OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

P $80.00 Put

P261120P00080000

Latest saved OI4,636Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
P $80.00 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. 4,9002,4500 2026-10-02: 4,900 OI2026-10-05: 4,871 OI2026-10-06: 4,821 OI2026-10-07: 4,814 OI2026-10-08: 4,814 OI2026-10-09: 4,814 OI2026-10-13: 4,802 OI2026-10-14: 4,800 OI2026-10-15: 4,800 OI2026-10-16: 4,794 OI2026-10-21: 4,636 OI2026-10-23: 4,636 OI Oct 02, 2026Oct 23, 2026

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

P contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20264,6360
Oct 21, 2026Viewing4,636-158
Oct 16, 20264,794-6
Oct 15, 20264,8000
Oct 14, 20264,800-2
Oct 13, 20264,802-12
Oct 09, 20264,8140
Oct 08, 20264,8140
Oct 07, 20264,814-7
Oct 06, 20264,821-50
Oct 05, 20264,871-29
Oct 02, 20264,900No prior observation