OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

DKNG $20.50 Put

DKNG261030P00020500

Latest saved OI3,061Oct 23, 2026
Last change+3,020vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
DKNG $20.50 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3,0611,5300 2026-10-09: 0 OI2026-10-13: 1 OI2026-10-14: 1 OI2026-10-15: 2 OI2026-10-16: 2 OI2026-10-21: 41 OI2026-10-23: 3,061 OI Oct 09, 2026Oct 23, 2026

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

DKNG contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,061+3,020
Oct 21, 202641+39
Oct 16, 202620
Oct 15, 20262+1
Oct 14, 202610
Oct 13, 20261+1
Oct 09, 20260No prior observation