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Contract OI history

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Feb 19, 2027 EXPIRATION

HLF $12.50 Call

HLF270219C00012500

Latest saved OI735Oct 20, 2026
Last change0vs previous saved observation
Saved market days9Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HLF $12.50 call open interest history 9 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 7653820 2026-10-02: 764 OI2026-10-05: 764 OI2026-10-06: 764 OI2026-10-07: 764 OI2026-10-09: 764 OI2026-10-13: 765 OI2026-10-14: 735 OI2026-10-16: 735 OI2026-10-20: 735 OI Oct 02, 2026Oct 20, 2026

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

HLF contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing7350
Oct 16, 20267350
Oct 14, 2026735-30
Oct 13, 2026765+1
Oct 09, 20267640
Oct 07, 20267640
Oct 06, 20267640
Oct 05, 20267640
Oct 02, 2026764No prior observation