OITracker Cboe delayed data

Contract OI history

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Mar 19, 2027 EXPIRATION

HAL $33.00 Call

HAL270319C00033000

Latest saved OI214Oct 23, 2026
Last change+56vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HAL $33.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2141070 2026-10-02: 163 OI2026-10-05: 163 OI2026-10-06: 164 OI2026-10-07: 165 OI2026-10-08: 165 OI2026-10-09: 165 OI2026-10-13: 165 OI2026-10-14: 157 OI2026-10-15: 157 OI2026-10-16: 157 OI2026-10-21: 158 OI2026-10-23: 214 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, 2026Viewing214+56
Oct 21, 2026158+1
Oct 16, 20261570
Oct 15, 20261570
Oct 14, 2026157-8
Oct 13, 20261650
Oct 09, 20261650
Oct 08, 20261650
Oct 07, 2026165+1
Oct 06, 2026164+1
Oct 05, 20261630
Oct 02, 2026163No prior observation