OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

HL $19.00 Put

HL261218P00019000

Latest saved OI1,797Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HL $19.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2,6241,3120 2026-10-02: 2,398 OI2026-10-05: 2,624 OI2026-10-06: 1,798 OI2026-10-07: 1,798 OI2026-10-08: 1,798 OI2026-10-09: 1,798 OI2026-10-13: 1,800 OI2026-10-14: 1,800 OI2026-10-15: 1,800 OI2026-10-16: 1,797 OI2026-10-21: 1,797 OI2026-10-23: 1,797 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, 2026Viewing1,7970
Oct 21, 20261,7970
Oct 16, 20261,797-3
Oct 15, 20261,8000
Oct 14, 20261,8000
Oct 13, 20261,800+2
Oct 09, 20261,7980
Oct 08, 20261,7980
Oct 07, 20261,7980
Oct 06, 20261,798-826
Oct 05, 20262,624+226
Oct 02, 20262,398No prior observation