OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

DELL $310.00 Put

DELL261120P00310000

Latest saved OI595Oct 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 $310.00 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. 5952970 2026-10-02: 547 OI2026-10-05: 550 OI2026-10-06: 553 OI2026-10-07: 553 OI2026-10-08: 553 OI2026-10-09: 550 OI2026-10-13: 550 OI2026-10-14: 550 OI2026-10-15: 555 OI2026-10-16: 563 OI2026-10-21: 594 OI2026-10-23: 595 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, 2026Viewing595+1
Oct 21, 2026594+31
Oct 16, 2026563+8
Oct 15, 2026555+5
Oct 14, 20265500
Oct 13, 20265500
Oct 09, 2026550-3
Oct 08, 20265530
Oct 07, 20265530
Oct 06, 2026553+3
Oct 05, 2026550+3
Oct 02, 2026547No prior observation