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Contract OI history

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Feb 19, 2027 EXPIRATION

HLF $10.00 Put

HLF270219P00010000

Latest saved OI1,345Oct 20, 2026
Last change-25vs previous saved observation
Saved market days9Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HLF $10.00 put open interest history 9 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 1,7938960 2026-10-02: 1,793 OI2026-10-05: 1,783 OI2026-10-06: 1,783 OI2026-10-07: 1,768 OI2026-10-09: 1,768 OI2026-10-13: 1,713 OI2026-10-14: 1,623 OI2026-10-16: 1,370 OI2026-10-20: 1,345 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, 2026Viewing1,345-25
Oct 16, 20261,370-253
Oct 14, 20261,623-90
Oct 13, 20261,713-55
Oct 09, 20261,7680
Oct 07, 20261,768-15
Oct 06, 20261,7830
Oct 05, 20261,783-10
Oct 02, 20261,793No prior observation