OITracker Cboe delayed data

Contract OI history

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Jun 17, 2027 EXPIRATION

HAL $23.00 Put

HAL270617P00023000

Latest saved OI3,075Oct 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 $23.00 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. 3,0751,5370 2026-10-02: 3,075 OI2026-10-05: 3,075 OI2026-10-06: 3,075 OI2026-10-07: 3,075 OI2026-10-08: 3,075 OI2026-10-09: 3,075 OI2026-10-13: 3,075 OI2026-10-14: 3,075 OI2026-10-15: 3,075 OI2026-10-16: 3,075 OI2026-10-21: 3,075 OI2026-10-23: 3,075 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, 2026Viewing3,0750
Oct 21, 20263,0750
Oct 16, 20263,0750
Oct 15, 20263,0750
Oct 14, 20263,0750
Oct 13, 20263,0750
Oct 09, 20263,0750
Oct 08, 20263,0750
Oct 07, 20263,0750
Oct 06, 20263,0750
Oct 05, 20263,0750
Oct 02, 20263,075No prior observation