Tesla Motors (often shortened to Tesla) is an American automaker and energy storage company co-founded by Elon Musk, Martin Eberhard, Marc Tarpenning, JB Straubel and Ian Wright, and is based in Palo Alto, California. The company specializes in electric cars and their powertrain components and also produces battery charging equipment. Tesla first gained widespread attention following its production of the Tesla Roadster, the first electric sports car, in 2008. The companys second vehicle, the Model S, an electric luxury sedan, debuted in 2012 and is built at the Tesla Factory in California. In Q1 2013, Tesla released its stock profits for the first time from its NASDAQ ticker symbol. The Model S was the worlds best-selling plug-in vehicle in 2015, and its global sales achieved the 150,000 unit milestone in November 2016, four years and a five months after its introduction. As of November 2016[update], the Model S ranks as the worlds all-time second-best-selling plug-in after the Nissan Leaf. The Model S was then followed by the Model X, a crossover SUV. Teslas next vehicle is the Model 3, which was unveiled in March 2016 and is slated for release in 2017 with a price at US$35,000 before any government incentives. As of September 2016[update], Tesla Motors has sold almost 164,000 electric cars worldwide since delivery of its first Tesla Roadster in 2008, making the electric carmaker the second largest global plug-in car manufacturer after the Renault-Nissan Alliance. Musk, the CEO, has said that he envisions Tesla Motors as an independent automaker, aimed at eventually offering electric cars at prices affordable to the average consumer.