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Contract OI history

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Jan 15, 2027 EXPIRATION

TTD $27.50 Call

TTD270115C00027500

Latest saved OI5,378Oct 23, 2026
Last change+7vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TTD $27.50 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5,3782,6890 2026-10-09: 5,370 OI2026-10-14: 5,366 OI2026-10-15: 5,366 OI2026-10-16: 5,366 OI2026-10-21: 5,371 OI2026-10-23: 5,378 OI Oct 09, 2026Oct 23, 2026

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

TTD contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5,378+7
Oct 21, 20265,371+5
Oct 16, 20265,3660
Oct 15, 20265,3660
Oct 14, 20265,366-4
Oct 09, 20265,370No prior observation