OITracker Cboe delayed data

Contract OI history

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Jun 17, 2027 EXPIRATION

HAL $30.00 Call

HAL270617C00030000

Latest saved OI233Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HAL $30.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2331160 2026-10-02: 228 OI2026-10-05: 228 OI2026-10-06: 228 OI2026-10-07: 228 OI2026-10-08: 228 OI2026-10-09: 229 OI2026-10-13: 232 OI2026-10-14: 232 OI2026-10-15: 232 OI2026-10-16: 232 OI2026-10-21: 232 OI2026-10-23: 233 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, 2026Viewing233+1
Oct 21, 20262320
Oct 16, 20262320
Oct 15, 20262320
Oct 14, 20262320
Oct 13, 2026232+3
Oct 09, 2026229+1
Oct 08, 20262280
Oct 07, 20262280
Oct 06, 20262280
Oct 05, 20262280
Oct 02, 2026228No prior observation