OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

HAL $39.00 Call

HAL261120C00039000

Latest saved OI245Oct 23, 2026
Last change+58vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HAL $39.00 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. 2451220 2026-10-02: 121 OI2026-10-05: 118 OI2026-10-06: 121 OI2026-10-07: 122 OI2026-10-08: 122 OI2026-10-09: 122 OI2026-10-13: 122 OI2026-10-14: 121 OI2026-10-15: 121 OI2026-10-16: 123 OI2026-10-21: 187 OI2026-10-23: 245 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, 2026Viewing245+58
Oct 21, 2026187+64
Oct 16, 2026123+2
Oct 15, 20261210
Oct 14, 2026121-1
Oct 13, 20261220
Oct 09, 20261220
Oct 08, 20261220
Oct 07, 2026122+1
Oct 06, 2026121+3
Oct 05, 2026118-3
Oct 02, 2026121No prior observation