Transocean to spend millions, sends rigs to the scrapping heap By: Houston Business Journal via Business Journals March 19, 2015 at 09:41 AM EDT Switzerland-based Transocean Ltd. (NYSE: RIG), which has its main U.S. office in Houston, has plans to scrap four offshore drilling rigs... Read More >> Related Stocks: iPath Dow Jones-Goldman Sachs Crude Oil Fund