OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

HAL $38.00 Call

HAL261030C00038000

Latest saved OI389Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HAL $38.00 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. 3891940 2026-10-02: 32 OI2026-10-05: 31 OI2026-10-06: 33 OI2026-10-07: 33 OI2026-10-08: 33 OI2026-10-09: 101 OI2026-10-13: 101 OI2026-10-14: 103 OI2026-10-15: 107 OI2026-10-16: 115 OI2026-10-21: 389 OI2026-10-23: 389 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, 2026Viewing3890
Oct 21, 2026389+274
Oct 16, 2026115+8
Oct 15, 2026107+4
Oct 14, 2026103+2
Oct 13, 20261010
Oct 09, 2026101+68
Oct 08, 2026330
Oct 07, 2026330
Oct 06, 202633+2
Oct 05, 202631-1
Oct 02, 202632No prior observation