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Contract OI history

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Oct 23, 2026 EXPIRATION

HPQ $27.50 Put

HPQ261023P00027500

Latest saved OI319Oct 23, 2026
Last change+3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HPQ $27.50 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. 3191590 2026-10-02: 22 OI2026-10-05: 22 OI2026-10-06: 22 OI2026-10-07: 22 OI2026-10-08: 22 OI2026-10-09: 22 OI2026-10-13: 214 OI2026-10-14: 214 OI2026-10-15: 215 OI2026-10-16: 216 OI2026-10-21: 316 OI2026-10-23: 319 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, 2026Viewing319+3
Oct 21, 2026316+100
Oct 16, 2026216+1
Oct 15, 2026215+1
Oct 14, 20262140
Oct 13, 2026214+192
Oct 09, 2026220
Oct 08, 2026220
Oct 07, 2026220
Oct 06, 2026220
Oct 05, 2026220
Oct 02, 202622No prior observation