OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

HAL $45.00 Call

HAL280121C00045000

Latest saved OI1,259Oct 23, 2026
Last change+10vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HAL $45.00 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. 1,2596290 2026-10-02: 681 OI2026-10-05: 681 OI2026-10-06: 681 OI2026-10-07: 681 OI2026-10-08: 681 OI2026-10-09: 689 OI2026-10-13: 689 OI2026-10-14: 689 OI2026-10-15: 1,248 OI2026-10-16: 1,248 OI2026-10-21: 1,249 OI2026-10-23: 1,259 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, 2026Viewing1,259+10
Oct 21, 20261,249+1
Oct 16, 20261,2480
Oct 15, 20261,248+559
Oct 14, 20266890
Oct 13, 20266890
Oct 09, 2026689+8
Oct 08, 20266810
Oct 07, 20266810
Oct 06, 20266810
Oct 05, 20266810
Oct 02, 2026681No prior observation