Tesla's market cap reaches $1 trillion after stock rally of 27% following Trump's election win.Tesla's stock surged as much as 7% on Friday, reaching an intraday peak of $319.44.Elon Musk's net worth surpasses $300 billion, making him the world's richest person.Wedbush analyst Dan Ives notes that Tesla has a competitive advantage if Trump removes electric-vehicle subsidies.