OITracker Cboe delayed data

Contract OI history

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Mar 19, 2027 EXPIRATION

HAL $33.00 Put

HAL270319P00033000

Latest saved OI906Oct 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 $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. 9414700 2026-10-02: 941 OI2026-10-05: 941 OI2026-10-06: 941 OI2026-10-07: 941 OI2026-10-08: 941 OI2026-10-09: 941 OI2026-10-13: 941 OI2026-10-14: 941 OI2026-10-15: 941 OI2026-10-16: 941 OI2026-10-21: 906 OI2026-10-23: 906 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, 2026Viewing9060
Oct 21, 2026906-35
Oct 16, 20269410
Oct 15, 20269410
Oct 14, 20269410
Oct 13, 20269410
Oct 09, 20269410
Oct 08, 20269410
Oct 07, 20269410
Oct 06, 20269410
Oct 05, 20269410
Oct 02, 2026941No prior observation