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Contract OI history

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Dec 18, 2026 EXPIRATION

HPK $7.50 Call

HPK261218C00007500

Latest saved OI156Oct 20, 2026
Last change-1vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
HPK $7.50 call open interest history 6 saved observations from 2026-10-08 to 2026-10-20. Exact values and changes are listed in the table below. 160800 2026-10-08: 160 OI2026-10-09: 160 OI2026-10-13: 157 OI2026-10-14: 157 OI2026-10-16: 157 OI2026-10-20: 156 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, 2026Viewing156-1
Oct 16, 20261570
Oct 14, 20261570
Oct 13, 2026157-3
Oct 09, 20261600
Oct 08, 2026160No prior observation