The stock market has never seen anything quite like Tesla.Led by the mercurial celebrity billionaire Elon Musk, the electric-car maker’s shares have soared roughly 14,000 percent since it went public a decade ago. Even amid an economy-roiling pandemic it’s up roughly 700 percent this year.And now, a company that has provoked years of equally intense fandom and criticism among money managers and tech bros the world over is being added to the S&P 500 — traditionally a marker of corporate maturity.In this, too, the stock market has never seen anything like Tesla: On Monday, the company will be …
