A Tesla Inc. investor said she was “appalled” by an Elon Musk post on X agreeing with antisemitic views.

“The impact of erratic, racist, and antisemitic speech from a CEO directly affects Tesla’s brand and bottom line in significant ways,” said Kristin Hull, founder and chief executive officer of Nia Impact Capital, in an email Thursday. “This behavior has the power to tarnish the brand long-term.”