OITracker Cboe delayed data

Contract OI history

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Jun 17, 2027 EXPIRATION

HAL $33.00 Call

HAL270617C00033000

Latest saved OI352Oct 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 $33.00 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. 3521760 2026-10-02: 222 OI2026-10-05: 222 OI2026-10-06: 222 OI2026-10-07: 227 OI2026-10-08: 227 OI2026-10-09: 229 OI2026-10-13: 229 OI2026-10-14: 229 OI2026-10-15: 228 OI2026-10-16: 269 OI2026-10-21: 351 OI2026-10-23: 352 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, 2026Viewing352+1
Oct 21, 2026351+82
Oct 16, 2026269+41
Oct 15, 2026228-1
Oct 14, 20262290
Oct 13, 20262290
Oct 09, 2026229+2
Oct 08, 20262270
Oct 07, 2026227+5
Oct 06, 20262220
Oct 05, 20262220
Oct 02, 2026222No prior observation