OITracker Cboe delayed data

Contract OI history

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Mar 19, 2027 EXPIRATION

DELL $370.00 Put

DELL270319P00370000

Latest saved OI239Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DELL $370.00 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. 2431210 2026-10-02: 242 OI2026-10-05: 243 OI2026-10-06: 239 OI2026-10-07: 239 OI2026-10-08: 239 OI2026-10-09: 241 OI2026-10-13: 241 OI2026-10-14: 241 OI2026-10-15: 235 OI2026-10-16: 240 OI2026-10-21: 239 OI2026-10-23: 239 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, 2026Viewing2390
Oct 21, 2026239-1
Oct 16, 2026240+5
Oct 15, 2026235-6
Oct 14, 20262410
Oct 13, 20262410
Oct 09, 2026241+2
Oct 08, 20262390
Oct 07, 20262390
Oct 06, 2026239-4
Oct 05, 2026243+1
Oct 02, 2026242No prior observation