OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

DELL $490.00 Put

DELL261030P00490000

Latest saved OI243Oct 23, 2026
Last change+16vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DELL $490.00 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. 2431210 2026-10-02: 90 OI2026-10-05: 91 OI2026-10-06: 95 OI2026-10-07: 100 OI2026-10-08: 100 OI2026-10-09: 96 OI2026-10-13: 109 OI2026-10-14: 109 OI2026-10-15: 214 OI2026-10-16: 202 OI2026-10-21: 227 OI2026-10-23: 243 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, 2026Viewing243+16
Oct 21, 2026227+25
Oct 16, 2026202-12
Oct 15, 2026214+105
Oct 14, 20261090
Oct 13, 2026109+13
Oct 09, 202696-4
Oct 08, 20261000
Oct 07, 2026100+5
Oct 06, 202695+4
Oct 05, 202691+1
Oct 02, 202690No prior observation