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Contract OI history

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Oct 30, 2026 EXPIRATION

DKNG $21.00 Call

DKNG261030C00021000

Latest saved OI5,352Oct 23, 2026
Last change+4,179vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
DKNG $21.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5,3522,6760 2026-10-09: 369 OI2026-10-13: 397 OI2026-10-14: 397 OI2026-10-15: 451 OI2026-10-16: 489 OI2026-10-21: 1,173 OI2026-10-23: 5,352 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, 2026Viewing5,352+4,179
Oct 21, 20261,173+684
Oct 16, 2026489+38
Oct 15, 2026451+54
Oct 14, 20263970
Oct 13, 2026397+28
Oct 09, 2026369No prior observation