OITracker Cboe delayed data

Contract OI history

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Oct 23, 2026 EXPIRATION

HAL $32.50 Put

HAL261023P00032500

Latest saved OI775Oct 23, 2026
Last change-108vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HAL $32.50 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. 8834410 2026-10-02: 0 OI2026-10-05: 0 OI2026-10-06: 4 OI2026-10-07: 5 OI2026-10-08: 5 OI2026-10-09: 32 OI2026-10-13: 63 OI2026-10-14: 71 OI2026-10-15: 70 OI2026-10-16: 90 OI2026-10-21: 883 OI2026-10-23: 775 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, 2026Viewing775-108
Oct 21, 2026883+793
Oct 16, 202690+20
Oct 15, 202670-1
Oct 14, 202671+8
Oct 13, 202663+31
Oct 09, 202632+27
Oct 08, 202650
Oct 07, 20265+1
Oct 06, 20264+4
Oct 05, 202600
Oct 02, 20260No prior observation