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Contract OI history

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Jan 21, 2028 EXPIRATION

TTD $40.00 Call

TTD280121C00040000

Latest saved OI12,037Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TTD $40.00 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. 12,0376,0180 2026-10-09: 11,990 OI2026-10-14: 12,011 OI2026-10-15: 12,015 OI2026-10-16: 12,037 OI2026-10-21: 12,037 OI2026-10-23: 12,037 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, 2026Viewing12,0370
Oct 21, 202612,0370
Oct 16, 202612,037+22
Oct 15, 202612,015+4
Oct 14, 202612,011+21
Oct 09, 202611,990No prior observation