HOUSTON, July 10, 2012 /PRNewswire/ -- ATWOOD OCEANICS, INC., announced today that one of its subsidiaries has been awarded a twelve-month contract extension with an affiliate of Coastal Energy Company for the jackup rig Vicksburg. The extension is priced at a day rate of $105,000 from January 1, 2013 to June 30, 2013, after which the day rate will increase to $115,000 until December 31, 2013. Atwood Oceanics, Inc. is an international offshore drilling contractor engaged in the drilling and completion of exploratory and developmental oil and gas wells. The company currently owns 11 mobile offshore drilling units and is constructing two ultra-deepwater drillships and three high-specification jackups for deliveries in 2012, 2013 and 2014. The company was founded in 1968 and is headquartered in Houston, Texas. Atwood Oceanics, Inc. common stock is traded on the New York Stock Exchange under the symbol "ATW." SOURCE Atwood Oceanics, Inc.