OITracker Cboe delayed data

Contract OI history

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Mar 19, 2027 EXPIRATION

HL $20.00 Call

HL270319C00020000

Latest saved OI3,618Oct 23, 2026
Last change+66vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HL $20.00 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. 3,6181,8090 2026-10-02: 3,372 OI2026-10-05: 3,400 OI2026-10-06: 3,431 OI2026-10-07: 3,434 OI2026-10-08: 3,434 OI2026-10-09: 3,433 OI2026-10-13: 3,457 OI2026-10-14: 3,457 OI2026-10-15: 3,452 OI2026-10-16: 3,512 OI2026-10-21: 3,552 OI2026-10-23: 3,618 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, 2026Viewing3,618+66
Oct 21, 20263,552+40
Oct 16, 20263,512+60
Oct 15, 20263,452-5
Oct 14, 20263,4570
Oct 13, 20263,457+24
Oct 09, 20263,433-1
Oct 08, 20263,4340
Oct 07, 20263,434+3
Oct 06, 20263,431+31
Oct 05, 20263,400+28
Oct 02, 20263,372No prior observation