OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

HAL $10.00 Put

HAL270115P00010000

Latest saved OI530Oct 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 $10.00 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. 5302650 2026-10-02: 530 OI2026-10-05: 530 OI2026-10-06: 530 OI2026-10-07: 530 OI2026-10-08: 530 OI2026-10-09: 530 OI2026-10-13: 530 OI2026-10-14: 530 OI2026-10-15: 530 OI2026-10-16: 530 OI2026-10-21: 530 OI2026-10-23: 530 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, 2026Viewing5300
Oct 21, 20265300
Oct 16, 20265300
Oct 15, 20265300
Oct 14, 20265300
Oct 13, 20265300
Oct 09, 20265300
Oct 08, 20265300
Oct 07, 20265300
Oct 06, 20265300
Oct 05, 20265300
Oct 02, 2026530No prior observation