Tesla's stock ($TSLA) is experiencing significant gains, with a notable purchase of 6,000 April $540 call options valued at over $7.5 million. The company has surged in market value by $97 billion since November 27, despite no major news driving the increase. Tesla's new Full Self-Driving update has sparked investor interest, potentially signaling advancements in autonomous vehicle technology. Tesla is also leading the Magnificent 7 stocks.