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Contract OI history

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Dec 18, 2026 EXPIRATION

HPE $40.00 Put

HPE261218P00040000

Latest saved OI3,637Oct 23, 2026
Last change+69vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HPE $40.00 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. 3,6371,8180 2026-10-02: 3,577 OI2026-10-05: 3,531 OI2026-10-06: 3,518 OI2026-10-07: 3,518 OI2026-10-08: 3,518 OI2026-10-09: 3,518 OI2026-10-13: 3,519 OI2026-10-14: 3,519 OI2026-10-15: 3,519 OI2026-10-16: 3,520 OI2026-10-21: 3,568 OI2026-10-23: 3,637 OI Oct 02, 2026Oct 23, 2026

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

HPE contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,637+69
Oct 21, 20263,568+48
Oct 16, 20263,520+1
Oct 15, 20263,5190
Oct 14, 20263,5190
Oct 13, 20263,519+1
Oct 09, 20263,5180
Oct 08, 20263,5180
Oct 07, 20263,5180
Oct 06, 20263,518-13
Oct 05, 20263,531-46
Oct 02, 20263,577No prior observation