The global stock market had a horrible day. Even Wall Street darlings like Google and Apple saw billions of dollars trimmed off their market capitalizations. A surprising exception, SolarCity, the largest residential solar installer in the US, managed to go against the grain and closed the day with an impressive 7% gain thanks to its Chairman and major shareholder Elon Musk who bought another $5 million worth of shares during the stock’s price fall to add to his holding in the company now worth over $900 million of SolarCity’s total market cap of just over $4 billion. expand full story