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Contract OI history

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Jan 15, 2027 EXPIRATION

HLF $12.50 Call

HLF270115C00012500

Latest saved OI11,637Oct 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. 11,6575,8280 2026-10-02: 11,657 OI2026-10-05: 11,657 OI2026-10-06: 11,657 OI2026-10-07: 11,657 OI2026-10-09: 11,657 OI2026-10-13: 11,637 OI2026-10-14: 11,637 OI2026-10-16: 11,637 OI2026-10-20: 11,637 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, 2026Viewing11,6370
Oct 16, 202611,6370
Oct 14, 202611,6370
Oct 13, 202611,637-20
Oct 09, 202611,6570
Oct 07, 202611,6570
Oct 06, 202611,6570
Oct 05, 202611,6570
Oct 02, 202611,657No prior observation