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Contract OI history

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Nov 20, 2026 EXPIRATION

TTD $40.00 Call

TTD261120C00040000

Latest saved OI853Oct 23, 2026
Last change+1vs 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. 8574280 2026-10-09: 856 OI2026-10-14: 857 OI2026-10-15: 857 OI2026-10-16: 857 OI2026-10-21: 852 OI2026-10-23: 853 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, 2026Viewing853+1
Oct 21, 2026852-5
Oct 16, 20268570
Oct 15, 20268570
Oct 14, 2026857+1
Oct 09, 2026856No prior observation