OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

HAL $30.00 Put

HAL261030P00030000

Latest saved OI3,632Oct 23, 2026
Last change+29vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HAL $30.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3,6321,8160 2026-10-02: 44 OI2026-10-05: 45 OI2026-10-06: 51 OI2026-10-07: 52 OI2026-10-08: 52 OI2026-10-09: 75 OI2026-10-13: 75 OI2026-10-14: 77 OI2026-10-15: 77 OI2026-10-16: 77 OI2026-10-21: 3,603 OI2026-10-23: 3,632 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, 2026Viewing3,632+29
Oct 21, 20263,603+3,526
Oct 16, 2026770
Oct 15, 2026770
Oct 14, 202677+2
Oct 13, 2026750
Oct 09, 202675+23
Oct 08, 2026520
Oct 07, 202652+1
Oct 06, 202651+6
Oct 05, 202645+1
Oct 02, 202644No prior observation