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Contract OI history

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Mar 19, 2027 EXPIRATION

HPQ $20.00 Put

HPQ270319P00020000

Latest saved OI1,851Oct 23, 2026
Last change-28vs 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. 1,8799390 2026-10-02: 1,877 OI2026-10-05: 1,877 OI2026-10-06: 1,877 OI2026-10-07: 1,877 OI2026-10-08: 1,877 OI2026-10-09: 1,879 OI2026-10-13: 1,879 OI2026-10-14: 1,879 OI2026-10-15: 1,879 OI2026-10-16: 1,879 OI2026-10-21: 1,879 OI2026-10-23: 1,851 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, 2026Viewing1,851-28
Oct 21, 20261,8790
Oct 16, 20261,8790
Oct 15, 20261,8790
Oct 14, 20261,8790
Oct 13, 20261,8790
Oct 09, 20261,879+2
Oct 08, 20261,8770
Oct 07, 20261,8770
Oct 06, 20261,8770
Oct 05, 20261,8770
Oct 02, 20261,877No prior observation