By the time markets closed that day, the stock had tanked sharply, falling more than 20 percent that day.

Sen. John Kennedy (R-LA) is leading the charge to warn President Donald Trump that his threats against Federal Reserve Chairman Jerome Powell, which have brewed for weeks, would be a disaster, CNN's Phil Mattingly reported on Wednesday.

Hedge funds say they are prepared if U.S. President Donald Trump fires Federal Reserve Chair Jerome Powell before his term expires next year.

Firing the Fed chair would threaten the Fed’s venerated independence, which has long been supported by most economists and Wall Street investors.