Shares of Trump Media (NASDAQ: DJT) jumped sharply in premarket trading on Thursday after the company unveiled a high-profile merger that dramatically expanded its strategic scope.The parent company of Truth Social was trading around $13.08 premarket, up nearly 25% from its prior close of $10.47, following the announcement in a press release of an all-stock merger with privately held fusion energy developer TAE Technologies.Trump Media & Technology Group pre-market chart. Source: Google FinanceThe transacti ...