OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

HAL $30.00 Call

HAL270115C00030000

Latest saved OI1,858Oct 23, 2026
Last change-100vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HAL $30.00 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. 1,9719850 2026-10-02: 1,873 OI2026-10-05: 1,873 OI2026-10-06: 1,872 OI2026-10-07: 1,961 OI2026-10-08: 1,961 OI2026-10-09: 1,971 OI2026-10-13: 1,961 OI2026-10-14: 1,963 OI2026-10-15: 1,965 OI2026-10-16: 1,965 OI2026-10-21: 1,958 OI2026-10-23: 1,858 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, 2026Viewing1,858-100
Oct 21, 20261,958-7
Oct 16, 20261,9650
Oct 15, 20261,965+2
Oct 14, 20261,963+2
Oct 13, 20261,961-10
Oct 09, 20261,971+10
Oct 08, 20261,9610
Oct 07, 20261,961+89
Oct 06, 20261,872-1
Oct 05, 20261,8730
Oct 02, 20261,873No prior observation