OITracker Cboe delayed data

Contract OI history

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Mar 19, 2027 EXPIRATION

DELL $380.00 Put

DELL270319P00380000

Latest saved OI464Oct 23, 2026
Last change+17vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DELL $380.00 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. 4642320 2026-10-02: 460 OI2026-10-05: 434 OI2026-10-06: 431 OI2026-10-07: 431 OI2026-10-08: 431 OI2026-10-09: 437 OI2026-10-13: 437 OI2026-10-14: 437 OI2026-10-15: 434 OI2026-10-16: 445 OI2026-10-21: 447 OI2026-10-23: 464 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, 2026Viewing464+17
Oct 21, 2026447+2
Oct 16, 2026445+11
Oct 15, 2026434-3
Oct 14, 20264370
Oct 13, 20264370
Oct 09, 2026437+6
Oct 08, 20264310
Oct 07, 20264310
Oct 06, 2026431-3
Oct 05, 2026434-26
Oct 02, 2026460No prior observation