OITracker Cboe delayed data

Contract OI history

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Nov 27, 2026 EXPIRATION

HAL $36.00 Call

HAL261127C00036000

Latest saved OI154Oct 23, 2026
Last change+123vs previous saved observation
Saved market days9Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
HAL $36.00 call open interest history 9 saved observations from 2026-10-07 to 2026-10-23. Exact values and changes are listed in the table below. 154770 2026-10-07: 0 OI2026-10-08: 0 OI2026-10-09: 5 OI2026-10-13: 5 OI2026-10-14: 5 OI2026-10-15: 6 OI2026-10-16: 6 OI2026-10-21: 31 OI2026-10-23: 154 OI Oct 07, 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, 2026Viewing154+123
Oct 21, 202631+25
Oct 16, 202660
Oct 15, 20266+1
Oct 14, 202650
Oct 13, 202650
Oct 09, 20265+5
Oct 08, 202600
Oct 07, 20260No prior observation