Key TakeawaysShares of Trump Media and Technology Group (DJT) jumped in premarket trading with former President Donald Trump set to win re-election to the White House.The social-media company’s shares were recently trading at around $45, indicating an open more than 30% above Tuesday’s close.The move would extend a jump off fall lows below $12 that has been marked by big swings in the company's value. Shares of Trump Media and Technology Group (DJT) jumped in premarket trading with former President Donald T ...