Tesla and Solar City agree to a $2.6 billion merger
 

Tesla has confirmed that it will buy SolarCity for $2.6 billion, a deal that unites two Elon Musk firms as one giant green company. The merged business will sell solar panels, Powerwall batteries to store the energy and electric cars that run on it....

https://www.engadget.com/2016/08/01/...ree-to-merger/