OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

U $15.00 Put

U280121P00015000

Latest saved OI809Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
U $15.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 8324160 2026-10-02: 832 OI2026-10-05: 832 OI2026-10-06: 830 OI2026-10-07: 820 OI2026-10-08: 820 OI2026-10-09: 810 OI2026-10-14: 809 OI2026-10-15: 809 OI2026-10-16: 809 OI2026-10-21: 809 OI2026-10-23: 809 OI Oct 02, 2026Oct 23, 2026

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

U contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing8090
Oct 21, 20268090
Oct 16, 20268090
Oct 15, 20268090
Oct 14, 2026809-1
Oct 09, 2026810-10
Oct 08, 20268200
Oct 07, 2026820-10
Oct 06, 2026830-2
Oct 05, 20268320
Oct 02, 2026832No prior observation