Tesoro Becomes the Fifth-Largest U.S. Refiner with $6.4 Billion Acquisition
Tesoro Corporation purchases Western Refining Tesoro Corporation (ticker: TSO) announced a definitive agreement Thursday under which it will acquire Western Refining Inc. (ticker: WNR) at an implied current price of $37.30 per Western share in a stock transaction, representing a 22% premium to the company’s closing price Wednesday. The equity value of the deal is $4.1 billion and includes the