Trade Desk falls; co appoints insider Tahnil Davis as interim finance chief
** Shares of ad-tech firm Trade Desk TTD.O fall 6.7% to $34.12
** TTD appointed Tahnil Davis as interim chief financial officer effective January 24
** Davis, currently TTD's chief accounting officer, succeeds Alex Kayyal and will report to CEO Jeff Green
** Company reaffirms Q4 outlook; sees revenue of at least $840 million
** TTD had fallen 67.7% in 2025
(Reporting by Juby Babu in Mexico City)
((Juby.Babu@thomsonreuters.com;))