OITracker Cboe delayed data

Contract OI history

Back to DELL

Oct 30, 2026 EXPIRATION

DELL $350.00 Put

DELL261030P00350000

Latest saved OI427Oct 23, 2026
Last change+145vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DELL $350.00 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. 4272130 2026-10-02: 6 OI2026-10-05: 6 OI2026-10-06: 7 OI2026-10-07: 7 OI2026-10-08: 7 OI2026-10-09: 7 OI2026-10-13: 10 OI2026-10-14: 10 OI2026-10-15: 34 OI2026-10-16: 250 OI2026-10-21: 282 OI2026-10-23: 427 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, 2026Viewing427+145
Oct 21, 2026282+32
Oct 16, 2026250+216
Oct 15, 202634+24
Oct 14, 2026100
Oct 13, 202610+3
Oct 09, 202670
Oct 08, 202670
Oct 07, 202670
Oct 06, 20267+1
Oct 05, 202660
Oct 02, 20266No prior observation