OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

HAL $33.00 Put

HAL261030P00033000

Latest saved OI2,802Oct 23, 2026
Last change-3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HAL $33.00 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. 2,8051,4020 2026-10-02: 57 OI2026-10-05: 57 OI2026-10-06: 152 OI2026-10-07: 154 OI2026-10-08: 154 OI2026-10-09: 154 OI2026-10-13: 150 OI2026-10-14: 159 OI2026-10-15: 159 OI2026-10-16: 159 OI2026-10-21: 2,805 OI2026-10-23: 2,802 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, 2026Viewing2,802-3
Oct 21, 20262,805+2,646
Oct 16, 20261590
Oct 15, 20261590
Oct 14, 2026159+9
Oct 13, 2026150-4
Oct 09, 20261540
Oct 08, 20261540
Oct 07, 2026154+2
Oct 06, 2026152+95
Oct 05, 2026570
Oct 02, 202657No prior observation