Dimon, who's been critical of Trump in the past, immediately rebutted the claim, and Trump himself later denied he'd written it.

Former President Trump says he knew “nothing” about a Friday TruthSocial post on his account falsely claiming he’d been endorsed by JPMorgan Chase CEO Jamie Dimon. “I don’t know anything about it,” Trump told NBC reporter Jake Traylor as he campaigned in Evans,

Jamie Dimon has not endorsed a presidential candidate, a spokesman for the JPMorgan Chase CEO said Friday. Rumors spread on social-media Friday that Dimon had recently endorsed former President Trump after Trump shared a screenshot suggesting as much on his Truth Social platform.