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Contract OI history

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Jan 15, 2027 EXPIRATION

HPQ $28.00 Put

HPQ270115P00028000

Latest saved OI1,066Oct 23, 2026
Last change+33vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HPQ $28.00 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. 1,0665330 2026-10-02: 891 OI2026-10-05: 891 OI2026-10-06: 895 OI2026-10-07: 895 OI2026-10-08: 895 OI2026-10-09: 897 OI2026-10-13: 894 OI2026-10-14: 894 OI2026-10-15: 892 OI2026-10-16: 892 OI2026-10-21: 1,033 OI2026-10-23: 1,066 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, 2026Viewing1,066+33
Oct 21, 20261,033+141
Oct 16, 20268920
Oct 15, 2026892-2
Oct 14, 20268940
Oct 13, 2026894-3
Oct 09, 2026897+2
Oct 08, 20268950
Oct 07, 20268950
Oct 06, 2026895+4
Oct 05, 20268910
Oct 02, 2026891No prior observation