According to @ReutersBiz, Tesla (TSLA) shares jumped 7.5% after a filing showed Elon Musk bought nearly $1 billion worth of the company’s stock, with the filing acting as the immediate catalyst for the move, according to Reuters Business. According to Reuters Business, the report highlights direct insider buying by Musk as the trigger for the TSLA rally. According to Reuters, Musk-linked headlines have previously coincided with outsized moves in Dogecoin (DOGE), suggesting crypto traders often track Musk-related developments for sentiment cues.