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Contract OI history

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Jan 15, 2027 EXPIRATION

DUOL $250.00 Call

DUOL270115C00250000

Latest saved OI513Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
DUOL $250.00 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. 5152570 2026-10-09: 505 OI2026-10-13: 514 OI2026-10-14: 514 OI2026-10-15: 515 OI2026-10-16: 515 OI2026-10-21: 514 OI2026-10-23: 513 OI Oct 09, 2026Oct 23, 2026

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

DUOL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing513-1
Oct 21, 2026514-1
Oct 16, 20265150
Oct 15, 2026515+1
Oct 14, 20265140
Oct 13, 2026514+9
Oct 09, 2026505No prior observation