OITracker Cboe delayed data

Contract OI history

Back to DELL

Jan 21, 2028 EXPIRATION

DELL $450.00 Put

DELL280121P00450000

Latest saved OI643Oct 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 $450.00 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. 6433210 2026-10-02: 150 OI2026-10-05: 150 OI2026-10-06: 150 OI2026-10-07: 150 OI2026-10-08: 150 OI2026-10-09: 150 OI2026-10-13: 166 OI2026-10-14: 166 OI2026-10-15: 637 OI2026-10-16: 639 OI2026-10-21: 642 OI2026-10-23: 643 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, 2026Viewing643+1
Oct 21, 2026642+3
Oct 16, 2026639+2
Oct 15, 2026637+471
Oct 14, 20261660
Oct 13, 2026166+16
Oct 09, 20261500
Oct 08, 20261500
Oct 07, 20261500
Oct 06, 20261500
Oct 05, 20261500
Oct 02, 2026150No prior observation