Elon Musk is the $400 billion man no longer; now he's just the $395 billion man. Elon Musk’s net worth dipped below the $400 billion mark for the first time in 2025, according to the Bloomberg Billionaires Index. On Monday alone, Musk’s fortune declined by more than $7 billion, driven by a 3% drop in Tesla (TSLA) shares — which make up roughly one-third of his total wealth. The downward trend continued Tuesday morning, with Tesla stock sliding an additional 4%, pushing his estimated net worth to $384 billion, according to Forbes. Musk initially crossed the $400 billion threshold back in December, when Tesla’s stock skyrocketed following Donald Trump’s re-election victory. At the time, investors rallied behind the EV giant, expecting regulatory and business advantages stemming from Musk’s close ties to the new administration. According to Bloomberg, Musk reportedly spent at least $277 million in support of Trump’s campaign. In return, he was appointed to lead the administration’s ...