Kennedy has been criticized for making false medical claims. He has also vowed to purge the U.S. Food and Drug Administration ...

Vaccine maker stocks sank, while psychedelic treatment shares jumped, after President-elect Donald Trump said he was tapping ...

Stocks had been broadly roaring since election day ... of the potential downsides from Trump’s return to the White House.

Wall Street tumbles as the "Trump bump" fades; vaccine makers sink amid potential RFK Jr. appointment. S&P 500 sees worst day ...

Stocks tumbled on Friday as the post-election rally fizzled and investors fretted over the path of interest rates.