Traders short selling Tesla's <TSLA.O> soaring stock have lost $3.7 billion this year, eclipsing the combined losses of traders shorting Apple <AAPL.O>, Amazon.com <AMZN.O> and Netflix <NFLX.O>.

Short-sellers who had targeted Tesla Inc <TSLA.O> logged a $700 million paper profit on Thursday after the stock fell nearly 9 percent a day after Chief Executive Elon Musk stunned analysts by ...