14: 4,575 OI2026-10-15: 4,575 OI2026-10-16: 4,575 OI2026-10-21: 4,575 OI2026-10-23: 4,576 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, 2026Viewing4,576+1
Oct 21, 20264,5750
Oct 16, 20264,5750
Oct 15, 20264,5750
Oct 14, 20264,5750
Oct 13, 20264,575-3
Oct 09, 20264,5780
Oct 08, 20264,5780
Oct 07, 20264,5780
Oct 06, 20264,5780
Oct 05, 20264,5780
Oct 02, 20264,578No prior observation