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Contract OI history

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Jan 21, 2028 EXPIRATION

DUOL $100.00 Call

DUOL280121C00100000

Latest saved OI5,134Oct 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 $100.00 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. 5,1422,5710 2026-10-09: 5,142 OI2026-10-13: 5,141 OI2026-10-14: 5,141 OI2026-10-15: 5,139 OI2026-10-16: 5,139 OI2026-10-21: 5,134 OI2026-10-23: 5,134 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, 2026Viewing5,1340
Oct 21, 20265,134-5
Oct 16, 20265,1390
Oct 15, 20265,139-2
Oct 14, 20265,1410
Oct 13, 20265,141-1
Oct 09, 20265,142No prior observation