OITracker Cboe delayed data

Contract OI history

Back to DELL

Jan 15, 2027 EXPIRATION

DELL $420.00 Put

DELL270115P00420000

Latest saved OI558Oct 23, 2026
Last change+6vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DELL $420.00 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. 5632810 2026-10-02: 299 OI2026-10-05: 299 OI2026-10-06: 306 OI2026-10-07: 308 OI2026-10-08: 308 OI2026-10-09: 492 OI2026-10-13: 498 OI2026-10-14: 498 OI2026-10-15: 496 OI2026-10-16: 563 OI2026-10-21: 552 OI2026-10-23: 558 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, 2026Viewing558+6
Oct 21, 2026552-11
Oct 16, 2026563+67
Oct 15, 2026496-2
Oct 14, 20264980
Oct 13, 2026498+6
Oct 09, 2026492+184
Oct 08, 20263080
Oct 07, 2026308+2
Oct 06, 2026306+7
Oct 05, 20262990
Oct 02, 2026299No prior observation