OITracker Cboe delayed data

Contract OI history

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Jun 17, 2027 EXPIRATION

HAL $20.00 Put

HAL270617P00020000

Latest saved OI1,162Oct 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 $20.00 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. 1,1625810 2026-10-02: 1,162 OI2026-10-05: 1,162 OI2026-10-06: 1,162 OI2026-10-07: 1,162 OI2026-10-08: 1,162 OI2026-10-09: 1,162 OI2026-10-13: 1,162 OI2026-10-14: 1,162 OI2026-10-15: 1,162 OI2026-10-16: 1,162 OI2026-10-21: 1,162 OI2026-10-23: 1,162 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, 2026Viewing1,1620
Oct 21, 20261,1620
Oct 16, 20261,1620
Oct 15, 20261,1620
Oct 14, 20261,1620
Oct 13, 20261,1620
Oct 09, 20261,1620
Oct 08, 20261,1620
Oct 07, 20261,1620
Oct 06, 20261,1620
Oct 05, 20261,1620
Oct 02, 20261,162No prior observation