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Contract OI history

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Oct 30, 2026 EXPIRATION

TTD $13.50 Put

TTD261030P00013500

Latest saved OI145Oct 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 $13.50 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 148740 2026-10-09: 145 OI2026-10-14: 146 OI2026-10-15: 148 OI2026-10-16: 146 OI2026-10-21: 144 OI2026-10-23: 145 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, 2026Viewing145+1
Oct 21, 2026144-2
Oct 16, 2026146-2
Oct 15, 2026148+2
Oct 14, 2026146+1
Oct 09, 2026145No prior observation