OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

HAL $37.00 Call

HAL280121C00037000

Latest saved OI7,353Oct 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 $37.00 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. 7,3533,6760 2026-10-02: 7,247 OI2026-10-05: 7,293 OI2026-10-06: 7,296 OI2026-10-07: 7,314 OI2026-10-08: 7,314 OI2026-10-09: 7,312 OI2026-10-13: 7,312 OI2026-10-14: 7,313 OI2026-10-15: 7,353 OI2026-10-16: 7,353 OI2026-10-21: 7,353 OI2026-10-23: 7,353 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, 2026Viewing7,3530
Oct 21, 20267,3530
Oct 16, 20267,3530
Oct 15, 20267,353+40
Oct 14, 20267,313+1
Oct 13, 20267,3120
Oct 09, 20267,312-2
Oct 08, 20267,3140
Oct 07, 20267,314+18
Oct 06, 20267,296+3
Oct 05, 20267,293+46
Oct 02, 20267,247No prior observation