<p>Silicon Valley entrepreneur Elon Musk's net worth topped $100 billion on Friday, according to the Forbes real-time billionaires list, as the shares of electric-car maker Tesla Inc see a more than fivefold surge in value this year.</p>.<p>A large chunk of his wealth comes from the 21 per cent stake in Tesla, according to Forbes. Tesla shares, which went public at $17 apiece in 2010, rose as much as 3.5 per cent in morning trade to a record high of $2,318.49.</p>.<p>The company became the world's most valuable carmaker by market capitalisation on July 1 when it overtook front runner Toyota Motor Corp and has over the last 10 years made many of its retail investors millionaires.</p>.<p>Musk is now part of an elite club of just four others with 12-digit net worth. His nearly $100 billion, however, is just about half the net worth of the world's richest man and Amazon.com Inc CEO Jeff Bezos, according to Forbes.</p>.<p>Musk, who co-founded and sold Internet payments company PayPal Holdings Inc, now leads some of the most futuristic companies in the world.</p>.<p>Besides Tesla, he heads rocket company SpaceX and Neuralink, a startup that is developing ultra-high bandwidth brain-machine interfaces to connect the human brain to computers.</p>.<p>He set up the Boring Company to make affordable tunnels below busy city streets to for an all-electric public transportation system to avoid the nasty traffic jams in US cities.</p>
<p>Silicon Valley entrepreneur Elon Musk's net worth topped $100 billion on Friday, according to the Forbes real-time billionaires list, as the shares of electric-car maker Tesla Inc see a more than fivefold surge in value this year.</p>.<p>A large chunk of his wealth comes from the 21 per cent stake in Tesla, according to Forbes. Tesla shares, which went public at $17 apiece in 2010, rose as much as 3.5 per cent in morning trade to a record high of $2,318.49.</p>.<p>The company became the world's most valuable carmaker by market capitalisation on July 1 when it overtook front runner Toyota Motor Corp and has over the last 10 years made many of its retail investors millionaires.</p>.<p>Musk is now part of an elite club of just four others with 12-digit net worth. His nearly $100 billion, however, is just about half the net worth of the world's richest man and Amazon.com Inc CEO Jeff Bezos, according to Forbes.</p>.<p>Musk, who co-founded and sold Internet payments company PayPal Holdings Inc, now leads some of the most futuristic companies in the world.</p>.<p>Besides Tesla, he heads rocket company SpaceX and Neuralink, a startup that is developing ultra-high bandwidth brain-machine interfaces to connect the human brain to computers.</p>.<p>He set up the Boring Company to make affordable tunnels below busy city streets to for an all-electric public transportation system to avoid the nasty traffic jams in US cities.</p>