Seeking Alpha

  Tesoro Corporation (TSO) - NYSE

  • Ask Slim | Send Message 5 Aug 2010

    $TSO stock topping. High PUT volume
      TSO vs. ETF Alternatives
      Company Description
      Tesoro Corp is an independent petroleum refiner and marketer in the United States. Its subsidiaries, operating through three business segments, primarily transport crude oil and manufacture, transport and sell transportation fuels.