Elon Musk has sold roughly $5 billion in Tesla Inc. stock so far this week, and may not be done.
Filings made public by the Securities and Exchange Commission on Wednesday afternoon showed Musk selling more than 4.5 million Tesla TSLA shares for about $4.997 billion. If he lives up to a promise on Twitter Inc. TWTR, he would sell at least 12.5 million more shares.
The…