OITracker Cboe delayed data

Contract OI history

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Oct 23, 2026 EXPIRATION

HAL $38.00 Call

HAL261023C00038000

Latest saved OI475Oct 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. 4752370 2026-10-02: 65 OI2026-10-05: 65 OI2026-10-06: 66 OI2026-10-07: 63 OI2026-10-08: 63 OI2026-10-09: 63 OI2026-10-13: 63 OI2026-10-14: 63 OI2026-10-15: 63 OI2026-10-16: 63 OI2026-10-21: 475 OI2026-10-23: 475 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, 2026Viewing4750
Oct 21, 2026475+412
Oct 16, 2026630
Oct 15, 2026630
Oct 14, 2026630
Oct 13, 2026630
Oct 09, 2026630
Oct 08, 2026630
Oct 07, 202663-3
Oct 06, 202666+1
Oct 05, 2026650
Oct 02, 202665No prior observation