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Contract OI history

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Sep 17, 2027 EXPIRATION

TTD $20.00 Put

TTD270917P00020000

Latest saved OI349Oct 23, 2026
Last change+16vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TTD $20.00 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. 3491740 2026-10-09: 332 OI2026-10-14: 333 OI2026-10-15: 333 OI2026-10-16: 333 OI2026-10-21: 333 OI2026-10-23: 349 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, 2026Viewing349+16
Oct 21, 20263330
Oct 16, 20263330
Oct 15, 20263330
Oct 14, 2026333+1
Oct 09, 2026332No prior observation