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Contract OI history

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Nov 20, 2026 EXPIRATION

HPK $7.50 Put

HPK261120P00007500

Latest saved OI395Oct 20, 2026
Last change-9vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
HPK $7.50 put open interest history 6 saved observations from 2026-10-08 to 2026-10-20. Exact values and changes are listed in the table below. 4332160 2026-10-08: 398 OI2026-10-09: 398 OI2026-10-13: 433 OI2026-10-14: 432 OI2026-10-16: 404 OI2026-10-20: 395 OI Oct 08, 2026Oct 20, 2026

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

HPK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing395-9
Oct 16, 2026404-28
Oct 14, 2026432-1
Oct 13, 2026433+35
Oct 09, 20263980
Oct 08, 2026398No prior observation