OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

KEYS $260.00 Put

KEYS261120P00260000

Latest saved OI244Oct 23, 2026
Last change+48vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
KEYS $260.00 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. 2441220 2026-10-02: 151 OI2026-10-05: 151 OI2026-10-06: 150 OI2026-10-07: 150 OI2026-10-08: 150 OI2026-10-09: 150 OI2026-10-13: 150 OI2026-10-14: 150 OI2026-10-15: 150 OI2026-10-16: 154 OI2026-10-21: 196 OI2026-10-23: 244 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, 2026Viewing244+48
Oct 21, 2026196+42
Oct 16, 2026154+4
Oct 15, 20261500
Oct 14, 20261500
Oct 13, 20261500
Oct 09, 20261500
Oct 08, 20261500
Oct 07, 20261500
Oct 06, 2026150-1
Oct 05, 20261510
Oct 02, 2026151No prior observation