OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

HPQ $20.00 Put

HPQ270115P00020000

Latest saved OI3,923Oct 23, 2026
Last change-16vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HPQ $20.00 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. 3,9391,9690 2026-10-02: 3,939 OI2026-10-05: 3,939 OI2026-10-06: 3,939 OI2026-10-07: 3,939 OI2026-10-08: 3,939 OI2026-10-09: 3,939 OI2026-10-13: 3,938 OI2026-10-14: 3,938 OI2026-10-15: 3,938 OI2026-10-16: 3,938 OI2026-10-21: 3,939 OI2026-10-23: 3,923 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

HPQ contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,923-16
Oct 21, 20263,939+1
Oct 16, 20263,9380
Oct 15, 20263,9380
Oct 14, 20263,9380
Oct 13, 20263,938-1
Oct 09, 20263,9390
Oct 08, 20263,9390
Oct 07, 20263,9390
Oct 06, 20263,9390
Oct 05, 20263,9390
Oct 02, 20263,939No prior observation