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Contract OI history

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Nov 20, 2026 EXPIRATION

HAL $33.00 Put

HAL261120P00033000

Latest saved OI924Oct 23, 2026
Last change-12vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HAL $33.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 9364680 2026-10-02: 866 OI2026-10-05: 866 OI2026-10-06: 871 OI2026-10-07: 871 OI2026-10-08: 871 OI2026-10-09: 873 OI2026-10-13: 873 OI2026-10-14: 880 OI2026-10-15: 890 OI2026-10-16: 908 OI2026-10-21: 936 OI2026-10-23: 924 OI Oct 02, 2026Oct 23, 2026

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

HAL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing924-12
Oct 21, 2026936+28
Oct 16, 2026908+18
Oct 15, 2026890+10
Oct 14, 2026880+7
Oct 13, 20268730
Oct 09, 2026873+2
Oct 08, 20268710
Oct 07, 20268710
Oct 06, 2026871+5
Oct 05, 20268660
Oct 02, 2026866No prior observation