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Contract OI history

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Nov 20, 2026 EXPIRATION

HPK $12.50 Call

HPK261120C00012500

Latest saved OI61Oct 20, 2026
Last change+18vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
HPK $12.50 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. 61300 2026-10-08: 13 OI2026-10-09: 19 OI2026-10-13: 39 OI2026-10-14: 43 OI2026-10-16: 43 OI2026-10-20: 61 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, 2026Viewing61+18
Oct 16, 2026430
Oct 14, 202643+4
Oct 13, 202639+20
Oct 09, 202619+6
Oct 08, 202613No prior observation