OITracker Cboe delayed data

Contract OI history

Back to HL

Jan 21, 2028 EXPIRATION

HL $37.00 Call

HL280121C00037000

Latest saved OI3,831Oct 23, 2026
Last change+10vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HL $37.00 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. 3,8371,9180 2026-10-02: 3,837 OI2026-10-05: 3,837 OI2026-10-06: 3,834 OI2026-10-07: 3,835 OI2026-10-08: 3,835 OI2026-10-09: 3,834 OI2026-10-13: 3,833 OI2026-10-14: 3,833 OI2026-10-15: 3,823 OI2026-10-16: 3,821 OI2026-10-21: 3,821 OI2026-10-23: 3,831 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

HL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,831+10
Oct 21, 20263,8210
Oct 16, 20263,821-2
Oct 15, 20263,823-10
Oct 14, 20263,8330
Oct 13, 20263,833-1
Oct 09, 20263,834-1
Oct 08, 20263,8350
Oct 07, 20263,835+1
Oct 06, 20263,834-3
Oct 05, 20263,8370
Oct 02, 20263,837No prior observation