OITracker Cboe delayed data

Contract OI history

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Oct 23, 2026 EXPIRATION

HAL $33.00 Put

HAL261023P00033000

Latest saved OI1,733Oct 23, 2026
Last change-67vs 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. 1,8009000 2026-10-02: 164 OI2026-10-05: 164 OI2026-10-06: 244 OI2026-10-07: 244 OI2026-10-08: 244 OI2026-10-09: 298 OI2026-10-13: 353 OI2026-10-14: 354 OI2026-10-15: 335 OI2026-10-16: 341 OI2026-10-21: 1,800 OI2026-10-23: 1,733 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, 2026Viewing1,733-67
Oct 21, 20261,800+1,459
Oct 16, 2026341+6
Oct 15, 2026335-19
Oct 14, 2026354+1
Oct 13, 2026353+55
Oct 09, 2026298+54
Oct 08, 20262440
Oct 07, 20262440
Oct 06, 2026244+80
Oct 05, 20261640
Oct 02, 2026164No prior observation