OITracker Cboe delayed data

Contract OI history

Back to DELL

Dec 18, 2026 EXPIRATION

DELL $550.00 Put

DELL261218P00550000

Latest saved OI497Oct 23, 2026
Last change-3vs 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. 5002500 2026-10-02: 446 OI2026-10-05: 452 OI2026-10-06: 470 OI2026-10-07: 479 OI2026-10-08: 479 OI2026-10-09: 491 OI2026-10-13: 489 OI2026-10-14: 489 OI2026-10-15: 498 OI2026-10-16: 500 OI2026-10-21: 500 OI2026-10-23: 497 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, 2026Viewing497-3
Oct 21, 20265000
Oct 16, 2026500+2
Oct 15, 2026498+9
Oct 14, 20264890
Oct 13, 2026489-2
Oct 09, 2026491+12
Oct 08, 20264790
Oct 07, 2026479+9
Oct 06, 2026470+18
Oct 05, 2026452+6
Oct 02, 2026446No prior observation