OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

HAL $33.00 Call

HAL261218C00033000

Latest saved OI2,269Oct 23, 2026
Last change+203vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HAL $33.00 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. 2,5351,2670 2026-10-02: 2,531 OI2026-10-05: 2,535 OI2026-10-06: 1,934 OI2026-10-07: 1,955 OI2026-10-08: 1,955 OI2026-10-09: 1,956 OI2026-10-13: 2,014 OI2026-10-14: 2,030 OI2026-10-15: 2,031 OI2026-10-16: 2,036 OI2026-10-21: 2,066 OI2026-10-23: 2,269 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, 2026Viewing2,269+203
Oct 21, 20262,066+30
Oct 16, 20262,036+5
Oct 15, 20262,031+1
Oct 14, 20262,030+16
Oct 13, 20262,014+58
Oct 09, 20261,956+1
Oct 08, 20261,9550
Oct 07, 20261,955+21
Oct 06, 20261,934-601
Oct 05, 20262,535+4
Oct 02, 20262,531No prior observation