OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

KEYS $360.00 Put

KEYS261218P00360000

Latest saved OI179Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
KEYS $360.00 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. 179890 2026-10-02: 147 OI2026-10-05: 147 OI2026-10-06: 147 OI2026-10-07: 147 OI2026-10-08: 147 OI2026-10-09: 177 OI2026-10-13: 177 OI2026-10-14: 177 OI2026-10-15: 176 OI2026-10-16: 176 OI2026-10-21: 179 OI2026-10-23: 179 OI Oct 02, 2026Oct 23, 2026

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

KEYS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1790
Oct 21, 2026179+3
Oct 16, 20261760
Oct 15, 2026176-1
Oct 14, 20261770
Oct 13, 20261770
Oct 09, 2026177+30
Oct 08, 20261470
Oct 07, 20261470
Oct 06, 20261470
Oct 05, 20261470
Oct 02, 2026147No prior observation