OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

HL $12.00 Put

HL280121P00012000

Latest saved OI2,071Oct 23, 2026
Last change+8vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HL $12.00 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. 2,0711,0350 2026-10-02: 1,564 OI2026-10-05: 1,564 OI2026-10-06: 1,596 OI2026-10-07: 1,596 OI2026-10-08: 1,596 OI2026-10-09: 1,595 OI2026-10-13: 2,063 OI2026-10-14: 2,063 OI2026-10-15: 2,063 OI2026-10-16: 2,063 OI2026-10-21: 2,063 OI2026-10-23: 2,071 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, 2026Viewing2,071+8
Oct 21, 20262,0630
Oct 16, 20262,0630
Oct 15, 20262,0630
Oct 14, 20262,0630
Oct 13, 20262,063+468
Oct 09, 20261,595-1
Oct 08, 20261,5960
Oct 07, 20261,5960
Oct 06, 20261,596+32
Oct 05, 20261,5640
Oct 02, 20261,564No prior observation