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Contract OI history

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Jan 19, 2029 EXPIRATION

DUOL $220.00 Call

DUOL290119C00220000

Latest saved OI515Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
DUOL $220.00 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: 500 OI2026-10-13: 500 OI2026-10-14: 500 OI2026-10-15: 515 OI2026-10-16: 515 OI2026-10-21: 515 OI2026-10-23: 515 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, 2026Viewing5150
Oct 21, 20265150
Oct 16, 20265150
Oct 15, 2026515+15
Oct 14, 20265000
Oct 13, 20265000
Oct 09, 2026500No prior observation